New upstream version 1.2upstream/1.2

1 files changed, 14972 insertions, 12666 deletions

diff --git a/configure b/configure
index 2b28f257..5f268804 100755
--- a/configure
+++ b/configure
@@ -1,9 +1,9 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.71.
+# Generated by GNU Autoconf 2.72.
 #
 #
-# Copyright (C) 1992-1996, 1998-2017, 2020-2021 Free Software Foundation,
+# Copyright (C) 1992-1996, 1998-2017, 2020-2023 Free Software Foundation,
 # Inc.
 #
 #
@@ -15,7 +15,6 @@
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-as_nop=:
 if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
 then :
   emulate sh
@@ -24,12 +23,13 @@ then :
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else $as_nop
-  case `(set -o) 2>/dev/null` in #(
+else case e in #(
+  e) case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
   *) :
      ;;
+esac ;;
 esac
 fi
 
@@ -101,7 +101,7 @@ IFS=$as_save_IFS
 
      ;;
 esac
-# We did not find ourselves, most probably we were run as `sh COMMAND'
+# We did not find ourselves, most probably we were run as 'sh COMMAND'
 # in which case we are not to be found in the path.
 if test "x$as_myself" = x; then
   as_myself=$0
@@ -131,15 +131,14 @@ case $- in # ((((
 esac
 exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
 # Admittedly, this is quite paranoid, since all the known shells bail
-# out after a failed `exec'.
+# out after a failed 'exec'.
 printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
 exit 255
   fi
   # We don't want this to propagate to other subprocesses.
           { _as_can_reexec=; unset _as_can_reexec;}
 if test "x$CONFIG_SHELL" = x; then
-  as_bourne_compatible="as_nop=:
-if test \${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+  as_bourne_compatible="if test \${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
 then :
   emulate sh
   NULLCMD=:
@@ -147,12 +146,13 @@ then :
   # is contrary to our usage.  Disable this feature.
   alias -g '\${1+\"\$@\"}'='\"\$@\"'
   setopt NO_GLOB_SUBST
-else \$as_nop
-  case \`(set -o) 2>/dev/null\` in #(
+else case e in #(
+  e) case \`(set -o) 2>/dev/null\` in #(
   *posix*) :
     set -o posix ;; #(
   *) :
      ;;
+esac ;;
 esac
 fi
 "
@@ -170,8 +170,9 @@ as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
 if ( set x; as_fn_ret_success y && test x = \"\$1\" )
 then :
 
-else \$as_nop
-  exitcode=1; echo positional parameters were not saved.
+else case e in #(
+  e) exitcode=1; echo positional parameters were not saved. ;;
+esac
 fi
 test x\$exitcode = x0 || exit 1
 blah=\$(echo \$(echo blah))
@@ -193,14 +194,15 @@ test \$(( 1 + 1 )) = 2 || exit 1
   if (eval "$as_required") 2>/dev/null
 then :
   as_have_required=yes
-else $as_nop
-  as_have_required=no
+else case e in #(
+  e) as_have_required=no ;;
+esac
 fi
   if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null
 then :
 
-else $as_nop
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+else case e in #(
+  e) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 as_found=false
 for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
 do
@@ -233,12 +235,13 @@ IFS=$as_save_IFS
 if $as_found
 then :
 
-else $as_nop
-  if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
+else case e in #(
+  e) if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
 	      as_run=a "$SHELL" -c "$as_bourne_compatible""$as_required" 2>/dev/null
 then :
   CONFIG_SHELL=$SHELL as_have_required=yes
-fi
+fi ;;
+esac
 fi
 
 
@@ -260,7 +263,7 @@ case $- in # ((((
 esac
 exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
 # Admittedly, this is quite paranoid, since all the known shells bail
-# out after a failed `exec'.
+# out after a failed 'exec'.
 printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
 exit 255
 fi
@@ -279,7 +282,8 @@ $0: message. Then install a modern shell, or manually run
 $0: the script under such a shell if you do have one."
   fi
   exit 1
-fi
+fi ;;
+esac
 fi
 fi
 SHELL=${CONFIG_SHELL-/bin/sh}
@@ -318,14 +322,6 @@ as_fn_exit ()
   as_fn_set_status $1
   exit $1
 } # as_fn_exit
-# as_fn_nop
-# ---------
-# Do nothing but, unlike ":", preserve the value of $?.
-as_fn_nop ()
-{
-  return $?
-}
-as_nop=as_fn_nop
 
 # as_fn_mkdir_p
 # -------------
@@ -394,11 +390,12 @@ then :
   {
     eval $1+=\$2
   }'
-else $as_nop
-  as_fn_append ()
+else case e in #(
+  e) as_fn_append ()
   {
     eval $1=\$$1\$2
-  }
+  } ;;
+esac
 fi # as_fn_append
 
 # as_fn_arith ARG...
@@ -412,21 +409,14 @@ then :
   {
     as_val=$(( $* ))
   }'
-else $as_nop
-  as_fn_arith ()
+else case e in #(
+  e) as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
-  }
+  } ;;
+esac
 fi # as_fn_arith
 
-# as_fn_nop
-# ---------
-# Do nothing but, unlike ":", preserve the value of $?.
-as_fn_nop ()
-{
-  return $?
-}
-as_nop=as_fn_nop
 
 # as_fn_error STATUS ERROR [LINENO LOG_FD]
 # ----------------------------------------
@@ -500,6 +490,8 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
     /[$]LINENO/=
   ' <$as_myself |
     sed '
+      t clear
+      :clear
       s/[$]LINENO.*/&-/
       t lineno
       b
@@ -548,7 +540,6 @@ esac
 as_echo='printf %s\n'
 as_echo_n='printf %s'
 
-
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -560,9 +551,9 @@ if (echo >conf$$.file) 2>/dev/null; then
   if ln -s conf$$.file conf$$ 2>/dev/null; then
     as_ln_s='ln -s'
     # ... but there are two gotchas:
-    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
-    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -pR'.
+    # 1) On MSYS, both 'ln -s file dir' and 'ln file dir' fail.
+    # 2) DJGPP < 2.04 has no symlinks; 'ln -s' creates a wrapper executable.
+    # In both cases, we have to default to 'cp -pR'.
     ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
       as_ln_s='cp -pR'
   elif ln conf$$.file conf$$ 2>/dev/null; then
@@ -587,10 +578,12 @@ as_test_x='test -x'
 as_executable_p=as_fn_executable_p
 
 # Sed expression to map a string onto a valid CPP name.
-as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
+as_sed_cpp="y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
+as_tr_cpp="eval sed '$as_sed_cpp'" # deprecated
 
 # Sed expression to map a string onto a valid variable name.
-as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
+as_sed_sh="y%*+%pp%;s%[^_$as_cr_alnum]%_%g"
+as_tr_sh="eval sed '$as_sed_sh'" # deprecated
 
 SHELL=${CONFIG_SHELL-/bin/sh}
 
@@ -657,9 +650,10 @@ ac_includes_default="\
 
 ac_header_c_list=
 gl_use_threads_default=
-gl_use_winpthreads_default=
+gl_use_winpthreads_default=no
 ac_config_libobj_dir=tests
 ac_func_c_list=
+enable_year2038=no
 ac_subst_vars='gltests_LIBOBJDEPS
 gltests_LTLIBOBJS
 gltests_LIBOBJS
@@ -705,6 +699,8 @@ SYS_TIME_H_DEFINES_STRUCT_TIMESPEC
 TIME_H_DEFINES_STRUCT_TIMESPEC
 NEXT_AS_FIRST_DIRECTIVE_TIME_H
 NEXT_TIME_H
+GL_COND_OBJ_TIME_FALSE
+GL_COND_OBJ_TIME_TRUE
 HAVE_SYS_UIO_H
 NEXT_AS_FIRST_DIRECTIVE_SYS_UIO_H
 NEXT_SYS_UIO_H
@@ -723,9 +719,6 @@ GL_COND_OBJ_STDIO_READ_FALSE
 GL_COND_OBJ_STDIO_READ_TRUE
 NEXT_AS_FIRST_DIRECTIVE_STDIO_H
 NEXT_STDIO_H
-GL_GENERATE_STDALIGN_H_FALSE
-GL_GENERATE_STDALIGN_H_TRUE
-STDALIGN_H
 GL_COND_OBJ_STAT_FALSE
 GL_COND_OBJ_STAT_TRUE
 GL_COND_OBJ_SOCKET_FALSE
@@ -741,11 +734,13 @@ GL_COND_OBJ_SETSOCKOPT_TRUE
 GL_COND_OBJ_SETLOCALE_FALSE
 GL_COND_OBJ_SETLOCALE_TRUE
 LIB_SETLOCALE
+SETLOCALE_LIB
 GL_COND_OBJ_SETENV_FALSE
 GL_COND_OBJ_SETENV_TRUE
 GL_COND_OBJ_SELECT_FALSE
 GL_COND_OBJ_SELECT_TRUE
 LIB_SELECT
+SELECT_LIB
 LIBSOCKET
 GL_COND_OBJ_SCHED_YIELD_FALSE
 GL_COND_OBJ_SCHED_YIELD_TRUE
@@ -759,6 +754,10 @@ REPLACE_SCHED_YIELD
 HAVE_SCHED_YIELD
 GL_COND_OBJ_REALLOCARRAY_FALSE
 GL_COND_OBJ_REALLOCARRAY_TRUE
+GL_COND_OBJ_RANDOM_R_FALSE
+GL_COND_OBJ_RANDOM_R_TRUE
+GL_COND_OBJ_RANDOM_FALSE
+GL_COND_OBJ_RANDOM_TRUE
 GL_COND_OBJ_RAISE_FALSE
 GL_COND_OBJ_RAISE_TRUE
 GL_COND_OBJ_PUTENV_FALSE
@@ -771,6 +770,7 @@ GL_GNULIB_PTHREAD_SIGMASK
 GL_COND_OBJ_PTHREAD_SIGMASK_FALSE
 GL_COND_OBJ_PTHREAD_SIGMASK_TRUE
 LIB_PTHREAD_SIGMASK
+PTHREAD_SIGMASK_LIB
 REPLACE_RAISE
 REPLACE_PTHREAD_SIGMASK
 HAVE_SIGHANDLER_T
@@ -933,6 +933,7 @@ GL_GNULIB_TIME_R
 GL_GNULIB_TIMESPEC_GETRES
 GL_GNULIB_TIMESPEC_GET
 GL_GNULIB_TIMEGM
+GL_GNULIB_TIME
 GL_GNULIB_STRPTIME
 GL_GNULIB_STRFTIME
 GL_GNULIB_NANOSLEEP
@@ -942,15 +943,18 @@ GL_GNULIB_CTIME
 GL_COND_OBJ_NANOSLEEP_FALSE
 GL_COND_OBJ_NANOSLEEP_TRUE
 LIB_NANOSLEEP
-REPLACE_LOCALTIME
-REPLACE_GMTIME
-GNULIB_GETTIMEOFDAY
+NANOSLEEP_LIB
 REPLACE_TZSET
+REPLACE_TIMESPEC_GETRES
+REPLACE_TIMESPEC_GET
 REPLACE_TIMEGM
+REPLACE_TIME
 REPLACE_STRFTIME
 REPLACE_NANOSLEEP
 REPLACE_MKTIME
 REPLACE_LOCALTIME_R
+REPLACE_LOCALTIME
+REPLACE_GMTIME
 REPLACE_CTIME
 HAVE_TIMEZONE_T
 HAVE_TIMESPEC_GETRES
@@ -990,6 +994,8 @@ HAVE_STRUCT_TIMEVAL
 HAVE_GETTIMEOFDAY
 LTLIBINTL
 LIBINTL
+GL_COND_OBJ_GETPROGNAME_FALSE
+GL_COND_OBJ_GETPROGNAME_TRUE
 GL_COND_OBJ_GETPAGESIZE_FALSE
 GL_COND_OBJ_GETPAGESIZE_TRUE
 GL_COND_OBJ_GETDTABLESIZE_FALSE
@@ -1154,7 +1160,9 @@ HAVE_FSEEKO
 HAVE_DPRINTF
 HAVE_DECL_VSNPRINTF
 HAVE_DECL_SNPRINTF
+HAVE_DECL_PUTW
 HAVE_DECL_OBSTACK_PRINTF
+HAVE_DECL_GETW
 HAVE_DECL_GETLINE
 HAVE_DECL_GETDELIM
 HAVE_DECL_FTELLO
@@ -1180,6 +1188,13 @@ HAVE_OPENAT
 HAVE_FCNTL
 GL_COND_OBJ_ERROR_FALSE
 GL_COND_OBJ_ERROR_TRUE
+REPLACE_ERROR_AT_LINE
+REPLACE_ERROR
+HAVE_ERROR_AT_LINE
+HAVE_ERROR
+HAVE_ERROR_H
+NEXT_AS_FIRST_DIRECTIVE_ERROR_H
+NEXT_ERROR_H
 GL_COND_OBJ_DUP2_FALSE
 GL_COND_OBJ_DUP2_TRUE
 GL_GNULIB_ISBLANK
@@ -1191,6 +1206,8 @@ GL_COND_OBJ_CONNECT_TRUE
 GL_COND_OBJ_CLOSE_FALSE
 GL_COND_OBJ_CLOSE_TRUE
 HAVE_MSVC_INVALID_PARAMETER_HANDLER
+GL_COND_OBJ_C32RTOMB_FALSE
+GL_COND_OBJ_C32RTOMB_TRUE
 LOCALE_TR_UTF8
 GL_COND_OBJ_BTOWC_FALSE
 GL_COND_OBJ_BTOWC_TRUE
@@ -1330,6 +1347,8 @@ LIBUNISTRING_COMPILE_UNISTR_U8_SET_FALSE
 LIBUNISTRING_COMPILE_UNISTR_U8_SET_TRUE
 LIBUNISTRING_COMPILE_UNISTR_U8_PREV_FALSE
 LIBUNISTRING_COMPILE_UNISTR_U8_PREV_TRUE
+LIBUNISTRING_COMPILE_UNISTR_U8_PCPY_FALSE
+LIBUNISTRING_COMPILE_UNISTR_U8_PCPY_TRUE
 LIBUNISTRING_COMPILE_UNISTR_U8_NEXT_FALSE
 LIBUNISTRING_COMPILE_UNISTR_U8_NEXT_TRUE
 LIBUNISTRING_COMPILE_UNISTR_U8_MOVE_FALSE
@@ -1412,6 +1431,8 @@ LIBUNISTRING_COMPILE_UNISTR_U32_SET_FALSE
 LIBUNISTRING_COMPILE_UNISTR_U32_SET_TRUE
 LIBUNISTRING_COMPILE_UNISTR_U32_PREV_FALSE
 LIBUNISTRING_COMPILE_UNISTR_U32_PREV_TRUE
+LIBUNISTRING_COMPILE_UNISTR_U32_PCPY_FALSE
+LIBUNISTRING_COMPILE_UNISTR_U32_PCPY_TRUE
 LIBUNISTRING_COMPILE_UNISTR_U32_NEXT_FALSE
 LIBUNISTRING_COMPILE_UNISTR_U32_NEXT_TRUE
 LIBUNISTRING_COMPILE_UNISTR_U32_MOVE_FALSE
@@ -1494,6 +1515,8 @@ LIBUNISTRING_COMPILE_UNISTR_U16_SET_FALSE
 LIBUNISTRING_COMPILE_UNISTR_U16_SET_TRUE
 LIBUNISTRING_COMPILE_UNISTR_U16_PREV_FALSE
 LIBUNISTRING_COMPILE_UNISTR_U16_PREV_TRUE
+LIBUNISTRING_COMPILE_UNISTR_U16_PCPY_FALSE
+LIBUNISTRING_COMPILE_UNISTR_U16_PCPY_TRUE
 LIBUNISTRING_COMPILE_UNISTR_U16_NEXT_FALSE
 LIBUNISTRING_COMPILE_UNISTR_U16_NEXT_TRUE
 LIBUNISTRING_COMPILE_UNISTR_U16_MOVE_FALSE
@@ -1740,12 +1763,14 @@ REPLACE_TRUNCATE
 REPLACE_SYMLINKAT
 REPLACE_SYMLINK
 REPLACE_SLEEP
+REPLACE_SETHOSTNAME
 REPLACE_RMDIR
 REPLACE_READLINKAT
 REPLACE_READLINK
 REPLACE_READ
 REPLACE_PWRITE
 REPLACE_PREAD
+REPLACE_PIPE2
 REPLACE_LSEEK
 REPLACE_LINKAT
 REPLACE_LINK
@@ -1756,11 +1781,14 @@ REPLACE_GETPASS
 REPLACE_GETPAGESIZE
 REPLACE_GETGROUPS
 REPLACE_GETLOGIN_R
+REPLACE_GETENTROPY
 REPLACE_GETDTABLESIZE
 REPLACE_GETDOMAINNAME
 REPLACE_GETCWD
 REPLACE_FTRUNCATE
+REPLACE_FDATASYNC
 REPLACE_FCHOWNAT
+REPLACE_FCHDIR
 REPLACE_FACCESSAT
 REPLACE_EXECVPE
 REPLACE_EXECVP
@@ -1769,6 +1797,7 @@ REPLACE_EXECV
 REPLACE_EXECLP
 REPLACE_EXECLE
 REPLACE_EXECL
+REPLACE_DUP3
 REPLACE_DUP2
 REPLACE_DUP
 REPLACE_COPY_FILE_RANGE
@@ -1865,10 +1894,18 @@ LIBUNISTRING_COMPILE_UNINORM_COMPOSITION_FALSE
 LIBUNISTRING_COMPILE_UNINORM_COMPOSITION_TRUE
 LIBUNISTRING_COMPILE_UNINORM_CANONICAL_DECOMPOSITION_FALSE
 LIBUNISTRING_COMPILE_UNINORM_CANONICAL_DECOMPOSITION_TRUE
+GL_GNULIB_UNINORM_NFKC_DLL_VARIABLE
+GL_GNULIB_UNINORM_NFKD_DLL_VARIABLE
+GL_GNULIB_UNINORM_NFC_DLL_VARIABLE
+GL_GNULIB_UNINORM_NFD_DLL_VARIABLE
 LIBUNISTRING_UNINORM_H
 LIBUNISTRING_COMPILE_UNINAME_UNINAME_FALSE
 LIBUNISTRING_COMPILE_UNINAME_UNINAME_TRUE
 LIBUNISTRING_UNINAME_H
+LIBUNISTRING_COMPILE_UNIMETADATA_U_VERSION_FALSE
+LIBUNISTRING_COMPILE_UNIMETADATA_U_VERSION_TRUE
+GL_GNULIB_UNIMETADATA_UNICODE_VERSION_DLL_VARIABLE
+LIBUNISTRING_UNIMETADATA_H
 LIBUNISTRING_COMPILE_UNILBRK_ULC_WIDTH_LINEBREAKS_FALSE
 LIBUNISTRING_COMPILE_UNILBRK_ULC_WIDTH_LINEBREAKS_TRUE
 LIBUNISTRING_COMPILE_UNILBRK_ULC_POSSIBLE_LINEBREAKS_FALSE
@@ -1961,6 +1998,8 @@ LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PUNCTUATION_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PUNCTUATION_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PRIVATE_USE_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PRIVATE_USE_TRUE
+LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_FALSE
+LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PATTERN_WHITE_SPACE_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PATTERN_WHITE_SPACE_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PATTERN_SYNTAX_FALSE
@@ -2007,6 +2046,8 @@ LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ISO_CONTROL_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ISO_CONTROL_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IGNORABLE_CONTROL_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IGNORABLE_CONTROL_TRUE
+LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_FALSE
+LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_TRINARY_OPERATOR_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_TRINARY_OPERATOR_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_BINARY_OPERATOR_FALSE
@@ -2017,6 +2058,10 @@ LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_START_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_START_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_CONTINUE_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_CONTINUE_TRUE
+LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_FALSE
+LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_TRUE
+LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_FALSE
+LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_HYPHEN_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_HYPHEN_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_HEX_DIGIT_FALSE
@@ -2131,6 +2176,12 @@ LIBUNISTRING_COMPILE_UNICTYPE_JOININGGROUP_NAME_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_JOININGGROUP_NAME_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_JOININGGROUP_BYNAME_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_JOININGGROUP_BYNAME_TRUE
+LIBUNISTRING_COMPILE_UNICTYPE_INCB_OF_FALSE
+LIBUNISTRING_COMPILE_UNICTYPE_INCB_OF_TRUE
+LIBUNISTRING_COMPILE_UNICTYPE_INCB_NAME_FALSE
+LIBUNISTRING_COMPILE_UNICTYPE_INCB_NAME_TRUE
+LIBUNISTRING_COMPILE_UNICTYPE_INCB_BYNAME_FALSE
+LIBUNISTRING_COMPILE_UNICTYPE_INCB_BYNAME_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_DIGIT_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_DIGIT_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_DECIMAL_DIGIT_FALSE
@@ -2173,8 +2224,6 @@ LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_OR_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_OR_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_OF_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_OF_TRUE
-LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NONE_FALSE
-LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NONE_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NAME_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NAME_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_LONGNAME_FALSE
@@ -2275,6 +2324,141 @@ LIBUNISTRING_COMPILE_UNICTYPE_BIDICLASS_LONGNAME_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_BIDICLASS_LONGNAME_TRUE
 LIBUNISTRING_COMPILE_UNICTYPE_BIDICLASS_BYNAME_FALSE
 LIBUNISTRING_COMPILE_UNICTYPE_BIDICLASS_BYNAME_TRUE
+GL_GNULIB_UNICTYPE_PROPERTY_REGIONAL_INDICATOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_IGNORABLE_CONTROL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_EXTENDER_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_DIACRITIC_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_NUMERIC_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_DECIMAL_DIGIT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_COMPOSITE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_COMBINING_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_LEFT_OF_PAIR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_PAIRED_PUNCTUATION_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_OTHER_MATH_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_MATH_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_CURRENCY_SYMBOL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_TERMINAL_PUNCTUATION_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_SENTENCE_TERMINAL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_QUOTATION_MARK_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_PARAGRAPH_SEPARATOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_LINE_SEPARATOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_PUNCTUATION_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_HYPHEN_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_DASH_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_FORMAT_CONTROL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_ISO_CONTROL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_NON_BREAK_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_SPACE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_ZERO_WIDTH_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_EXTENDED_PICTOGRAPHIC_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_EMOJI_COMPONENT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_EMOJI_MODIFIER_BASE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_EMOJI_MODIFIER_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_EMOJI_PRESENTATION_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_EMOJI_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_IDS_TRINARY_OPERATOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_IDS_BINARY_OPERATOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_RADICAL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_UNIFIED_IDEOGRAPH_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_IDEOGRAPHIC_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_ASCII_HEX_DIGIT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_HEX_DIGIT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_OTHER_NEUTRAL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_EMBEDDING_OR_OVERRIDE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_PDF_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_BOUNDARY_NEUTRAL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_NON_SPACING_MARK_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_WHITESPACE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_SEGMENT_SEPARATOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_BLOCK_SEPARATOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_COMMON_SEPARATOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_ARABIC_DIGIT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_EUR_NUM_TERMINATOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_EUR_NUM_SEPARATOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_EUROPEAN_DIGIT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_ARABIC_RIGHT_TO_LEFT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_HEBREW_RIGHT_TO_LEFT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_LEFT_TO_RIGHT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_BIDI_CONTROL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_GRAPHEME_LINK_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_OTHER_GRAPHEME_EXTEND_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_GRAPHEME_EXTEND_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_GRAPHEME_BASE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_JOIN_CONTROL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_PATTERN_SYNTAX_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_PATTERN_WHITE_SPACE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_XID_CONTINUE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_XID_START_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_OTHER_ID_CONTINUE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_ID_CONTINUE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_OTHER_ID_START_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_ID_START_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_SOFT_DOTTED_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_CHANGES_WHEN_CASEMAPPED_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_CHANGES_WHEN_CASEFOLDED_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_CHANGES_WHEN_TITLECASED_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_CHANGES_WHEN_UPPERCASED_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_CHANGES_WHEN_LOWERCASED_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_CASE_IGNORABLE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_CASED_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_TITLECASE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_OTHER_LOWERCASE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_LOWERCASE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_OTHER_UPPERCASE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_UPPERCASE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_UNASSIGNED_CODE_VALUE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_PRIVATE_USE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_VARIATION_SELECTOR_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_LOGICAL_ORDER_EXCEPTION_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_DEPRECATED_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_OTHER_DEFAULT_IGNORABLE_CODE_POINT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_DEFAULT_IGNORABLE_CODE_POINT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_NOT_A_CHARACTER_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_OTHER_ALPHABETIC_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_ALPHABETIC_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_PROPERTY_WHITE_SPACE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_CN_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_CO_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_CS_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_CF_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_CC_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_C_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_ZP_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_ZL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_ZS_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_Z_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_SO_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_SK_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_SC_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_SM_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_S_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_PO_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_PF_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_PI_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_PE_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_PS_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_PD_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_PC_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_P_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_NO_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_NL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_ND_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_N_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_ME_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_MC_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_MN_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_M_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_LO_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_LM_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_LT_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_LL_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_LU_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_LC_DLL_VARIABLE
+GL_GNULIB_UNICTYPE_CATEGORY_L_DLL_VARIABLE
 LIBUNISTRING_UNICTYPE_H
 LIBUNISTRING_COMPILE_UNICONV_U8_STRCONV_TO_LOCALE_FALSE
 LIBUNISTRING_COMPILE_UNICONV_U8_STRCONV_TO_LOCALE_TRUE
@@ -2439,7 +2623,10 @@ LIBUNISTRING_COMPILE_UNICASE_EMPTY_SUFFIX_CONTEXT_FALSE
 LIBUNISTRING_COMPILE_UNICASE_EMPTY_SUFFIX_CONTEXT_TRUE
 LIBUNISTRING_COMPILE_UNICASE_EMPTY_PREFIX_CONTEXT_FALSE
 LIBUNISTRING_COMPILE_UNICASE_EMPTY_PREFIX_CONTEXT_TRUE
+GL_GNULIB_UNICASE_EMPTY_SUFFIX_CONTEXT_DLL_VARIABLE
+GL_GNULIB_UNICASE_EMPTY_PREFIX_CONTEXT_DLL_VARIABLE
 LIBUNISTRING_UNICASE_H
+HAVE_UNISTRING_WOE32DLL_H
 WINDOWS_STAT_INODES
 WINDOWS_64_BIT_OFF_T
 NEXT_AS_FIRST_DIRECTIVE_SYS_TYPES_H
@@ -2467,6 +2654,7 @@ RELOCATABLE
 GL_COND_OBJ_MEMCHR_FALSE
 GL_COND_OBJ_MEMCHR_TRUE
 UNDEFINE_STRTOK_R
+REPLACE_STRVERSCMP
 REPLACE_STRSIGNAL
 REPLACE_STRERRORNAME_NP
 REPLACE_STRERROR_R
@@ -2480,6 +2668,9 @@ REPLACE_STRNCAT
 REPLACE_STRDUP
 REPLACE_STRCHRNUL
 REPLACE_STPNCPY
+REPLACE_STPCPY
+REPLACE_MEMSET_EXPLICIT
+REPLACE_MEMPCPY
 REPLACE_MEMMEM
 REPLACE_MEMCHR
 REPLACE_FFSLL
@@ -2501,6 +2692,7 @@ HAVE_STPNCPY
 HAVE_STPCPY
 HAVE_RAWMEMCHR
 HAVE_DECL_MEMRCHR
+HAVE_MEMSET_EXPLICIT
 HAVE_MEMPCPY
 HAVE_DECL_MEMMEM
 HAVE_FFSLL
@@ -2543,6 +2735,7 @@ GL_GNULIB_STRCHRNUL
 GL_GNULIB_STPNCPY
 GL_GNULIB_STPCPY
 GL_GNULIB_RAWMEMCHR
+GL_GNULIB_MEMSET_EXPLICIT
 GL_GNULIB_MEMRCHR
 GL_GNULIB_MEMPCPY
 GL_GNULIB_MEMMEM
@@ -2553,6 +2746,7 @@ GL_GNULIB_EXPLICIT_BZERO
 GL_COND_OBJ_MBSINIT_FALSE
 GL_COND_OBJ_MBSINIT_TRUE
 GL_GNULIB_MDA_WCSDUP
+GL_GNULIB_WGETCWD
 GL_GNULIB_WCSFTIME
 GL_GNULIB_WCSWIDTH
 GL_GNULIB_WCSTOK
@@ -2591,71 +2785,18 @@ GL_GNULIB_MBSNRTOWCS
 GL_GNULIB_MBSRTOWCS
 GL_GNULIB_MBRLEN
 GL_GNULIB_MBRTOWC
+GL_GNULIB_MBSZERO
 GL_GNULIB_MBSINIT
 GL_GNULIB_WCTOB
 GL_GNULIB_BTOWC
-HAVE_VISIBILITY
-CFLAG_VISIBILITY
 GL_COND_OBJ_MBRTOWC_FALSE
 GL_COND_OBJ_MBRTOWC_TRUE
 LIB_MBRTOWC
-REPLACE_WCSTOK
-REPLACE_WCSFTIME
-REPLACE_WCSWIDTH
-REPLACE_WCWIDTH
-REPLACE_WCSNRTOMBS
-REPLACE_WCSRTOMBS
-REPLACE_WCRTOMB
-REPLACE_MBSNRTOWCS
-REPLACE_MBSRTOWCS
-REPLACE_MBRLEN
-REPLACE_MBRTOWC
-REPLACE_MBSINIT
-REPLACE_WCTOB
-REPLACE_BTOWC
-REPLACE_MBSTATE_T
-HAVE_DECL_WCWIDTH
-HAVE_DECL_WCSDUP
-HAVE_DECL_WCTOB
-HAVE_WCSFTIME
-HAVE_WCSWIDTH
-HAVE_WCSTOK
-HAVE_WCSSTR
-HAVE_WCSPBRK
-HAVE_WCSSPN
-HAVE_WCSCSPN
-HAVE_WCSRCHR
-HAVE_WCSCHR
-HAVE_WCSDUP
-HAVE_WCSXFRM
-HAVE_WCSCOLL
-HAVE_WCSNCASECMP
-HAVE_WCSCASECMP
-HAVE_WCSNCMP
-HAVE_WCSCMP
-HAVE_WCSNCAT
-HAVE_WCSCAT
-HAVE_WCPNCPY
-HAVE_WCSNCPY
-HAVE_WCPCPY
-HAVE_WCSCPY
-HAVE_WCSNLEN
-HAVE_WCSLEN
-HAVE_WMEMSET
-HAVE_WMEMPCPY
-HAVE_WMEMMOVE
-HAVE_WMEMCPY
-HAVE_WMEMCMP
-HAVE_WMEMCHR
-HAVE_WCSNRTOMBS
-HAVE_WCSRTOMBS
-HAVE_WCRTOMB
-HAVE_MBSNRTOWCS
-HAVE_MBSRTOWCS
-HAVE_MBRLEN
-HAVE_MBRTOWC
-HAVE_MBSINIT
-HAVE_BTOWC
+MBRTOWC_LIB
+HAVE_VISIBILITY
+CFLAG_VISIBILITY
+GL_COND_OBJ_MBRTOC32_FALSE
+GL_COND_OBJ_MBRTOC32_TRUE
 NEXT_AS_FIRST_DIRECTIVE_MATH_H
 NEXT_MATH_H
 LTLIBMULTITHREAD
@@ -2663,8 +2804,10 @@ LIBMULTITHREAD
 LTLIBTHREAD
 LIBTHREAD
 LIBSTDTHREAD
+GL_COND_OBJ_LOCALENAME_UNSAFE_LIMITED_FALSE
+GL_COND_OBJ_LOCALENAME_UNSAFE_LIMITED_TRUE
 INTL_MACOSX_LIBS
-GL_GNULIB_LOCALENAME
+GL_GNULIB_LOCALENAME_UNSAFE
 GL_GNULIB_DUPLOCALE
 GL_GNULIB_SETLOCALE_NULL
 GL_GNULIB_SETLOCALE
@@ -2704,17 +2847,16 @@ REPLACE_NL_LANGINFO
 HAVE_NL_LANGINFO
 GL_COND_OBJ_ISWXDIGIT_FALSE
 GL_COND_OBJ_ISWXDIGIT_TRUE
+GL_COND_OBJ_ISWPUNCT_FALSE
+GL_COND_OBJ_ISWPUNCT_TRUE
 GL_COND_OBJ_ISWDIGIT_FALSE
 GL_COND_OBJ_ISWDIGIT_TRUE
-LOCALE_ZH_CN
-LOCALE_FR_UTF8
-LOCALE_JA
-LOCALE_FR
 GL_GNULIB_TOWCTRANS
 GL_GNULIB_WCTRANS
 GL_GNULIB_ISWCTYPE
 GL_GNULIB_WCTYPE
 GL_GNULIB_ISWXDIGIT
+GL_GNULIB_ISWPUNCT
 GL_GNULIB_ISWDIGIT
 GL_GNULIB_ISWBLANK
 GL_COND_OBJ_ISWBLANK_FALSE
@@ -2727,7 +2869,10 @@ NEXT_WCTYPE_H
 HAVE_CRTDEFS_H
 HAVE_WINT_T
 HAVE_ISWCNTRL
+REPLACE_WCTYPE
+REPLACE_WCTRANS
 REPLACE_ISWXDIGIT
+REPLACE_ISWPUNCT
 REPLACE_ISWDIGIT
 REPLACE_ISWBLANK
 HAVE_WCTRANS_T
@@ -2746,6 +2891,10 @@ INT64_MAX_EQ_LONG_MAX
 INT32_MAX_LT_INTMAX_MAX
 REPLACE_STRTOUMAX
 REPLACE_STRTOIMAX
+REPLACE_IMAXDIV
+REPLACE_IMAXABS
+HAVE_IMAXDIV
+HAVE_IMAXABS
 HAVE_IMAXDIV_T
 HAVE_DECL_STRTOUMAX
 HAVE_DECL_STRTOIMAX
@@ -2763,7 +2912,6 @@ HAVE_SIGNED_WINT_T
 HAVE_SIGNED_WCHAR_T
 HAVE_SIGNED_SIG_ATOMIC_T
 BITSIZEOF_WINT_T
-BITSIZEOF_WCHAR_T
 BITSIZEOF_SIG_ATOMIC_T
 BITSIZEOF_SIZE_T
 BITSIZEOF_PTRDIFF_T
@@ -2794,8 +2942,11 @@ ICONV_CONST
 LTLIBICONV
 LIBICONV
 LIB_HARD_LOCALE
+HARD_LOCALE_LIB
 LIB_SETLOCALE_NULL
+SETLOCALE_NULL_LIB
 LIB_SCHED_YIELD
+SCHED_YIELD_LIB
 LIBPMULTITHREAD
 LIBPTHREAD
 GL_COND_OBJ_FSETERR_FALSE
@@ -2810,6 +2961,9 @@ GL_GNULIB_MDA_J0
 GL_GNULIB_TRUNCL
 GL_GNULIB_TRUNCF
 GL_GNULIB_TRUNC
+GL_GNULIB_TOTALORDERL
+GL_GNULIB_TOTALORDERF
+GL_GNULIB_TOTALORDER
 GL_GNULIB_TANHF
 GL_GNULIB_TANL
 GL_GNULIB_TANF
@@ -2849,6 +3003,7 @@ GL_GNULIB_LOGF
 GL_GNULIB_LOG
 GL_GNULIB_LDEXPL
 GL_GNULIB_LDEXPF
+GL_GNULIB_LDEXP
 GL_GNULIB_ISNANL
 GL_GNULIB_ISNAND
 GL_GNULIB_ISNANF
@@ -2905,6 +3060,9 @@ GL_GNULIB_ACOSF
 REPLACE_TRUNCL
 REPLACE_TRUNCF
 REPLACE_TRUNC
+REPLACE_TOTALORDERL
+REPLACE_TOTALORDERF
+REPLACE_TOTALORDER
 REPLACE_TANHF
 REPLACE_TANF
 REPLACE_SQRTL
@@ -2940,6 +3098,7 @@ REPLACE_LOGL
 REPLACE_LOGF
 REPLACE_LOG
 REPLACE_LDEXPL
+REPLACE_LDEXP
 REPLACE_ISNAN
 REPLACE_ISINF
 REPLACE_ISFINITE
@@ -3017,6 +3176,9 @@ HAVE_DECL_CBRTF
 HAVE_DECL_ATANL
 HAVE_DECL_ASINL
 HAVE_DECL_ACOSL
+HAVE_TOTALORDERL
+HAVE_TOTALORDERF
+HAVE_TOTALORDER
 HAVE_TANHF
 HAVE_TANL
 HAVE_TANF
@@ -3091,6 +3253,7 @@ GL_GNULIB_STRTOUL
 GL_GNULIB_STRTOLL
 GL_GNULIB_STRTOLD
 GL_GNULIB_STRTOL
+GL_GNULIB_STRTOF
 GL_GNULIB_STRTOD
 GL_GNULIB_SETENV
 GL_GNULIB_SECURE_GETENV
@@ -3101,6 +3264,7 @@ GL_GNULIB_REALLOC_GNU
 GL_GNULIB_REALLOCARRAY
 GL_GNULIB_RANDOM_R
 GL_GNULIB_RANDOM
+GL_GNULIB_RAND
 GL_GNULIB_QSORT_R
 GL_GNULIB_PUTENV
 GL_GNULIB_PTSNAME_R
@@ -3113,10 +3277,12 @@ GL_GNULIB_MKOSTEMPS
 GL_GNULIB_MKOSTEMP
 GL_GNULIB_MKDTEMP
 GL_GNULIB_MBTOWC
+GL_GNULIB_MBSTOWCS
 GL_GNULIB_MALLOC_POSIX
 GL_GNULIB_MALLOC_GNU
 GL_GNULIB_GRANTPT
 GL_GNULIB_GETSUBOPT
+GL_GNULIB_GETPROGNAME
 GL_GNULIB_GETLOADAVG
 GL_GNULIB_FREE_POSIX
 GL_GNULIB_CANONICALIZE_FILE_NAME
@@ -3134,6 +3300,7 @@ REPLACE_STRTOUL
 REPLACE_STRTOLL
 REPLACE_STRTOLD
 REPLACE_STRTOL
+REPLACE_STRTOF
 REPLACE_STRTOD
 REPLACE_SETSTATE
 REPLACE_SETENV
@@ -3143,21 +3310,31 @@ REPLACE_REALLOC_FOR_REALLOC_POSIX
 REPLACE_REALLOC_FOR_REALLOC_GNU
 REPLACE_RANDOM_R
 REPLACE_RANDOM
+REPLACE_RAND
 REPLACE_QSORT_R
 REPLACE_PUTENV
 REPLACE_PTSNAME_R
 REPLACE_PTSNAME
+REPLACE_POSIX_OPENPT
 REPLACE_POSIX_MEMALIGN
 REPLACE_MKSTEMP
+REPLACE_MKOSTEMPS
+REPLACE_MKOSTEMP
 REPLACE_MBTOWC
+REPLACE_MBSTOWCS
+REPLACE_MB_CUR_MAX
 REPLACE_MALLOC_FOR_MALLOC_POSIX
 REPLACE_MALLOC_FOR_MALLOC_GNU
 REPLACE_INITSTATE
+REPLACE_GETSUBOPT
+REPLACE_GETPROGNAME
+REPLACE_GETLOADAVG
 REPLACE_FREE
 REPLACE_CANONICALIZE_FILE_NAME
 REPLACE_CALLOC_FOR_CALLOC_POSIX
 REPLACE_CALLOC_FOR_CALLOC_GNU
 REPLACE_ALIGNED_ALLOC
+REPLACE__EXIT
 HAVE_DECL_UNSETENV
 HAVE_UNLOCKPT
 HAVE_SYS_LOADAVG_H
@@ -3167,6 +3344,7 @@ HAVE_STRTOUL
 HAVE_STRTOLL
 HAVE_STRTOLD
 HAVE_STRTOL
+HAVE_STRTOF
 HAVE_STRTOD
 HAVE_DECL_SETSTATE
 HAVE_SETSTATE
@@ -3194,6 +3372,8 @@ HAVE_DECL_INITSTATE
 HAVE_INITSTATE
 HAVE_GRANTPT
 HAVE_GETSUBOPT
+HAVE_GETPROGNAME
+HAVE_DECL_PROGRAM_INVOCATION_NAME
 HAVE_DECL_GETLOADAVG
 HAVE_DECL_GCVT
 HAVE_DECL_FCVT
@@ -3223,6 +3403,124 @@ EMULTIHOP_VALUE
 EMULTIHOP_HIDDEN
 NEXT_AS_FIRST_DIRECTIVE_ERRNO_H
 NEXT_ERRNO_H
+GL_GNULIB_MBSTOC32S
+GL_GNULIB_MBSRTOC32S
+GL_GNULIB_MBSNRTOC32S
+GL_GNULIB_MBRTOC32
+GL_GNULIB_MBRTOC16
+GL_GNULIB_C32_GET_TYPE_TEST
+GL_GNULIB_C32_GET_MAPPING
+GL_GNULIB_C32_APPLY_TYPE_TEST
+GL_GNULIB_C32_APPLY_MAPPING
+GL_GNULIB_C32TOB
+GL_GNULIB_C32SWIDTH
+GL_GNULIB_C32STOMBS
+GL_GNULIB_C32SRTOMBS
+GL_GNULIB_C32SNRTOMBS
+GL_GNULIB_C32RTOMB
+GL_GNULIB_C32WIDTH
+GL_GNULIB_C32TOUPPER
+GL_GNULIB_C32TOLOWER
+GL_GNULIB_C32ISXDIGIT
+GL_GNULIB_C32ISUPPER
+GL_GNULIB_C32ISSPACE
+GL_GNULIB_C32ISPUNCT
+GL_GNULIB_C32ISPRINT
+GL_GNULIB_C32ISLOWER
+GL_GNULIB_C32ISGRAPH
+GL_GNULIB_C32ISDIGIT
+GL_GNULIB_C32ISCNTRL
+GL_GNULIB_C32ISBLANK
+GL_GNULIB_C32ISALPHA
+GL_GNULIB_C32ISALNUM
+GL_GNULIB_BTOC32
+HAVE_WORKING_MBRTOC32
+LOCALE_FR
+LOCALE_ZH_CN
+LC_MONETARY_IMPLEMENTED
+LC_TIME_IMPLEMENTED
+LC_NUMERIC_IMPLEMENTED
+LC_COLLATE_IMPLEMENTED
+LOCALE_FR_UTF8
+LOCALE_JA
+REPLACE_WMEMPCPY
+REPLACE_WMEMCMP
+REPLACE_WCSTOK
+REPLACE_WCSSTR
+REPLACE_WCSNCMP
+REPLACE_WCSCMP
+REPLACE_WCSFTIME
+REPLACE_WCSWIDTH
+REPLACE_WCWIDTH
+REPLACE_WCSNRTOMBS
+REPLACE_WCSRTOMBS
+REPLACE_WCRTOMB
+REPLACE_MBSNRTOWCS
+REPLACE_MBSRTOWCS
+REPLACE_MBRLEN
+REPLACE_MBRTOWC
+REPLACE_MBSINIT
+REPLACE_WCTOB
+REPLACE_BTOWC
+REPLACE_MBSTATE_T
+HAVE_DECL_WCWIDTH
+HAVE_DECL_WCSDUP
+HAVE_DECL_WCTOB
+HAVE_WCSFTIME
+HAVE_WCSWIDTH
+HAVE_WCSTOK
+HAVE_WCSSTR
+HAVE_WCSPBRK
+HAVE_WCSSPN
+HAVE_WCSCSPN
+HAVE_WCSRCHR
+HAVE_WCSCHR
+HAVE_WCSDUP
+HAVE_WCSXFRM
+HAVE_WCSCOLL
+HAVE_WCSNCASECMP
+HAVE_WCSCASECMP
+HAVE_WCSNCMP
+HAVE_WCSCMP
+HAVE_WCSNCAT
+HAVE_WCSCAT
+HAVE_WCPNCPY
+HAVE_WCSNCPY
+HAVE_WCPCPY
+HAVE_WCSCPY
+HAVE_WCSNLEN
+HAVE_WCSLEN
+HAVE_WMEMSET
+HAVE_WMEMPCPY
+HAVE_WMEMMOVE
+HAVE_WMEMCPY
+HAVE_WMEMCMP
+HAVE_WMEMCHR
+HAVE_WCSNRTOMBS
+HAVE_WCSRTOMBS
+HAVE_WCRTOMB
+HAVE_MBSNRTOWCS
+HAVE_MBSRTOWCS
+HAVE_MBRLEN
+HAVE_MBRTOWC
+HAVE_MBSINIT
+HAVE_BTOWC
+SMALL_WCHAR_T
+BITSIZEOF_WCHAR_T
+CXX_HAS_CHAR8_TYPE
+CXX_HAS_UCHAR_TYPES
+GNULIBHEADERS_OVERRIDE_CHAR32_T
+GNULIBHEADERS_OVERRIDE_CHAR16_T
+GNULIBHEADERS_OVERRIDE_CHAR8_T
+HAVE_UCHAR_H
+NEXT_AS_FIRST_DIRECTIVE_UCHAR_H
+NEXT_UCHAR_H
+REPLACE_MBRTOC32
+REPLACE_MBRTOC16
+REPLACE_C32RTOMB
+HAVE_MBRTOC32
+HAVE_MBRTOC16
+HAVE_C32RTOMB
 GL_GENERATE_ASSERT_H_FALSE
 GL_GENERATE_ASSERT_H_TRUE
 ASSERT_H
@@ -3257,6 +3555,8 @@ ac_ct_DUMPBIN
 DUMPBIN
 LD
 FGREP
+EGREP
+GREP
 SED
 LIBTOOL
 OBJDUMP
@@ -3265,8 +3565,6 @@ AS
 RANLIB
 ARFLAGS
 AR
-EGREP
-GREP
 host_os
 host_vendor
 host_cpu
@@ -3368,7 +3666,6 @@ enable_option_checking
 enable_silent_rules
 enable_dependency_tracking
 enable_largefile
-enable_year2038
 enable_threads
 enable_shared
 enable_static
@@ -3383,6 +3680,7 @@ enable_rpath
 with_libiconv_prefix
 enable_relocatable
 enable_namespacing
+enable_year2038
 '
       ac_precious_vars='build_alias
 host_alias
@@ -3502,7 +3800,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: \`$ac_useropt'"
+      as_fn_error $? "invalid feature name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -3528,7 +3826,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: \`$ac_useropt'"
+      as_fn_error $? "invalid feature name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -3741,7 +4039,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: \`$ac_useropt'"
+      as_fn_error $? "invalid package name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -3757,7 +4055,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: \`$ac_useropt'"
+      as_fn_error $? "invalid package name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -3787,8 +4085,8 @@ do
   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
     x_libraries=$ac_optarg ;;
 
-  -*) as_fn_error $? "unrecognized option: \`$ac_option'
-Try \`$0 --help' for more information"
+  -*) as_fn_error $? "unrecognized option: '$ac_option'
+Try '$0 --help' for more information"
     ;;
 
   *=*)
@@ -3796,7 +4094,7 @@ Try \`$0 --help' for more information"
     # Reject names that are not valid shell variable names.
     case $ac_envvar in #(
       '' | [0-9]* | *[!_$as_cr_alnum]* )
-      as_fn_error $? "invalid variable name: \`$ac_envvar'" ;;
+      as_fn_error $? "invalid variable name: '$ac_envvar'" ;;
     esac
     eval $ac_envvar=\$ac_optarg
     export $ac_envvar ;;
@@ -3846,7 +4144,7 @@ do
   as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val"
 done
 
-# There might be people who depend on the old broken behavior: `$host'
+# There might be people who depend on the old broken behavior: '$host'
 # used to hold the argument of --host etc.
 # FIXME: To remove some day.
 build=$build_alias
@@ -3914,7 +4212,7 @@ if test ! -r "$srcdir/$ac_unique_file"; then
   test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
   as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir"
 fi
-ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
+ac_msg="sources are in $srcdir, but 'cd $srcdir' does not work"
 ac_abs_confdir=`(
 	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg"
 	pwd)`
@@ -3942,7 +4240,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures this package to adapt to many kinds of systems.
+'configure' configures this package to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -3956,11 +4254,11 @@ Configuration:
       --help=short        display options specific to this package
       --help=recursive    display the short help of all the included packages
   -V, --version           display version information and exit
-  -q, --quiet, --silent   do not print \`checking ...' messages
+  -q, --quiet, --silent   do not print 'checking ...' messages
       --cache-file=FILE   cache test results in FILE [disabled]
-  -C, --config-cache      alias for \`--cache-file=config.cache'
+  -C, --config-cache      alias for '--cache-file=config.cache'
   -n, --no-create         do not create output files
-      --srcdir=DIR        find the sources in DIR [configure dir or \`..']
+      --srcdir=DIR        find the sources in DIR [configure dir or '..']
 
 Installation directories:
   --prefix=PREFIX         install architecture-independent files in PREFIX
@@ -3968,10 +4266,10 @@ Installation directories:
   --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
                           [PREFIX]
 
-By default, \`make install' will install all the files in
-\`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc.  You can specify
-an installation prefix other than \`$ac_default_prefix' using \`--prefix',
-for instance \`--prefix=\$HOME'.
+By default, 'make install' will install all the files in
+'$ac_default_prefix/bin', '$ac_default_prefix/lib' etc.  You can specify
+an installation prefix other than '$ac_default_prefix' using '--prefix',
+for instance '--prefix=\$HOME'.
 
 For better control, use the options below.
 
@@ -4026,7 +4324,6 @@ Optional Features:
   --disable-dependency-tracking
                           speeds up one-time build
   --disable-largefile     omit support for large files
-  --disable-year2038      omit support for timestamps past the year 2038
   --enable-threads={isoc|posix|isoc+posix|windows}
                           specify multithreading API
   --disable-threads       build without multithread safety
@@ -4041,6 +4338,7 @@ Optional Features:
   --enable-relocatable    install a package that can be moved in the file
                           system
   --disable-namespacing   build a library that exports undesired symbols
+  --enable-year2038       support timestamps after 2038
 
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
@@ -4069,7 +4367,7 @@ Some influential environment variables:
   LT_SYS_LIBRARY_PATH
               User-defined run-time library search path.
 
-Use these variables to override the choices made by `configure' or to help
+Use these variables to override the choices made by 'configure' or to help
 it to find libraries and programs with nonstandard names/locations.
 
 Report bugs to the package provider.
@@ -4137,9 +4435,9 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 configure
-generated by GNU Autoconf 2.71
+generated by GNU Autoconf 2.72
 
-Copyright (C) 2021 Free Software Foundation, Inc.
+Copyright (C) 2023 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -4178,11 +4476,12 @@ printf "%s\n" "$ac_try_echo"; } >&5
        } && test -s conftest.$ac_objext
 then :
   ac_retval=0
-else $as_nop
-  printf "%s\n" "$as_me: failed program was:" >&5
+else case e in #(
+  e) printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	ac_retval=1
+	ac_retval=1 ;;
+esac
 fi
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval
@@ -4216,11 +4515,12 @@ printf "%s\n" "$ac_try_echo"; } >&5
        }
 then :
   ac_retval=0
-else $as_nop
-  printf "%s\n" "$as_me: failed program was:" >&5
+else case e in #(
+  e) printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-    ac_retval=1
+    ac_retval=1 ;;
+esac
 fi
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval
@@ -4239,8 +4539,8 @@ printf %s "checking for $2... " >&6; }
 if eval test \${$3+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 #include <$2>
@@ -4248,10 +4548,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   eval "$3=yes"
-else $as_nop
-  eval "$3=no"
+else case e in #(
+  e) eval "$3=no" ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 eval ac_res=\$$3
 	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
@@ -4291,11 +4593,12 @@ printf "%s\n" "$ac_try_echo"; } >&5
        }
 then :
   ac_retval=0
-else $as_nop
-  printf "%s\n" "$as_me: failed program was:" >&5
+else case e in #(
+  e) printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	ac_retval=1
+	ac_retval=1 ;;
+esac
 fi
   # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information
   # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would
@@ -4318,15 +4621,15 @@ printf %s "checking for $2... " >&6; }
 if eval test \${$3+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /* Define $2 to an innocuous variant, in case <limits.h> declares $2.
    For example, HP-UX 11i <limits.h> declares gettimeofday.  */
 #define $2 innocuous_$2
 
 /* System header to define __stub macros and hopefully few prototypes,
-   which can conflict with char $2 (); below.  */
+   which can conflict with char $2 (void); below.  */
 
 #include <limits.h>
 #undef $2
@@ -4337,7 +4640,7 @@ else $as_nop
 #ifdef __cplusplus
 extern "C"
 #endif
-char $2 ();
+char $2 (void);
 /* The GNU C library defines this for functions which it implements
     to always fail with ENOSYS.  Some functions are actually named
     something starting with __ and the normal name is an alias.  */
@@ -4356,11 +4659,13 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   eval "$3=yes"
-else $as_nop
-  eval "$3=no"
+else case e in #(
+  e) eval "$3=no" ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext conftest.$ac_ext
+    conftest$ac_exeext conftest.$ac_ext ;;
+esac
 fi
 eval ac_res=\$$3
 	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
@@ -4381,8 +4686,8 @@ printf %s "checking for $2... " >&6; }
 if eval test \${$3+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  eval "$3=no"
+else case e in #(
+  e) eval "$3=no"
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
@@ -4412,12 +4717,14 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
 
-else $as_nop
-  eval "$3=yes"
+else case e in #(
+  e) eval "$3=yes" ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 eval ac_res=\$$3
 	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
@@ -4456,12 +4763,13 @@ printf "%s\n" "$ac_try_echo"; } >&5
   test $ac_status = 0; }; }
 then :
   ac_retval=0
-else $as_nop
-  printf "%s\n" "$as_me: program exited with status $ac_status" >&5
+else case e in #(
+  e) printf "%s\n" "$as_me: program exited with status $ac_status" >&5
        printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-       ac_retval=$ac_status
+       ac_retval=$ac_status ;;
+esac
 fi
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
@@ -4514,18 +4822,19 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_hi=$ac_mid; break
-else $as_nop
-  as_fn_arith $ac_mid + 1 && ac_lo=$as_val
+else case e in #(
+  e) as_fn_arith $ac_mid + 1 && ac_lo=$as_val
 			if test $ac_lo -le $ac_mid; then
 			  ac_lo= ac_hi=
 			  break
 			fi
-			as_fn_arith 2 '*' $ac_mid + 1 && ac_mid=$as_val
+			as_fn_arith 2 '*' $ac_mid + 1 && ac_mid=$as_val ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   done
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
@@ -4560,20 +4869,23 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_lo=$ac_mid; break
-else $as_nop
-  as_fn_arith '(' $ac_mid ')' - 1 && ac_hi=$as_val
+else case e in #(
+  e) as_fn_arith '(' $ac_mid ')' - 1 && ac_hi=$as_val
 			if test $ac_mid -le $ac_hi; then
 			  ac_lo= ac_hi=
 			  break
 			fi
-			as_fn_arith 2 '*' $ac_mid && ac_mid=$as_val
+			as_fn_arith 2 '*' $ac_mid && ac_mid=$as_val ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   done
-else $as_nop
-  ac_lo= ac_hi=
+else case e in #(
+  e) ac_lo= ac_hi= ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 # Binary search between lo and hi bounds.
@@ -4596,8 +4908,9 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_hi=$ac_mid
-else $as_nop
-  as_fn_arith '(' $ac_mid ')' + 1 && ac_lo=$as_val
+else case e in #(
+  e) as_fn_arith '(' $ac_mid ')' + 1 && ac_lo=$as_val ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 done
@@ -4645,8 +4958,9 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   echo >>conftest.val; read $3 <conftest.val; ac_retval=0
-else $as_nop
-  ac_retval=1
+else case e in #(
+  e) ac_retval=1 ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
   conftest.$ac_objext conftest.beam conftest.$ac_ext
@@ -4664,7 +4978,7 @@ rm -f conftest.val
 # accordingly. Pass EXTRA-OPTIONS to the compiler, using FLAG-VAR.
 ac_fn_check_decl ()
 {
-  ac_save_ac_compile="$ac_compile"
+  ac_saved_ac_compile="$ac_compile"
   if test -n "$ac_compile_for_check_decl"; then
     ac_compile="$ac_compile_for_check_decl"
   fi
@@ -4675,8 +4989,8 @@ printf %s "checking whether $as_decl_name is declared... " >&6; }
 if eval test \${$3+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+else case e in #(
+  e) as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
   eval ac_save_FLAGS=\$$6
   as_fn_append $6 " $5"
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4700,18 +5014,20 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   eval "$3=yes"
-else $as_nop
-  eval "$3=no"
+else case e in #(
+  e) eval "$3=no" ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   eval $6=\$ac_save_FLAGS
-
+ ;;
+esac
 fi
 eval ac_res=\$$3
 	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  ac_compile="$ac_save_ac_compile"
+  ac_compile="$ac_saved_ac_compile"
 
 } # ac_fn_check_decl
 
@@ -4727,8 +5043,8 @@ printf %s "checking for $2.$3... " >&6; }
 if eval test \${$4+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $5
 int
@@ -4744,8 +5060,8 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   eval "$4=yes"
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $5
 int
@@ -4761,12 +5077,15 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   eval "$4=yes"
-else $as_nop
-  eval "$4=no"
+else case e in #(
+  e) eval "$4=no" ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 eval ac_res=\$$4
 	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
@@ -4799,7 +5118,7 @@ This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by $as_me, which was
-generated by GNU Autoconf 2.71.  Invocation command line was
+generated by GNU Autoconf 2.72.  Invocation command line was
 
   $ $0$ac_configure_args_raw
 
@@ -5045,10 +5364,10 @@ esac
 printf "%s\n" "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
     . "$ac_site_file" \
-      || { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+      || { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "failed to load site script $ac_site_file
-See \`config.log' for more details" "$LINENO" 5; }
+See 'config.log' for more details" "$LINENO" 5; }
   fi
 done
 
@@ -5084,9 +5403,7 @@ struct stat;
 /* Most of the following tests are stolen from RCS 5.7 src/conf.sh.  */
 struct buf { int x; };
 struct buf * (*rcsopen) (struct buf *, struct stat *, int);
-static char *e (p, i)
-     char **p;
-     int i;
+static char *e (char **p, int i)
 {
   return p[i];
 }
@@ -5100,6 +5417,21 @@ static char *f (char * (*g) (char **, int), char **p, ...)
   return s;
 }
 
+/* C89 style stringification. */
+#define noexpand_stringify(a) #a
+const char *stringified = noexpand_stringify(arbitrary+token=sequence);
+
+/* C89 style token pasting.  Exercises some of the corner cases that
+   e.g. old MSVC gets wrong, but not very hard. */
+#define noexpand_concat(a,b) a##b
+#define expand_concat(a,b) noexpand_concat(a,b)
+extern int vA;
+extern int vbee;
+#define aye A
+#define bee B
+int *pvA = &expand_concat(v,aye);
+int *pvbee = &noexpand_concat(v,bee);
+
 /* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
    function prototypes and stuff, but not \xHH hex character constants.
    These do not provoke an error unfortunately, instead are silently treated
@@ -5127,16 +5459,19 @@ ok |= (argc == 0 || f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]);
 
 # Test code for whether the C compiler supports C99 (global declarations)
 ac_c_conftest_c99_globals='
-// Does the compiler advertise C99 conformance?
+/* Does the compiler advertise C99 conformance? */
 #if !defined __STDC_VERSION__ || __STDC_VERSION__ < 199901L
 # error "Compiler does not advertise C99 conformance"
 #endif
 
+// See if C++-style comments work.
+
 #include <stdbool.h>
 extern int puts (const char *);
 extern int printf (const char *, ...);
 extern int dprintf (int, const char *, ...);
 extern void *malloc (size_t);
+extern void free (void *);
 
 // Check varargs macros.  These examples are taken from C99 6.10.3.5.
 // dprintf is used instead of fprintf to avoid needing to declare
@@ -5186,7 +5521,6 @@ typedef const char *ccp;
 static inline int
 test_restrict (ccp restrict text)
 {
-  // See if C++-style comments work.
   // Iterate through items via the restricted pointer.
   // Also check for declarations in for loops.
   for (unsigned int i = 0; *(text+i) != '\''\0'\''; ++i)
@@ -5252,6 +5586,8 @@ ac_c_conftest_c99_main='
   ia->datasize = 10;
   for (int i = 0; i < ia->datasize; ++i)
     ia->data[i] = i * 1.234;
+  // Work around memory leak warnings.
+  free (ia);
 
   // Check named initializers.
   struct named_init ni = {
@@ -5273,7 +5609,7 @@ ac_c_conftest_c99_main='
 
 # Test code for whether the C compiler supports C11 (global declarations)
 ac_c_conftest_c11_globals='
-// Does the compiler advertise C11 conformance?
+/* Does the compiler advertise C11 conformance? */
 #if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112L
 # error "Compiler does not advertise C11 conformance"
 #endif
@@ -5388,23 +5724,18 @@ as_fn_append ac_header_c_list " sys/types.h sys_types_h HAVE_SYS_TYPES_H"
 as_fn_append ac_header_c_list " unistd.h unistd_h HAVE_UNISTD_H"
 as_fn_append ac_header_c_list " wchar.h wchar_h HAVE_WCHAR_H"
 as_fn_append ac_header_c_list " minix/config.h minix_config_h HAVE_MINIX_CONFIG_H"
-as_fn_append ac_func_c_list " __fseterr HAVE___FSETERR"
+as_fn_append ac_header_c_list " uchar.h uchar_h HAVE_UCHAR_H"
+as_fn_append ac_func_c_list " mbsinit HAVE_MBSINIT"
+as_fn_append ac_func_c_list " mbrtowc HAVE_MBRTOWC"
 as_fn_append ac_header_c_list " threads.h threads_h HAVE_THREADS_H"
 as_fn_append ac_header_c_list " iconv.h iconv_h HAVE_ICONV_H"
 as_fn_append ac_header_c_list " limits.h limits_h HAVE_LIMITS_H"
 as_fn_append ac_func_c_list " iswcntrl HAVE_ISWCNTRL"
 as_fn_append ac_header_c_list " crtdefs.h crtdefs_h HAVE_CRTDEFS_H"
 as_fn_append ac_header_c_list " wctype.h wctype_h HAVE_WCTYPE_H"
-as_fn_append ac_func_c_list " iswblank HAVE_ISWBLANK"
 as_fn_append ac_header_c_list " langinfo.h langinfo_h HAVE_LANGINFO_H"
 as_fn_append ac_header_c_list " xlocale.h xlocale_h HAVE_XLOCALE_H"
-as_fn_append ac_func_c_list " uselocale HAVE_USELOCALE"
-as_fn_append ac_func_c_list " newlocale HAVE_NEWLOCALE"
-as_fn_append ac_func_c_list " duplocale HAVE_DUPLOCALE"
-as_fn_append ac_func_c_list " freelocale HAVE_FREELOCALE"
 as_fn_append ac_header_c_list " math.h math_h HAVE_MATH_H"
-as_fn_append ac_func_c_list " mbsinit HAVE_MBSINIT"
-as_fn_append ac_func_c_list " mbrtowc HAVE_MBRTOWC"
 as_fn_append ac_header_c_list " sys/mman.h sys_mman_h HAVE_SYS_MMAN_H"
 as_fn_append ac_func_c_list " mprotect HAVE_MPROTECT"
 gl_printf_safe=yes
@@ -5412,18 +5743,16 @@ as_fn_append ac_header_c_list " stdbool.h stdbool_h HAVE_STDBOOL_H"
 as_fn_append ac_header_c_list " stdckdint.h stdckdint_h HAVE_STDCKDINT_H"
 as_fn_append ac_header_c_list " features.h features_h HAVE_FEATURES_H"
 as_fn_append ac_func_c_list " snprintf HAVE_SNPRINTF"
-as_fn_append ac_func_c_list " stpcpy HAVE_STPCPY"
 as_fn_append ac_func_c_list " strdup HAVE_STRDUP"
 as_fn_append ac_func_c_list " wcwidth HAVE_WCWIDTH"
 as_fn_append ac_header_c_list " sys/socket.h sys_socket_h HAVE_SYS_SOCKET_H"
 as_fn_append ac_header_c_list " arpa/inet.h arpa_inet_h HAVE_ARPA_INET_H"
 as_fn_append ac_func_c_list " btowc HAVE_BTOWC"
 as_fn_append ac_func_c_list " _set_invalid_parameter_handler HAVE__SET_INVALID_PARAMETER_HANDLER"
+as_fn_append ac_header_c_list " error.h error_h HAVE_ERROR_H"
 as_fn_append ac_func_c_list " fcntl HAVE_FCNTL"
 as_fn_append ac_func_c_list " symlink HAVE_SYMLINK"
-as_fn_append ac_func_c_list " ftruncate HAVE_FTRUNCATE"
 as_fn_append ac_func_c_list " getdtablesize HAVE_GETDTABLESIZE"
-as_fn_append ac_func_c_list " getprogname HAVE_GETPROGNAME"
 as_fn_append ac_func_c_list " getexecname HAVE_GETEXECNAME"
 as_fn_append ac_header_c_list " sys/time.h sys_time_h HAVE_SYS_TIME_H"
 as_fn_append ac_func_c_list " gettimeofday HAVE_GETTIMEOFDAY"
@@ -5433,7 +5762,6 @@ as_fn_append ac_func_c_list " isblank HAVE_ISBLANK"
 as_fn_append ac_header_c_list " semaphore.h semaphore_h HAVE_SEMAPHORE_H"
 as_fn_append ac_func_c_list " lstat HAVE_LSTAT"
 as_fn_append ac_header_c_list " sys/param.h sys_param_h HAVE_SYS_PARAM_H"
-as_fn_append ac_func_c_list " strerror_r HAVE_STRERROR_R"
 as_fn_append ac_func_c_list " __xpg_strerror_r HAVE___XPG_STRERROR_R"
 as_fn_append ac_func_c_list " pipe HAVE_PIPE"
 as_fn_append ac_header_c_list " sys/select.h sys_select_h HAVE_SYS_SELECT_H"
@@ -5444,8 +5772,6 @@ as_fn_append ac_func_c_list " pthread_sigmask HAVE_PTHREAD_SIGMASK"
 as_fn_append ac_header_c_list " sys/cdefs.h sys_cdefs_h HAVE_SYS_CDEFS_H"
 as_fn_append ac_func_c_list " setenv HAVE_SETENV"
 as_fn_append ac_func_c_list " sleep HAVE_SLEEP"
-as_fn_append ac_header_c_list " stdalign.h stdalign_h HAVE_STDALIGN_H"
-as_fn_append ac_func_c_list " catgets HAVE_CATGETS"
 as_fn_append ac_header_c_list " sys/ioctl.h sys_ioctl_h HAVE_SYS_IOCTL_H"
 as_fn_append ac_func_c_list " shutdown HAVE_SHUTDOWN"
 as_fn_append ac_header_c_list " sys/uio.h sys_uio_h HAVE_SYS_UIO_H"
@@ -5531,8 +5857,9 @@ IFS=$as_save_IFS
 if $as_found
 then :
 
-else $as_nop
-  as_fn_error $? "cannot find required auxiliary files:$ac_missing_aux_files" "$LINENO" 5
+else case e in #(
+  e) as_fn_error $? "cannot find required auxiliary files:$ac_missing_aux_files" "$LINENO" 5 ;;
+esac
 fi
 
 
@@ -5560,12 +5887,12 @@ for ac_var in $ac_precious_vars; do
   eval ac_new_val=\$ac_env_${ac_var}_value
   case $ac_old_set,$ac_new_set in
     set,)
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
-printf "%s\n" "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: '$ac_var' was set to '$ac_old_val' in the previous run" >&5
+printf "%s\n" "$as_me: error: '$ac_var' was set to '$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
-printf "%s\n" "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: '$ac_var' was not set in the previous run" >&5
+printf "%s\n" "$as_me: error: '$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
     *)
@@ -5574,18 +5901,18 @@ printf "%s\n" "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
 	ac_old_val_w=`echo x $ac_old_val`
 	ac_new_val_w=`echo x $ac_new_val`
 	if test "$ac_old_val_w" != "$ac_new_val_w"; then
-	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
-printf "%s\n" "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: '$ac_var' has changed since the previous run:" >&5
+printf "%s\n" "$as_me: error: '$ac_var' has changed since the previous run:" >&2;}
 	  ac_cache_corrupted=:
 	else
-	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
-printf "%s\n" "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
+	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in '$ac_var' since the previous run:" >&5
+printf "%s\n" "$as_me: warning: ignoring whitespace changes in '$ac_var' since the previous run:" >&2;}
 	  eval $ac_var=\$ac_old_val
 	fi
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
-printf "%s\n" "$as_me:   former value:  \`$ac_old_val'" >&2;}
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
-printf "%s\n" "$as_me:   current value: \`$ac_new_val'" >&2;}
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   former value:  '$ac_old_val'" >&5
+printf "%s\n" "$as_me:   former value:  '$ac_old_val'" >&2;}
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   current value: '$ac_new_val'" >&5
+printf "%s\n" "$as_me:   current value: '$ac_new_val'" >&2;}
       fi;;
   esac
   # Pass precious variables to config.status.
@@ -5601,11 +5928,11 @@ printf "%s\n" "$as_me:   current value: \`$ac_new_val'" >&2;}
   fi
 done
 if $ac_cache_corrupted; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
 printf "%s\n" "$as_me: error: changes in the environment can compromise the build" >&2;}
-  as_fn_error $? "run \`${MAKE-make} distclean' and/or \`rm $cache_file'
+  as_fn_error $? "run '${MAKE-make} distclean' and/or 'rm $cache_file'
 	    and start over" "$LINENO" 5
 fi
 ## -------------------- ##
@@ -5651,8 +5978,8 @@ if test -z "$INSTALL"; then
 if test ${ac_cv_path_install+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+else case e in #(
+  e) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
@@ -5706,7 +6033,8 @@ esac
 IFS=$as_save_IFS
 
 rm -rf conftest.one conftest.two conftest.dir
-
+ ;;
+esac
 fi
   if test ${ac_cv_path_install+y}; then
     INSTALL=$ac_cv_path_install
@@ -5802,7 +6130,7 @@ test "$program_prefix" != NONE &&
 test "$program_suffix" != NONE &&
   program_transform_name="s&\$&$program_suffix&;$program_transform_name"
 # Double any \ or $.
-# By default was `s,x,x', remove it if useless.
+# By default was 's,x,x', remove it if useless.
 ac_script='s/[\\$]/&&/g;s/;s,x,x,$//'
 program_transform_name=`printf "%s\n" "$program_transform_name" | sed "$ac_script"`
 
@@ -5845,8 +6173,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_STRIP+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$STRIP"; then
+else case e in #(
+  e) if test -n "$STRIP"; then
   ac_cv_prog_STRIP="$STRIP" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -5868,7 +6196,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 STRIP=$ac_cv_prog_STRIP
 if test -n "$STRIP"; then
@@ -5890,8 +6219,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_STRIP+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_STRIP"; then
+else case e in #(
+  e) if test -n "$ac_ct_STRIP"; then
   ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -5913,7 +6242,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP
 if test -n "$ac_ct_STRIP"; then
@@ -5949,8 +6279,8 @@ if test -z "$MKDIR_P"; then
   if test ${ac_cv_path_mkdir+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+else case e in #(
+  e) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH$PATH_SEPARATOR/opt/sfw/bin
 do
   IFS=$as_save_IFS
@@ -5964,7 +6294,7 @@ do
 	   as_fn_executable_p "$as_dir$ac_prog$ac_exec_ext" || continue
 	   case `"$as_dir$ac_prog$ac_exec_ext" --version 2>&1` in #(
 	     'mkdir ('*'coreutils) '* | \
-	     'BusyBox '* | \
+	     *'BusyBox '* | \
 	     'mkdir (fileutils) '4.1*)
 	       ac_cv_path_mkdir=$as_dir$ac_prog$ac_exec_ext
 	       break 3;;
@@ -5973,18 +6303,17 @@ do
        done
   done
 IFS=$as_save_IFS
-
+ ;;
+esac
 fi
 
   test -d ./--version && rmdir ./--version
   if test ${ac_cv_path_mkdir+y}; then
     MKDIR_P="$ac_cv_path_mkdir -p"
   else
-    # As a last resort, use the slow shell script.  Don't cache a
-    # value for MKDIR_P within a source directory, because that will
-    # break other packages using the cache if that directory is
-    # removed, or if the value is a relative name.
-    MKDIR_P="$ac_install_sh -d"
+    # As a last resort, use plain mkdir -p,
+    # in the hope it doesn't have the bugs of ancient mkdir.
+    MKDIR_P='mkdir -p'
   fi
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MKDIR_P" >&5
@@ -5999,8 +6328,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_AWK+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$AWK"; then
+else case e in #(
+  e) if test -n "$AWK"; then
   ac_cv_prog_AWK="$AWK" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -6022,7 +6351,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 AWK=$ac_cv_prog_AWK
 if test -n "$AWK"; then
@@ -6044,8 +6374,8 @@ ac_make=`printf "%s\n" "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'`
 if eval test \${ac_cv_prog_make_${ac_make}_set+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat >conftest.make <<\_ACEOF
+else case e in #(
+  e) cat >conftest.make <<\_ACEOF
 SHELL = /bin/sh
 all:
 	@echo '@@@%%%=$(MAKE)=@@@%%%'
@@ -6057,7 +6387,8 @@ case `${MAKE-make} -f conftest.make 2>/dev/null` in
   *)
     eval ac_cv_prog_make_${ac_make}_set=no;;
 esac
-rm -f conftest.make
+rm -f conftest.make ;;
+esac
 fi
 if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
@@ -6095,8 +6426,8 @@ printf %s "checking whether $am_make supports nested variables... " >&6; }
 if test ${am_cv_make_support_nested_variables+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if printf "%s\n" 'TRUE=$(BAR$(V))
+else case e in #(
+  e) if printf "%s\n" 'TRUE=$(BAR$(V))
 BAR0=false
 BAR1=true
 V=1
@@ -6106,7 +6437,8 @@ am__doit:
   am_cv_make_support_nested_variables=yes
 else
   am_cv_make_support_nested_variables=no
-fi
+fi ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_make_support_nested_variables" >&5
 printf "%s\n" "$am_cv_make_support_nested_variables" >&6; }
@@ -6269,6 +6601,8 @@ am__tar='${AMTAR} chof - --owner=root --group=root "$$tardir"'
 
 
 
+
+
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -6282,8 +6616,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_CC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$CC"; then
+else case e in #(
+  e) if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -6305,7 +6639,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
@@ -6327,8 +6662,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_CC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_CC"; then
+else case e in #(
+  e) if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -6350,7 +6685,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
@@ -6385,8 +6721,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_CC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$CC"; then
+else case e in #(
+  e) if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -6408,7 +6744,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
@@ -6430,8 +6767,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_CC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$CC"; then
+else case e in #(
+  e) if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
   ac_prog_rejected=no
@@ -6470,7 +6807,8 @@ if test $ac_prog_rejected = yes; then
     ac_cv_prog_CC="$as_dir$ac_word${1+' '}$@"
   fi
 fi
-fi
+fi ;;
+esac
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
@@ -6494,8 +6832,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_CC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$CC"; then
+else case e in #(
+  e) if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -6517,7 +6855,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
@@ -6543,8 +6882,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_CC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_CC"; then
+else case e in #(
+  e) if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -6566,7 +6905,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
@@ -6604,8 +6944,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_CC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$CC"; then
+else case e in #(
+  e) if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -6627,7 +6967,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
@@ -6649,8 +6990,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_CC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_CC"; then
+else case e in #(
+  e) if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -6672,7 +7013,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
@@ -6701,10 +7043,10 @@ fi
 fi
 
 
-test -z "$CC" && { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+test -z "$CC" && { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "no acceptable C compiler found in \$PATH
-See \`config.log' for more details" "$LINENO" 5; }
+See 'config.log' for more details" "$LINENO" 5; }
 
 # Provide some information about the compiler.
 printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
@@ -6776,8 +7118,8 @@ printf "%s\n" "$ac_try_echo"; } >&5
   printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 then :
-  # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
-# So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
+  # Autoconf-2.13 could set the ac_cv_exeext variable to 'no'.
+# So ignore a value of 'no', otherwise this would lead to 'EXEEXT = no'
 # in a Makefile.  We should not override ac_cv_exeext if it was cached,
 # so that the user can short-circuit this test for compilers unknown to
 # Autoconf.
@@ -6797,7 +7139,7 @@ do
 	   ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
 	fi
 	# We set ac_cv_exeext here because the later test for it is not
-	# safe: cross compilers may not add the suffix if given an `-o'
+	# safe: cross compilers may not add the suffix if given an '-o'
 	# argument, so we may need to know it at that point already.
 	# Even if this section looks crufty: it has the advantage of
 	# actually working.
@@ -6808,8 +7150,9 @@ do
 done
 test "$ac_cv_exeext" = no && ac_cv_exeext=
 
-else $as_nop
-  ac_file=''
+else case e in #(
+  e) ac_file='' ;;
+esac
 fi
 if test -z "$ac_file"
 then :
@@ -6818,13 +7161,14 @@ printf "%s\n" "no" >&6; }
 printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error 77 "C compiler cannot create executables
-See \`config.log' for more details" "$LINENO" 5; }
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+See 'config.log' for more details" "$LINENO" 5; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; } ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
 printf %s "checking for C compiler default output file name... " >&6; }
@@ -6848,10 +7192,10 @@ printf "%s\n" "$ac_try_echo"; } >&5
   printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 then :
-  # If both `conftest.exe' and `conftest' are `present' (well, observable)
-# catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
-# work properly (i.e., refer to `conftest.exe'), while it won't with
-# `rm'.
+  # If both 'conftest.exe' and 'conftest' are 'present' (well, observable)
+# catch 'conftest.exe'.  For instance with Cygwin, 'ls conftest' will
+# work properly (i.e., refer to 'conftest.exe'), while it won't with
+# 'rm'.
 for ac_file in conftest.exe conftest conftest.*; do
   test -f "$ac_file" || continue
   case $ac_file in
@@ -6861,11 +7205,12 @@ for ac_file in conftest.exe conftest conftest.*; do
     * ) break;;
   esac
 done
-else $as_nop
-  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+else case e in #(
+  e) { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details" "$LINENO" 5; }
+See 'config.log' for more details" "$LINENO" 5; } ;;
+esac
 fi
 rm -f conftest conftest$ac_cv_exeext
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
@@ -6881,6 +7226,8 @@ int
 main (void)
 {
 FILE *f = fopen ("conftest.out", "w");
+ if (!f)
+  return 1;
  return ferror (f) || fclose (f) != 0;
 
   ;
@@ -6920,26 +7267,27 @@ printf "%s\n" "$ac_try_echo"; } >&5
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+	{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error 77 "cannot run C compiled programs.
-If you meant to cross compile, use \`--host'.
-See \`config.log' for more details" "$LINENO" 5; }
+If you meant to cross compile, use '--host'.
+See 'config.log' for more details" "$LINENO" 5; }
     fi
   fi
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
 printf "%s\n" "$cross_compiling" >&6; }
 
-rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
+rm -f conftest.$ac_ext conftest$ac_cv_exeext \
+  conftest.o conftest.obj conftest.out
 ac_clean_files=$ac_clean_files_save
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
 printf %s "checking for suffix of object files... " >&6; }
 if test ${ac_cv_objext+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -6971,16 +7319,18 @@ then :
        break;;
   esac
 done
-else $as_nop
-  printf "%s\n" "$as_me: failed program was:" >&5
+else case e in #(
+  e) printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of object files: cannot compile
-See \`config.log' for more details" "$LINENO" 5; }
+See 'config.log' for more details" "$LINENO" 5; } ;;
+esac
 fi
-rm -f conftest.$ac_cv_objext conftest.$ac_ext
+rm -f conftest.$ac_cv_objext conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
 printf "%s\n" "$ac_cv_objext" >&6; }
@@ -6991,8 +7341,8 @@ printf %s "checking whether the compiler supports GNU C... " >&6; }
 if test ${ac_cv_c_compiler_gnu+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -7009,12 +7359,14 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_compiler_gnu=yes
-else $as_nop
-  ac_compiler_gnu=no
+else case e in #(
+  e) ac_compiler_gnu=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
 printf "%s\n" "$ac_cv_c_compiler_gnu" >&6; }
@@ -7032,8 +7384,8 @@ printf %s "checking whether $CC accepts -g... " >&6; }
 if test ${ac_cv_prog_cc_g+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_save_c_werror_flag=$ac_c_werror_flag
+else case e in #(
+  e) ac_save_c_werror_flag=$ac_c_werror_flag
    ac_c_werror_flag=yes
    ac_cv_prog_cc_g=no
    CFLAGS="-g"
@@ -7051,8 +7403,8 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_prog_cc_g=yes
-else $as_nop
-  CFLAGS=""
+else case e in #(
+  e) CFLAGS=""
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -7067,8 +7419,8 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
 
-else $as_nop
-  ac_c_werror_flag=$ac_save_c_werror_flag
+else case e in #(
+  e) ac_c_werror_flag=$ac_save_c_werror_flag
 	 CFLAGS="-g"
 	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -7085,12 +7437,15 @@ if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_prog_cc_g=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-   ac_c_werror_flag=$ac_save_c_werror_flag
+   ac_c_werror_flag=$ac_save_c_werror_flag ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
 printf "%s\n" "$ac_cv_prog_cc_g" >&6; }
@@ -7117,8 +7472,8 @@ printf %s "checking for $CC option to enable C11 features... " >&6; }
 if test ${ac_cv_prog_cc_c11+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_prog_cc_c11=no
+else case e in #(
+  e) ac_cv_prog_cc_c11=no
 ac_save_CC=$CC
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -7135,25 +7490,28 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam
   test "x$ac_cv_prog_cc_c11" != "xno" && break
 done
 rm -f conftest.$ac_ext
-CC=$ac_save_CC
+CC=$ac_save_CC ;;
+esac
 fi
 
 if test "x$ac_cv_prog_cc_c11" = xno
 then :
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
 printf "%s\n" "unsupported" >&6; }
-else $as_nop
-  if test "x$ac_cv_prog_cc_c11" = x
+else case e in #(
+  e) if test "x$ac_cv_prog_cc_c11" = x
 then :
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
 printf "%s\n" "none needed" >&6; }
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5
 printf "%s\n" "$ac_cv_prog_cc_c11" >&6; }
-     CC="$CC $ac_cv_prog_cc_c11"
+     CC="$CC $ac_cv_prog_cc_c11" ;;
+esac
 fi
   ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c11
-  ac_prog_cc_stdc=c11
+  ac_prog_cc_stdc=c11 ;;
+esac
 fi
 fi
 if test x$ac_prog_cc_stdc = xno
@@ -7163,8 +7521,8 @@ printf %s "checking for $CC option to enable C99 features... " >&6; }
 if test ${ac_cv_prog_cc_c99+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_prog_cc_c99=no
+else case e in #(
+  e) ac_cv_prog_cc_c99=no
 ac_save_CC=$CC
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -7181,25 +7539,28 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam
   test "x$ac_cv_prog_cc_c99" != "xno" && break
 done
 rm -f conftest.$ac_ext
-CC=$ac_save_CC
+CC=$ac_save_CC ;;
+esac
 fi
 
 if test "x$ac_cv_prog_cc_c99" = xno
 then :
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
 printf "%s\n" "unsupported" >&6; }
-else $as_nop
-  if test "x$ac_cv_prog_cc_c99" = x
+else case e in #(
+  e) if test "x$ac_cv_prog_cc_c99" = x
 then :
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
 printf "%s\n" "none needed" >&6; }
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
 printf "%s\n" "$ac_cv_prog_cc_c99" >&6; }
-     CC="$CC $ac_cv_prog_cc_c99"
+     CC="$CC $ac_cv_prog_cc_c99" ;;
+esac
 fi
   ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c99
-  ac_prog_cc_stdc=c99
+  ac_prog_cc_stdc=c99 ;;
+esac
 fi
 fi
 if test x$ac_prog_cc_stdc = xno
@@ -7209,8 +7570,8 @@ printf %s "checking for $CC option to enable C89 features... " >&6; }
 if test ${ac_cv_prog_cc_c89+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_prog_cc_c89=no
+else case e in #(
+  e) ac_cv_prog_cc_c89=no
 ac_save_CC=$CC
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -7227,25 +7588,28 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam
   test "x$ac_cv_prog_cc_c89" != "xno" && break
 done
 rm -f conftest.$ac_ext
-CC=$ac_save_CC
+CC=$ac_save_CC ;;
+esac
 fi
 
 if test "x$ac_cv_prog_cc_c89" = xno
 then :
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
 printf "%s\n" "unsupported" >&6; }
-else $as_nop
-  if test "x$ac_cv_prog_cc_c89" = x
+else case e in #(
+  e) if test "x$ac_cv_prog_cc_c89" = x
 then :
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
 printf "%s\n" "none needed" >&6; }
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
 printf "%s\n" "$ac_cv_prog_cc_c89" >&6; }
-     CC="$CC $ac_cv_prog_cc_c89"
+     CC="$CC $ac_cv_prog_cc_c89" ;;
+esac
 fi
   ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c89
-  ac_prog_cc_stdc=c89
+  ac_prog_cc_stdc=c89 ;;
+esac
 fi
 fi
 
@@ -7266,8 +7630,8 @@ printf %s "checking whether $CC understands -c and -o together... " >&6; }
 if test ${am_cv_prog_cc_c_o+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -7297,7 +7661,8 @@ _ACEOF
     fi
   done
   rm -f core conftest*
-  unset am_i
+  unset am_i ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_prog_cc_c_o" >&5
 printf "%s\n" "$am_cv_prog_cc_c_o" >&6; }
@@ -7322,8 +7687,8 @@ printf %s "checking whether the compiler is clang... " >&6; }
 if test ${gl_cv_compiler_clang+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-                 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e)                cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
            #ifdef __clang__
@@ -7342,11 +7707,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_compiler_clang=no
-else $as_nop
-  gl_cv_compiler_clang=yes
+else case e in #(
+  e) gl_cv_compiler_clang=yes ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_compiler_clang" >&5
 printf "%s\n" "$gl_cv_compiler_clang" >&6; }
@@ -7357,9 +7724,9 @@ printf %s "checking for compiler option needed when checking for declarations...
 if test ${gl_cv_compiler_check_decl_option+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test $gl_cv_compiler_clang = yes; then
-                     save_ac_compile="$ac_compile"
+else case e in #(
+  e) if test $gl_cv_compiler_clang = yes; then
+                     saved_ac_compile="$ac_compile"
        ac_compile="$ac_compile -Werror=implicit-function-declaration"
                      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -7375,15 +7742,17 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_compiler_check_decl_option='-Werror=implicit-function-declaration'
-else $as_nop
-  gl_cv_compiler_check_decl_option=none
+else case e in #(
+  e) gl_cv_compiler_check_decl_option=none ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-       ac_compile="$save_ac_compile"
+       ac_compile="$saved_ac_compile"
      else
        gl_cv_compiler_check_decl_option=none
      fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_compiler_check_decl_option" >&5
 printf "%s\n" "$gl_cv_compiler_check_decl_option" >&6; }
@@ -7465,8 +7834,8 @@ printf %s "checking dependency style of $depcc... " >&6; }
 if test ${am_cv_CC_dependencies_compiler_type+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
+else case e in #(
+  e) if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
   # We make a subdir and do the tests there.  Otherwise we can end up
   # making bogus files that we don't know about and never remove.  For
   # instance it was reported that on HP-UX the gcc test will end up
@@ -7570,7 +7939,8 @@ else $as_nop
 else
   am_cv_CC_dependencies_compiler_type=none
 fi
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_CC_dependencies_compiler_type" >&5
 printf "%s\n" "$am_cv_CC_dependencies_compiler_type" >&6; }
@@ -7602,8 +7972,8 @@ if test -z "$CPP"; then
   if test ${ac_cv_prog_CPP+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-      # Double quotes because $CC needs to be expanded
+else case e in #(
+  e)     # Double quotes because $CC needs to be expanded
     for CPP in "$CC -E" "$CC -E -traditional-cpp" cpp /lib/cpp
     do
       ac_preproc_ok=false
@@ -7621,9 +7991,10 @@ _ACEOF
 if ac_fn_c_try_cpp "$LINENO"
 then :
 
-else $as_nop
-  # Broken: fails on valid input.
-continue
+else case e in #(
+  e) # Broken: fails on valid input.
+continue ;;
+esac
 fi
 rm -f conftest.err conftest.i conftest.$ac_ext
 
@@ -7637,15 +8008,16 @@ if ac_fn_c_try_cpp "$LINENO"
 then :
   # Broken: success on invalid input.
 continue
-else $as_nop
-  # Passes both tests.
+else case e in #(
+  e) # Passes both tests.
 ac_preproc_ok=:
-break
+break ;;
+esac
 fi
 rm -f conftest.err conftest.i conftest.$ac_ext
 
 done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+# Because of 'break', _AC_PREPROC_IFELSE's cleaning code was skipped.
 rm -f conftest.i conftest.err conftest.$ac_ext
 if $ac_preproc_ok
 then :
@@ -7654,7 +8026,8 @@ fi
 
     done
     ac_cv_prog_CPP=$CPP
-
+   ;;
+esac
 fi
   CPP=$ac_cv_prog_CPP
 else
@@ -7677,9 +8050,10 @@ _ACEOF
 if ac_fn_c_try_cpp "$LINENO"
 then :
 
-else $as_nop
-  # Broken: fails on valid input.
-continue
+else case e in #(
+  e) # Broken: fails on valid input.
+continue ;;
+esac
 fi
 rm -f conftest.err conftest.i conftest.$ac_ext
 
@@ -7693,24 +8067,26 @@ if ac_fn_c_try_cpp "$LINENO"
 then :
   # Broken: success on invalid input.
 continue
-else $as_nop
-  # Passes both tests.
+else case e in #(
+  e) # Passes both tests.
 ac_preproc_ok=:
-break
+break ;;
+esac
 fi
 rm -f conftest.err conftest.i conftest.$ac_ext
 
 done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+# Because of 'break', _AC_PREPROC_IFELSE's cleaning code was skipped.
 rm -f conftest.i conftest.err conftest.$ac_ext
 if $ac_preproc_ok
 then :
 
-else $as_nop
-  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+else case e in #(
+  e) { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5; }
+See 'config.log' for more details" "$LINENO" 5; } ;;
+esac
 fi
 
 ac_ext=c
@@ -7734,15 +8110,16 @@ printf %s "checking build system type... " >&6; }
 if test ${ac_cv_build+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_build_alias=$build_alias
+else case e in #(
+  e) ac_build_alias=$build_alias
 test "x$ac_build_alias" = x &&
   ac_build_alias=`$SHELL "${ac_aux_dir}config.guess"`
 test "x$ac_build_alias" = x &&
   as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
 ac_cv_build=`$SHELL "${ac_aux_dir}config.sub" $ac_build_alias` ||
   as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $ac_build_alias failed" "$LINENO" 5
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
 printf "%s\n" "$ac_cv_build" >&6; }
@@ -7769,14 +8146,15 @@ printf %s "checking host system type... " >&6; }
 if test ${ac_cv_host+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "x$host_alias" = x; then
+else case e in #(
+  e) if test "x$host_alias" = x; then
   ac_cv_host=$ac_cv_build
 else
   ac_cv_host=`$SHELL "${ac_aux_dir}config.sub" $host_alias` ||
     as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $host_alias failed" "$LINENO" 5
 fi
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
 printf "%s\n" "$ac_cv_host" >&6; }
@@ -7841,8 +8219,8 @@ printf %s "checking whether it is safe to define __EXTENSIONS__... " >&6; }
 if test ${ac_cv_safe_to_define___extensions__+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #         define __EXTENSIONS__ 1
@@ -7858,10 +8236,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_safe_to_define___extensions__=yes
-else $as_nop
-  ac_cv_safe_to_define___extensions__=no
+else case e in #(
+  e) ac_cv_safe_to_define___extensions__=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_safe_to_define___extensions__" >&5
 printf "%s\n" "$ac_cv_safe_to_define___extensions__" >&6; }
@@ -7871,8 +8251,8 @@ printf %s "checking whether _XOPEN_SOURCE should be defined... " >&6; }
 if test ${ac_cv_should_define__xopen_source+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_should_define__xopen_source=no
+else case e in #(
+  e) ac_cv_should_define__xopen_source=no
     if test $ac_cv_header_wchar_h = yes
 then :
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7891,8 +8271,8 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
             #define _XOPEN_SOURCE 500
@@ -7910,10 +8290,12 @@ if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_should_define__xopen_source=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
+fi ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_should_define__xopen_source" >&5
 printf "%s\n" "$ac_cv_should_define__xopen_source" >&6; }
@@ -7938,6 +8320,8 @@ printf "%s\n" "$ac_cv_should_define__xopen_source" >&6; }
 
   printf "%s\n" "#define __STDC_WANT_IEC_60559_DFP_EXT__ 1" >>confdefs.h
 
+  printf "%s\n" "#define __STDC_WANT_IEC_60559_EXT__ 1" >>confdefs.h
+
   printf "%s\n" "#define __STDC_WANT_IEC_60559_FUNCS_EXT__ 1" >>confdefs.h
 
   printf "%s\n" "#define __STDC_WANT_IEC_60559_TYPES_EXT__ 1" >>confdefs.h
@@ -7957,8 +8341,9 @@ then :
 
     printf "%s\n" "#define _POSIX_1_SOURCE 2" >>confdefs.h
 
-else $as_nop
-  MINIX=
+else case e in #(
+  e) MINIX= ;;
+esac
 fi
   if test $ac_cv_safe_to_define___extensions__ = yes
 then :
@@ -7984,14 +8369,14 @@ printf "%s\n" "#define _ISOC11_SOURCE 1" >>confdefs.h
   esac
 
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
-printf %s "checking for grep that handles long lines and -e... " >&6; }
-if test ${ac_cv_path_GREP+y}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for egrep -e" >&5
+printf %s "checking for egrep -e... " >&6; }
+if test ${ac_cv_path_EGREP_TRADITIONAL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -z "$GREP"; then
-  ac_path_GREP_found=false
+else case e in #(
+  e) if test -z "$EGREP_TRADITIONAL"; then
+  ac_path_EGREP_TRADITIONAL_found=false
   # Loop through the user's path and test for each of PROGNAME-LIST
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
@@ -8005,13 +8390,14 @@ do
     for ac_prog in grep ggrep
    do
     for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_GREP="$as_dir$ac_prog$ac_exec_ext"
-      as_fn_executable_p "$ac_path_GREP" || continue
-# Check for GNU ac_path_GREP and select it if it is found.
-  # Check for GNU $ac_path_GREP
-case `"$ac_path_GREP" --version 2>&1` in
+      ac_path_EGREP_TRADITIONAL="$as_dir$ac_prog$ac_exec_ext"
+      as_fn_executable_p "$ac_path_EGREP_TRADITIONAL" || continue
+# Check for GNU ac_path_EGREP_TRADITIONAL and select it if it is found.
+  # Check for GNU $ac_path_EGREP_TRADITIONAL
+case `"$ac_path_EGREP_TRADITIONAL" --version 2>&1` in #(
 *GNU*)
-  ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
+  ac_cv_path_EGREP_TRADITIONAL="$ac_path_EGREP_TRADITIONAL" ac_path_EGREP_TRADITIONAL_found=:;;
+#(
 *)
   ac_count=0
   printf %s 0123456789 >"conftest.in"
@@ -8020,14 +8406,14 @@ case `"$ac_path_GREP" --version 2>&1` in
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    printf "%s\n" 'GREP' >> "conftest.nl"
-    "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    printf "%s\n" 'EGREP_TRADITIONAL' >> "conftest.nl"
+    "$ac_path_EGREP_TRADITIONAL" -E 'EGR(EP|AC)_TRADITIONAL$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     as_fn_arith $ac_count + 1 && ac_count=$as_val
-    if test $ac_count -gt ${ac_path_GREP_max-0}; then
+    if test $ac_count -gt ${ac_path_EGREP_TRADITIONAL_max-0}; then
       # Best one so far, save it but keep looking for a better one
-      ac_cv_path_GREP="$ac_path_GREP"
-      ac_path_GREP_max=$ac_count
+      ac_cv_path_EGREP_TRADITIONAL="$ac_path_EGREP_TRADITIONAL"
+      ac_path_EGREP_TRADITIONAL_max=$ac_count
     fi
     # 10*(2^10) chars as input seems more than enough
     test $ac_count -gt 10 && break
@@ -8035,35 +8421,24 @@ case `"$ac_path_GREP" --version 2>&1` in
   rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
 esac
 
-      $ac_path_GREP_found && break 3
+      $ac_path_EGREP_TRADITIONAL_found && break 3
     done
   done
   done
 IFS=$as_save_IFS
-  if test -z "$ac_cv_path_GREP"; then
-    as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  if test -z "$ac_cv_path_EGREP_TRADITIONAL"; then
+    :
   fi
 else
-  ac_cv_path_GREP=$GREP
+  ac_cv_path_EGREP_TRADITIONAL=$EGREP_TRADITIONAL
 fi
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
-printf "%s\n" "$ac_cv_path_GREP" >&6; }
- GREP="$ac_cv_path_GREP"
-
-
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
-printf %s "checking for egrep... " >&6; }
-if test ${ac_cv_path_EGREP+y}
+    if test "$ac_cv_path_EGREP_TRADITIONAL"
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
-   then ac_cv_path_EGREP="$GREP -E"
-   else
-     if test -z "$EGREP"; then
-  ac_path_EGREP_found=false
+  ac_cv_path_EGREP_TRADITIONAL="$ac_cv_path_EGREP_TRADITIONAL -E"
+else case e in #(
+  e) if test -z "$EGREP_TRADITIONAL"; then
+  ac_path_EGREP_TRADITIONAL_found=false
   # Loop through the user's path and test for each of PROGNAME-LIST
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
@@ -8077,13 +8452,14 @@ do
     for ac_prog in egrep
    do
     for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_EGREP="$as_dir$ac_prog$ac_exec_ext"
-      as_fn_executable_p "$ac_path_EGREP" || continue
-# Check for GNU ac_path_EGREP and select it if it is found.
-  # Check for GNU $ac_path_EGREP
-case `"$ac_path_EGREP" --version 2>&1` in
+      ac_path_EGREP_TRADITIONAL="$as_dir$ac_prog$ac_exec_ext"
+      as_fn_executable_p "$ac_path_EGREP_TRADITIONAL" || continue
+# Check for GNU ac_path_EGREP_TRADITIONAL and select it if it is found.
+  # Check for GNU $ac_path_EGREP_TRADITIONAL
+case `"$ac_path_EGREP_TRADITIONAL" --version 2>&1` in #(
 *GNU*)
-  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
+  ac_cv_path_EGREP_TRADITIONAL="$ac_path_EGREP_TRADITIONAL" ac_path_EGREP_TRADITIONAL_found=:;;
+#(
 *)
   ac_count=0
   printf %s 0123456789 >"conftest.in"
@@ -8092,14 +8468,14 @@ case `"$ac_path_EGREP" --version 2>&1` in
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    printf "%s\n" 'EGREP' >> "conftest.nl"
-    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    printf "%s\n" 'EGREP_TRADITIONAL' >> "conftest.nl"
+    "$ac_path_EGREP_TRADITIONAL" 'EGR(EP|AC)_TRADITIONAL$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     as_fn_arith $ac_count + 1 && ac_count=$as_val
-    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
+    if test $ac_count -gt ${ac_path_EGREP_TRADITIONAL_max-0}; then
       # Best one so far, save it but keep looking for a better one
-      ac_cv_path_EGREP="$ac_path_EGREP"
-      ac_path_EGREP_max=$ac_count
+      ac_cv_path_EGREP_TRADITIONAL="$ac_path_EGREP_TRADITIONAL"
+      ac_path_EGREP_TRADITIONAL_max=$ac_count
     fi
     # 10*(2^10) chars as input seems more than enough
     test $ac_count -gt 10 && break
@@ -8107,24 +8483,25 @@ case `"$ac_path_EGREP" --version 2>&1` in
   rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
 esac
 
-      $ac_path_EGREP_found && break 3
+      $ac_path_EGREP_TRADITIONAL_found && break 3
     done
   done
   done
 IFS=$as_save_IFS
-  if test -z "$ac_cv_path_EGREP"; then
+  if test -z "$ac_cv_path_EGREP_TRADITIONAL"; then
     as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
   fi
 else
-  ac_cv_path_EGREP=$EGREP
+  ac_cv_path_EGREP_TRADITIONAL=$EGREP_TRADITIONAL
 fi
-
-   fi
+ ;;
+esac
+fi ;;
+esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
-printf "%s\n" "$ac_cv_path_EGREP" >&6; }
- EGREP="$ac_cv_path_EGREP"
-
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP_TRADITIONAL" >&5
+printf "%s\n" "$ac_cv_path_EGREP_TRADITIONAL" >&6; }
+ EGREP_TRADITIONAL=$ac_cv_path_EGREP_TRADITIONAL
 
 
 
@@ -8134,8 +8511,8 @@ printf %s "checking for Minix Amsterdam compiler... " >&6; }
 if test ${gl_cv_c_amsterdam_compiler+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -8145,15 +8522,17 @@ Amsterdam
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Amsterdam" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Amsterdam" >/dev/null 2>&1
 then :
   gl_cv_c_amsterdam_compiler=yes
-else $as_nop
-  gl_cv_c_amsterdam_compiler=no
+else case e in #(
+  e) gl_cv_c_amsterdam_compiler=no ;;
+esac
 fi
 rm -rf conftest*
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_c_amsterdam_compiler" >&5
 printf "%s\n" "$gl_cv_c_amsterdam_compiler" >&6; }
@@ -8177,8 +8556,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_AR+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$AR"; then
+else case e in #(
+  e) if test -n "$AR"; then
   ac_cv_prog_AR="$AR" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -8200,7 +8579,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 AR=$ac_cv_prog_AR
 if test -n "$AR"; then
@@ -8222,8 +8602,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_AR+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_AR"; then
+else case e in #(
+  e) if test -n "$ac_ct_AR"; then
   ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -8245,7 +8625,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_AR=$ac_cv_prog_ac_ct_AR
 if test -n "$ac_ct_AR"; then
@@ -8289,8 +8670,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_RANLIB+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$RANLIB"; then
+else case e in #(
+  e) if test -n "$RANLIB"; then
   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -8312,7 +8693,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 RANLIB=$ac_cv_prog_RANLIB
 if test -n "$RANLIB"; then
@@ -8334,8 +8716,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_RANLIB+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_RANLIB"; then
+else case e in #(
+  e) if test -n "$ac_ct_RANLIB"; then
   ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -8357,7 +8739,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
 if test -n "$ac_ct_RANLIB"; then
@@ -8416,95 +8799,39 @@ fi
       ;;
   esac
 
-
-
-  case "$host_os" in
-    mingw*)
-
-printf "%s\n" "#define __MINGW_USE_VC2005_COMPAT 1" >>confdefs.h
-
-      ;;
-  esac
-
 # Check whether --enable-largefile was given.
 if test ${enable_largefile+y}
 then :
   enableval=$enable_largefile;
 fi
-
-if test "$enable_largefile" != no
+if test "$enable_largefile,$enable_year2038" != no,no
 then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5
-printf %s "checking for special C compiler options needed for large files... " >&6; }
-if test ${ac_cv_sys_largefile_CC+y}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable large file support" >&5
+printf %s "checking for $CC option to enable large file support... " >&6; }
+if test ${ac_cv_sys_largefile_opts+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_sys_largefile_CC=no
-     if test "$GCC" != yes; then
-       ac_save_CC=$CC
-       while :; do
-         # IRIX 6.2 and later do not support large files by default,
-         # so use the C compiler's -n32 option if that helps.
-         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <sys/types.h>
- /* Check that off_t can represent 2**63 - 1 correctly.
-    We can't simply define LARGE_OFF_T to be 9223372036854775807,
-    since some C++ compilers masquerading as C compilers
-    incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
-  int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
-		       && LARGE_OFF_T % 2147483647 == 1)
-		      ? 1 : -1];
-int
-main (void)
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-         if ac_fn_c_try_compile "$LINENO"
-then :
-  break
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam
-         CC="$CC -n32"
-         if ac_fn_c_try_compile "$LINENO"
+else case e in #(
+  e) ac_save_CC="$CC"
+  ac_opt_found=no
+  for ac_opt in "none needed" "-D_FILE_OFFSET_BITS=64" "-D_LARGE_FILES=1" "-n32"; do
+    if test x"$ac_opt" != x"none needed"
 then :
-  ac_cv_sys_largefile_CC=' -n32'; break
+  CC="$ac_save_CC $ac_opt"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam
-         break
-       done
-       CC=$ac_save_CC
-       rm -f conftest.$ac_ext
-    fi
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5
-printf "%s\n" "$ac_cv_sys_largefile_CC" >&6; }
-  if test "$ac_cv_sys_largefile_CC" != no; then
-    CC=$CC$ac_cv_sys_largefile_CC
-  fi
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5
-printf %s "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; }
-if test ${ac_cv_sys_file_offset_bits+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  while :; do
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
- /* Check that off_t can represent 2**63 - 1 correctly.
-    We can't simply define LARGE_OFF_T to be 9223372036854775807,
+#ifndef FTYPE
+# define FTYPE off_t
+#endif
+ /* Check that FTYPE can represent 2**63 - 1 correctly.
+    We can't simply define LARGE_FTYPE to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
-  int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
-		       && LARGE_OFF_T % 2147483647 == 1)
+#define LARGE_FTYPE (((FTYPE) 1 << 31 << 31) - 1 + ((FTYPE) 1 << 31 << 31))
+  int FTYPE_is_large[(LARGE_FTYPE % 2147483629 == 721
+		       && LARGE_FTYPE % 2147483647 == 1)
 		      ? 1 : -1];
 int
 main (void)
@@ -8516,171 +8843,89 @@ main (void)
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
-  ac_cv_sys_file_offset_bits=no; break
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#undef _FILE_OFFSET_BITS
-#define _FILE_OFFSET_BITS 64
-#include <sys/types.h>
- /* Check that off_t can represent 2**63 - 1 correctly.
-    We can't simply define LARGE_OFF_T to be 9223372036854775807,
-    since some C++ compilers masquerading as C compilers
-    incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
-  int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
-		       && LARGE_OFF_T % 2147483647 == 1)
-		      ? 1 : -1];
-int
-main (void)
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
+  if test x"$ac_opt" = x"none needed"
 then :
-  ac_cv_sys_file_offset_bits=64; break
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-  ac_cv_sys_file_offset_bits=unknown
-  break
-done
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5
-printf "%s\n" "$ac_cv_sys_file_offset_bits" >&6; }
-case $ac_cv_sys_file_offset_bits in #(
-  no | unknown) ;;
-  *)
-printf "%s\n" "#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits" >>confdefs.h
-;;
-esac
-rm -rf conftest*
-  case $ac_cv_sys_file_offset_bits in #(
-  unknown) :
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5
-printf %s "checking for _LARGE_FILES value needed for large files... " >&6; }
-if test ${ac_cv_sys_large_files+y}
+  # GNU/Linux s390x and alpha need _FILE_OFFSET_BITS=64 for wide ino_t.
+	 CC="$CC -DFTYPE=ino_t"
+	 if ac_fn_c_try_compile "$LINENO"
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-  while :; do
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <sys/types.h>
- /* Check that off_t can represent 2**63 - 1 correctly.
-    We can't simply define LARGE_OFF_T to be 9223372036854775807,
-    since some C++ compilers masquerading as C compilers
-    incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
-  int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
-		       && LARGE_OFF_T % 2147483647 == 1)
-		      ? 1 : -1];
-int
-main (void)
-{
 
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
+else case e in #(
+  e) CC="$CC -D_FILE_OFFSET_BITS=64"
+	    if ac_fn_c_try_compile "$LINENO"
 then :
-  ac_cv_sys_large_files=no; break
+  ac_opt='-D_FILE_OFFSET_BITS=64'
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#undef _LARGE_FILES
-#define _LARGE_FILES 1
-#include <sys/types.h>
- /* Check that off_t can represent 2**63 - 1 correctly.
-    We can't simply define LARGE_OFF_T to be 9223372036854775807,
-    since some C++ compilers masquerading as C compilers
-    incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
-  int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
-		       && LARGE_OFF_T % 2147483647 == 1)
-		      ? 1 : -1];
-int
-main (void)
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  ac_cv_sys_large_files=1; break
+rm -f core conftest.err conftest.$ac_objext conftest.beam ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-  ac_cv_sys_large_files=unknown
-  break
-done
+rm -f core conftest.err conftest.$ac_objext conftest.beam
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5
-printf "%s\n" "$ac_cv_sys_large_files" >&6; }
-case $ac_cv_sys_large_files in #(
-  no | unknown) ;;
-  *)
-printf "%s\n" "#define _LARGE_FILES $ac_cv_sys_large_files" >>confdefs.h
-;;
+      ac_cv_sys_largefile_opts=$ac_opt
+      ac_opt_found=yes
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    test $ac_opt_found = no || break
+  done
+  CC="$ac_save_CC"
+
+
+    if test $ac_opt_found != yes; then
+      case $host_os in #(
+  mingw* | windows*) :
+    ac_cv_sys_largefile_opts="supported through gnulib"
+           ac_opt_found=yes
+       ;; #(
+  *) :
+     ;;
 esac
-rm -rf conftest* ;; #(
-  64) :
+    fi
 
- # Check whether --enable-year2038 was given.
-if test ${enable_year2038+y}
-then :
-  enableval=$enable_year2038;
+  test $ac_opt_found = yes || ac_cv_sys_largefile_opts="support not detected" ;;
+esac
 fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_opts" >&5
+printf "%s\n" "$ac_cv_sys_largefile_opts" >&6; }
 
- if test "$enable_year2038" != no
-then :
+ac_have_largefile=yes
+case $ac_cv_sys_largefile_opts in #(
+  "none needed") :
+     ;; #(
+  "supported through gnulib") :
+     ;; #(
+  "support not detected") :
+    ac_have_largefile=no ;; #(
+  "-D_FILE_OFFSET_BITS=64") :
 
-                            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for time_t past the year 2038" >&5
-printf %s "checking for time_t past the year 2038... " >&6; }
-if test ${gl_cv_type_time_t_y2038+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+printf "%s\n" "#define _FILE_OFFSET_BITS 64" >>confdefs.h
+ ;; #(
+  "-D_LARGE_FILES=1") :
 
-  #include <time.h>
-  /* Check that time_t can represent 2**32 - 1 correctly.  */
-  #define LARGE_TIME_T \\
-    ((time_t) (((time_t) 1 << 30) - 1 + 3 * ((time_t) 1 << 30)))
-  int verify_time_t_range[(LARGE_TIME_T / 65537 == 65535
-                           && LARGE_TIME_T % 65537 == 0)
-                          ? 1 : -1];
+printf "%s\n" "#define _LARGE_FILES 1" >>confdefs.h
+ ;; #(
+  "-n32") :
+    CC="$CC -n32" ;; #(
+  *) :
+    as_fn_error $? "internal error: bad value for \$ac_cv_sys_largefile_opts" "$LINENO" 5 ;;
+esac
 
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
+if test "$enable_year2038" != no
 then :
-  gl_cv_type_time_t_y2038=yes
-else $as_nop
-  gl_cv_type_time_t_y2038=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_time_t_y2038" >&5
-printf "%s\n" "$gl_cv_type_time_t_y2038" >&6; }
-  if test "$gl_cv_type_time_t_y2038" = no; then
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for 64-bit time_t with _TIME_BITS=64" >&5
-printf %s "checking for 64-bit time_t with _TIME_BITS=64... " >&6; }
-if test ${gl_cv_type_time_t_bits_macro+y}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option for timestamps after 2038" >&5
+printf %s "checking for $CC option for timestamps after 2038... " >&6; }
+if test ${ac_cv_sys_year2038_opts+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) ac_save_CPPFLAGS="$CPPFLAGS"
+  ac_opt_found=no
+  for ac_opt in "none needed" "-D_TIME_BITS=64" "-D__MINGW_USE_VC2005_COMPAT" "-U_USE_32_BIT_TIME_T -D__MINGW_USE_VC2005_COMPAT"; do
+    if test x"$ac_opt" != x"none needed"
+then :
+  CPPFLAGS="$ac_save_CPPFLAGS $ac_opt"
+fi
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#define _TIME_BITS 64
-                           #define _FILE_OFFSET_BITS 64
 
   #include <time.h>
   /* Check that time_t can represent 2**32 - 1 correctly.  */
@@ -8690,73 +8935,57 @@ else $as_nop
                            && LARGE_TIME_T % 65537 == 0)
                           ? 1 : -1];
 
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
-  gl_cv_type_time_t_bits_macro=yes
-else $as_nop
-  gl_cv_type_time_t_bits_macro=no
+  ac_cv_sys_year2038_opts="$ac_opt"
+      ac_opt_found=yes
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+    test $ac_opt_found = no || break
+  done
+  CPPFLAGS="$ac_save_CPPFLAGS"
+  test $ac_opt_found = yes || ac_cv_sys_year2038_opts="support not detected" ;;
+esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_time_t_bits_macro" >&5
-printf "%s\n" "$gl_cv_type_time_t_bits_macro" >&6; }
-    if test "$gl_cv_type_time_t_bits_macro" = yes; then
-
-printf "%s\n" "#define _TIME_BITS 64" >>confdefs.h
-
-
-printf "%s\n" "#define _FILE_OFFSET_BITS 64" >>confdefs.h
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_year2038_opts" >&5
+printf "%s\n" "$ac_cv_sys_year2038_opts" >&6; }
 
-      gl_cv_type_time_t_y2038=yes
-    fi
-  fi
-  if test $gl_cv_type_time_t_y2038 = no; then
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#ifdef _USE_32BIT_TIME_T
-             int ok;
-           #else
-             error fail
-           #endif
+ac_have_year2038=yes
+case $ac_cv_sys_year2038_opts in #(
+  "none needed") :
+     ;; #(
+  "support not detected") :
+    ac_have_year2038=no ;; #(
+  "-D_TIME_BITS=64") :
 
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "The 'time_t' type stops working after January 2038.
-          Remove _USE_32BIT_TIME_T from the compiler flags.
-See \`config.log' for more details" "$LINENO" 5; }
-else $as_nop
-  # If not cross-compiling and  says we should check,
-       # and 'touch' works with a large timestamp, then evidently wider time_t
-       # is desired and supported, so fail and ask the builder to fix the
-       # problem.  Otherwise, just warn the builder.
-
-       if test "$gl_warned_about_y2038" != yes; then
-         { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: The 'time_t' type stops working after January 2038,
-            and this package needs a wider 'time_t' type
-            if there is any way to access timestamps after that.
-            Configure with 'CC=\"${CC} -m64\"' perhaps?" >&5
-printf "%s\n" "$as_me: WARNING: The 'time_t' type stops working after January 2038,
-            and this package needs a wider 'time_t' type
-            if there is any way to access timestamps after that.
-            Configure with 'CC=\"${CC} -m64\"' perhaps?" >&2;}
-         gl_warned_about_y2038=yes
-       fi
+printf "%s\n" "#define _TIME_BITS 64" >>confdefs.h
+ ;; #(
+  "-D__MINGW_USE_VC2005_COMPAT") :
 
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-  fi
-fi
+printf "%s\n" "#define __MINGW_USE_VC2005_COMPAT 1" >>confdefs.h
  ;; #(
+  "-U_USE_32_BIT_TIME_T"*) :
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+as_fn_error $? "the 'time_t' type is currently forced to be 32-bit. It
+will stop working after mid-January 2038. Remove
+_USE_32BIT_TIME_T from the compiler flags.
+See 'config.log' for more details" "$LINENO" 5; } ;; #(
   *) :
-     ;;
+    as_fn_error $? "internal error: bad value for \$ac_cv_sys_year2038_opts" "$LINENO" 5 ;;
 esac
+
 fi
 
+fi
 
 
 
@@ -8767,8 +8996,8 @@ fi
 if test ${enable_threads+y}
 then :
   enableval=$enable_threads; gl_use_threads=$enableval
-else $as_nop
-  if test -n "$gl_use_threads_default"; then
+else case e in #(
+  e) if test -n "$gl_use_threads_default"; then
        gl_use_threads="$gl_use_threads_default"
      else
        case "$host_os" in
@@ -8779,7 +9008,7 @@ else $as_nop
                  *)         gl_use_threads=yes ;;
                esac
                ;;
-                  mingw*)
+                  mingw* | windows*)
                case "$gl_use_winpthreads_default" in
                  yes) gl_use_threads=posix ;;
                  no)  gl_use_threads=windows ;;
@@ -8789,7 +9018,8 @@ else $as_nop
          *)    gl_use_threads=yes ;;
        esac
      fi
-
+     ;;
+esac
 fi
 
   if test "$gl_use_threads" = yes \
@@ -8832,6 +9062,8 @@ fi
   # Code from module absolute-header:
   # Code from module accept:
   # Code from module accept-tests:
+  # Code from module alignasof:
+  # Code from module alignasof-tests:
   # Code from module alloca:
   # Code from module alloca-opt:
   # Code from module alloca-opt-tests:
@@ -8848,6 +9080,8 @@ fi
   # Code from module binary-io-tests:
   # Code from module bind:
   # Code from module bind-tests:
+  # Code from module btoc32:
+  # Code from module btoc32-tests:
   # Code from module btowc:
   # Code from module btowc-tests:
   # Code from module builtin-expect:
@@ -8856,6 +9090,37 @@ fi
   # Code from module c-strcase:
   # Code from module c-strcase-tests:
   # Code from module c-strcaseeq:
+  # Code from module c32isalnum:
+  # Code from module c32isalnum-tests:
+  # Code from module c32isalpha:
+  # Code from module c32isalpha-tests:
+  # Code from module c32isblank:
+  # Code from module c32isblank-tests:
+  # Code from module c32iscntrl:
+  # Code from module c32iscntrl-tests:
+  # Code from module c32isdigit:
+  # Code from module c32isdigit-tests:
+  # Code from module c32isgraph:
+  # Code from module c32isgraph-tests:
+  # Code from module c32islower:
+  # Code from module c32islower-tests:
+  # Code from module c32isprint:
+  # Code from module c32isprint-tests:
+  # Code from module c32ispunct:
+  # Code from module c32ispunct-tests:
+  # Code from module c32isspace:
+  # Code from module c32isspace-tests:
+  # Code from module c32isupper:
+  # Code from module c32isupper-tests:
+  # Code from module c32isxdigit:
+  # Code from module c32isxdigit-tests:
+  # Code from module c32rtomb:
+  # Code from module c32rtomb-tests:
+  # Code from module c32tob:
+  # Code from module c32tolower:
+  # Code from module c32tolower-tests:
+  # Code from module c32width:
+  # Code from module c32width-tests:
   # Code from module c99:
   # Code from module calloc-gnu:
   # Code from module calloc-gnu-tests:
@@ -8876,6 +9141,8 @@ fi
   # Code from module errno:
   # Code from module errno-tests:
   # Code from module error:
+  # Code from module error-h:
+  # Code from module error-tests:
   # Code from module exitfail:
   # Code from module extensions:
   # Code from module extern-inline:
@@ -8920,6 +9187,7 @@ fi
   # Code from module gettext-h:
   # Code from module gettimeofday:
   # Code from module gettimeofday-tests:
+  # Code from module gitlog-to-changelog:
   # Code from module gperf:
   # Code from module hard-locale:
   # Code from module hard-locale-tests:
@@ -8956,13 +9224,16 @@ fi
   # Code from module iswblank-tests:
   # Code from module iswdigit:
   # Code from module iswdigit-tests:
+  # Code from module iswpunct:
+  # Code from module iswpunct-tests:
   # Code from module iswxdigit:
   # Code from module iswxdigit-tests:
   # Code from module langinfo:
   # Code from module langinfo-tests:
   # Code from module largefile:
 
-
+  # Code from module largefile-tests:
+  # Code from module libc-config:
   # Code from module limits-h:
   # Code from module limits-h-tests:
   # Code from module listen:
@@ -8973,6 +9244,8 @@ fi
   # Code from module locale-tests:
   # Code from module localename:
   # Code from module localename-tests:
+  # Code from module localename-unsafe:
+  # Code from module localename-unsafe-limited:
   # Code from module lock:
   # Code from module lock-tests:
   # Code from module lstat:
@@ -8985,12 +9258,15 @@ fi
   # Code from module math:
   # Code from module math-tests:
   # Code from module mbchar:
-  # Code from module mbiter:
+  # Code from module mbiterf:
+  # Code from module mbrtoc32:
+  # Code from module mbrtoc32-tests:
   # Code from module mbrtowc:
   # Code from module mbrtowc-tests:
   # Code from module mbsinit:
   # Code from module mbsinit-tests:
   # Code from module mbsnlen:
+  # Code from module mbszero:
   # Code from module mbtowc:
   # Code from module memchr:
   # Code from module memchr-tests:
@@ -8999,6 +9275,7 @@ fi
   # Code from module msvc-inval:
   # Code from module msvc-nothrow:
   # Code from module multiarch:
+  # Code from module nan:
   # Code from module nanosleep:
   # Code from module nanosleep-tests:
   # Code from module netinet_in:
@@ -9052,6 +9329,10 @@ fi
   # Code from module putenv:
   # Code from module raise:
   # Code from module raise-tests:
+  # Code from module random:
+  # Code from module random-tests:
+  # Code from module random_r:
+  # Code from module random_r-tests:
   # Code from module realloc-gnu:
   # Code from module realloc-gnu-tests:
   # Code from module realloc-posix:
@@ -9069,6 +9350,8 @@ fi
   # Code from module setlocale:
   # Code from module setlocale-null:
   # Code from module setlocale-null-tests:
+  # Code from module setlocale-null-unlocked:
+  # Code from module setlocale-null-unlocked-tests:
   # Code from module setlocale-tests:
   # Code from module setsockopt:
   # Code from module setsockopt-tests:
@@ -9076,11 +9359,14 @@ fi
   # Code from module signal-h-tests:
   # Code from module signbit:
   # Code from module signbit-tests:
+  # Code from module signed-nan:
+  # Code from module signed-snan:
   # Code from module sigprocmask:
   # Code from module sigprocmask-tests:
   # Code from module size_max:
   # Code from module sleep:
   # Code from module sleep-tests:
+  # Code from module snan:
   # Code from module snippet/_Noreturn:
   # Code from module snippet/arg-nonnull:
   # Code from module snippet/c++defs:
@@ -9096,8 +9382,6 @@ fi
   # Code from module stat-time:
   # Code from module stat-time-tests:
   # Code from module std-gnu11:
-  # Code from module stdalign:
-  # Code from module stdalign-tests:
   # Code from module stdbool:
   # Code from module stdbool-tests:
   # Code from module stdckdint:
@@ -9107,6 +9391,11 @@ fi
   # Code from module stdint:
   # Code from module stdint-tests:
   # Code from module stdio:
+
+
+  printf "%s\n" "#define __USE_MINGW_ANSI_STDIO 1" >>confdefs.h
+
+
   # Code from module stdio-tests:
   # Code from module stdlib:
   # Code from module stdlib-tests:
@@ -9153,7 +9442,11 @@ fi
 
 
   # Code from module time:
+  # Code from module time-h:
+  # Code from module time-h-tests:
   # Code from module time-tests:
+  # Code from module uchar:
+  # Code from module uchar-tests:
   # Code from module unicase/base:
   # Code from module unicase/cased:
   # Code from module unicase/cased-tests:
@@ -9452,6 +9745,13 @@ fi
   # Code from module unictype/decimal-digit-tests:
   # Code from module unictype/digit:
   # Code from module unictype/digit-tests:
+  # Code from module unictype/incb-all:
+  # Code from module unictype/incb-byname:
+  # Code from module unictype/incb-byname-tests:
+  # Code from module unictype/incb-name:
+  # Code from module unictype/incb-name-tests:
+  # Code from module unictype/incb-of:
+  # Code from module unictype/incb-of-tests:
   # Code from module unictype/joininggroup-all:
   # Code from module unictype/joininggroup-byname:
   # Code from module unictype/joininggroup-byname-tests:
@@ -9569,6 +9869,10 @@ fi
   # Code from module unictype/property-hex-digit-tests:
   # Code from module unictype/property-hyphen:
   # Code from module unictype/property-hyphen-tests:
+  # Code from module unictype/property-id-compat-math-continue:
+  # Code from module unictype/property-id-compat-math-continue-tests:
+  # Code from module unictype/property-id-compat-math-start:
+  # Code from module unictype/property-id-compat-math-start-tests:
   # Code from module unictype/property-id-continue:
   # Code from module unictype/property-id-continue-tests:
   # Code from module unictype/property-id-start:
@@ -9579,6 +9883,8 @@ fi
   # Code from module unictype/property-ids-binary-operator-tests:
   # Code from module unictype/property-ids-trinary-operator:
   # Code from module unictype/property-ids-trinary-operator-tests:
+  # Code from module unictype/property-ids-unary-operator:
+  # Code from module unictype/property-ids-unary-operator-tests:
   # Code from module unictype/property-ignorable-control:
   # Code from module unictype/property-ignorable-control-tests:
   # Code from module unictype/property-iso-control:
@@ -9625,6 +9931,8 @@ fi
   # Code from module unictype/property-pattern-syntax-tests:
   # Code from module unictype/property-pattern-white-space:
   # Code from module unictype/property-pattern-white-space-tests:
+  # Code from module unictype/property-prepended-concatenation-mark:
+  # Code from module unictype/property-prepended-concatenation-mark-tests:
   # Code from module unictype/property-private-use:
   # Code from module unictype/property-private-use-tests:
   # Code from module unictype/property-punctuation:
@@ -9720,6 +10028,9 @@ fi
   # Code from module unilbrk/ulc-possible-linebreaks-tests:
   # Code from module unilbrk/ulc-width-linebreaks:
   # Code from module unilbrk/ulc-width-linebreaks-tests:
+  # Code from module unimetadata/base:
+  # Code from module unimetadata/u-version:
+  # Code from module unimetadata/u-version-tests:
   # Code from module uniname/base:
   # Code from module uniname/uniname:
   # Code from module uniname/uniname-tests:
@@ -9878,6 +10189,8 @@ fi
   # Code from module unistr/u16-move-tests:
   # Code from module unistr/u16-next:
   # Code from module unistr/u16-next-tests:
+  # Code from module unistr/u16-pcpy:
+  # Code from module unistr/u16-pcpy-tests:
   # Code from module unistr/u16-prev:
   # Code from module unistr/u16-prev-tests:
   # Code from module unistr/u16-set:
@@ -9954,6 +10267,8 @@ fi
   # Code from module unistr/u32-move-tests:
   # Code from module unistr/u32-next:
   # Code from module unistr/u32-next-tests:
+  # Code from module unistr/u32-pcpy:
+  # Code from module unistr/u32-pcpy-tests:
   # Code from module unistr/u32-prev:
   # Code from module unistr/u32-prev-tests:
   # Code from module unistr/u32-set:
@@ -10030,6 +10345,8 @@ fi
   # Code from module unistr/u8-move-tests:
   # Code from module unistr/u8-next:
   # Code from module unistr/u8-next-tests:
+  # Code from module unistr/u8-pcpy:
+  # Code from module unistr/u8-pcpy-tests:
   # Code from module unistr/u8-prev:
   # Code from module unistr/u8-prev-tests:
   # Code from module unistr/u8-set:
@@ -10151,8 +10468,8 @@ printf %s "checking for auto-import of symbols... " >&6; }
 if test ${gl_cv_ld_autoimport+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-                                               cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e)                                              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
             #ifdef _MSC_VER
@@ -10161,26 +10478,29 @@ else $as_nop
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Known" >/dev/null 2>&1
 then :
   gl_cv_ld_autoimport=no
-else $as_nop
-  gl_save_LDFLAGS="$LDFLAGS"
+else case e in #(
+  e) gl_save_LDFLAGS="$LDFLAGS"
             LDFLAGS="$LDFLAGS -Wl,--disable-auto-import"
             if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_ld_autoimport=yes
-else $as_nop
-  gl_cv_ld_autoimport=no
+else case e in #(
+  e) gl_cv_ld_autoimport=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext
             LDFLAGS="$gl_save_LDFLAGS"
-
+            ;;
+esac
 fi
 rm -rf conftest*
 
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_ld_autoimport" >&5
 printf "%s\n" "$gl_cv_ld_autoimport" >&6; }
@@ -10291,8 +10611,8 @@ printf %s "checking for a sed that does not truncate output... " >&6; }
 if test ${ac_cv_path_SED+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-            ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/
+else case e in #(
+  e)           ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/
      for ac_i in 1 2 3 4 5 6 7; do
        ac_script="$ac_script$as_nl$ac_script"
      done
@@ -10317,9 +10637,10 @@ do
       as_fn_executable_p "$ac_path_SED" || continue
 # Check for GNU ac_path_SED and select it if it is found.
   # Check for GNU $ac_path_SED
-case `"$ac_path_SED" --version 2>&1` in
+case `"$ac_path_SED" --version 2>&1` in #(
 *GNU*)
   ac_cv_path_SED="$ac_path_SED" ac_path_SED_found=:;;
+#(
 *)
   ac_count=0
   printf %s 0123456789 >"conftest.in"
@@ -10354,7 +10675,8 @@ IFS=$as_save_IFS
 else
   ac_cv_path_SED=$SED
 fi
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_SED" >&5
 printf "%s\n" "$ac_cv_path_SED" >&6; }
@@ -10374,13 +10696,161 @@ Xsed="$SED -e 1s/^X//"
 
 
 
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
+printf %s "checking for grep that handles long lines and -e... " >&6; }
+if test ${ac_cv_path_GREP+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -z "$GREP"; then
+  ac_path_GREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in grep ggrep
+   do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_GREP="$as_dir$ac_prog$ac_exec_ext"
+      as_fn_executable_p "$ac_path_GREP" || continue
+# Check for GNU ac_path_GREP and select it if it is found.
+  # Check for GNU $ac_path_GREP
+case `"$ac_path_GREP" --version 2>&1` in #(
+*GNU*)
+  ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
+#(
+*)
+  ac_count=0
+  printf %s 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    printf "%s\n" 'GREP' >> "conftest.nl"
+    "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_GREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_GREP="$ac_path_GREP"
+      ac_path_GREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_GREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_GREP"; then
+    as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_GREP=$GREP
+fi
+ ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
+printf "%s\n" "$ac_cv_path_GREP" >&6; }
+ GREP="$ac_cv_path_GREP"
+
+
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
+printf %s "checking for egrep... " >&6; }
+if test ${ac_cv_path_EGREP+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+   then ac_cv_path_EGREP="$GREP -E"
+   else
+     if test -z "$EGREP"; then
+  ac_path_EGREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in egrep
+   do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_EGREP="$as_dir$ac_prog$ac_exec_ext"
+      as_fn_executable_p "$ac_path_EGREP" || continue
+# Check for GNU ac_path_EGREP and select it if it is found.
+  # Check for GNU $ac_path_EGREP
+case `"$ac_path_EGREP" --version 2>&1` in #(
+*GNU*)
+  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
+#(
+*)
+  ac_count=0
+  printf %s 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    printf "%s\n" 'EGREP' >> "conftest.nl"
+    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_EGREP="$ac_path_EGREP"
+      ac_path_EGREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_EGREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_EGREP"; then
+    as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_EGREP=$EGREP
+fi
+
+   fi ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
+printf "%s\n" "$ac_cv_path_EGREP" >&6; }
+ EGREP="$ac_cv_path_EGREP"
+
+         EGREP_TRADITIONAL=$EGREP
+ ac_cv_path_EGREP_TRADITIONAL=$EGREP
+
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for fgrep" >&5
 printf %s "checking for fgrep... " >&6; }
 if test ${ac_cv_path_FGREP+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if echo 'ab*c' | $GREP -F 'ab*c' >/dev/null 2>&1
+else case e in #(
+  e) if echo 'ab*c' | $GREP -F 'ab*c' >/dev/null 2>&1
    then ac_cv_path_FGREP="$GREP -F"
    else
      if test -z "$FGREP"; then
@@ -10402,9 +10872,10 @@ do
       as_fn_executable_p "$ac_path_FGREP" || continue
 # Check for GNU ac_path_FGREP and select it if it is found.
   # Check for GNU $ac_path_FGREP
-case `"$ac_path_FGREP" --version 2>&1` in
+case `"$ac_path_FGREP" --version 2>&1` in #(
 *GNU*)
   ac_cv_path_FGREP="$ac_path_FGREP" ac_path_FGREP_found=:;;
+#(
 *)
   ac_count=0
   printf %s 0123456789 >"conftest.in"
@@ -10440,7 +10911,8 @@ else
   ac_cv_path_FGREP=$FGREP
 fi
 
-   fi
+   fi ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_FGREP" >&5
 printf "%s\n" "$ac_cv_path_FGREP" >&6; }
@@ -10471,8 +10943,9 @@ test -z "$GREP" && GREP=grep
 if test ${with_gnu_ld+y}
 then :
   withval=$with_gnu_ld; test no = "$withval" || with_gnu_ld=yes
-else $as_nop
-  with_gnu_ld=no
+else case e in #(
+  e) with_gnu_ld=no ;;
+esac
 fi
 
 ac_prog=ld
@@ -10517,8 +10990,8 @@ fi
 if test ${lt_cv_path_LD+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -z "$LD"; then
+else case e in #(
+  e) if test -z "$LD"; then
   lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
   for ac_dir in $PATH; do
     IFS=$lt_save_ifs
@@ -10541,7 +11014,8 @@ else $as_nop
   IFS=$lt_save_ifs
 else
   lt_cv_path_LD=$LD # Let the user override the test with a path.
-fi
+fi ;;
+esac
 fi
 
 LD=$lt_cv_path_LD
@@ -10558,8 +11032,8 @@ printf %s "checking if the linker ($LD) is GNU ld... " >&6; }
 if test ${lt_cv_prog_gnu_ld+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  # I'd rather use --version here, but apparently some GNU lds only accept -v.
+else case e in #(
+  e) # I'd rather use --version here, but apparently some GNU lds only accept -v.
 case `$LD -v 2>&1 </dev/null` in
 *GNU* | *'with BFD'*)
   lt_cv_prog_gnu_ld=yes
@@ -10567,6 +11041,7 @@ case `$LD -v 2>&1 </dev/null` in
 *)
   lt_cv_prog_gnu_ld=no
   ;;
+esac ;;
 esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_gnu_ld" >&5
@@ -10586,8 +11061,8 @@ printf %s "checking for BSD- or MS-compatible name lister (nm)... " >&6; }
 if test ${lt_cv_path_NM+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$NM"; then
+else case e in #(
+  e) if test -n "$NM"; then
   # Let the user override the test.
   lt_cv_path_NM=$NM
 else
@@ -10637,7 +11112,8 @@ else
     IFS=$lt_save_ifs
   done
   : ${lt_cv_path_NM=no}
-fi
+fi ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_NM" >&5
 printf "%s\n" "$lt_cv_path_NM" >&6; }
@@ -10658,8 +11134,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_DUMPBIN+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$DUMPBIN"; then
+else case e in #(
+  e) if test -n "$DUMPBIN"; then
   ac_cv_prog_DUMPBIN="$DUMPBIN" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -10681,7 +11157,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 DUMPBIN=$ac_cv_prog_DUMPBIN
 if test -n "$DUMPBIN"; then
@@ -10707,8 +11184,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_DUMPBIN+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_DUMPBIN"; then
+else case e in #(
+  e) if test -n "$ac_ct_DUMPBIN"; then
   ac_cv_prog_ac_ct_DUMPBIN="$ac_ct_DUMPBIN" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -10730,7 +11207,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_DUMPBIN=$ac_cv_prog_ac_ct_DUMPBIN
 if test -n "$ac_ct_DUMPBIN"; then
@@ -10784,8 +11262,8 @@ printf %s "checking the name lister ($NM) interface... " >&6; }
 if test ${lt_cv_nm_interface+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_nm_interface="BSD nm"
+else case e in #(
+  e) lt_cv_nm_interface="BSD nm"
   echo "int some_variable = 0;" > conftest.$ac_ext
   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&5)
   (eval "$ac_compile" 2>conftest.err)
@@ -10798,7 +11276,8 @@ else $as_nop
   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
     lt_cv_nm_interface="MS dumpbin"
   fi
-  rm -f conftest*
+  rm -f conftest* ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_nm_interface" >&5
 printf "%s\n" "$lt_cv_nm_interface" >&6; }
@@ -10820,8 +11299,8 @@ printf %s "checking the maximum length of command line arguments... " >&6; }
 if test ${lt_cv_sys_max_cmd_len+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-    i=0
+else case e in #(
+  e)   i=0
   teststring=ABCD
 
   case $build_os in
@@ -10943,7 +11422,8 @@ else $as_nop
     fi
     ;;
   esac
-
+ ;;
+esac
 fi
 
 if test -n "$lt_cv_sys_max_cmd_len"; then
@@ -11000,8 +11480,8 @@ printf %s "checking how to convert $build file names to $host format... " >&6; }
 if test ${lt_cv_to_host_file_cmd+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case $host in
+else case e in #(
+  e) case $host in
   *-*-mingw* )
     case $build in
       *-*-mingw* ) # actually msys
@@ -11032,7 +11512,8 @@ else $as_nop
     lt_cv_to_host_file_cmd=func_convert_file_noop
     ;;
 esac
-
+ ;;
+esac
 fi
 
 to_host_file_cmd=$lt_cv_to_host_file_cmd
@@ -11048,8 +11529,8 @@ printf %s "checking how to convert $build file names to toolchain format... " >&
 if test ${lt_cv_to_tool_file_cmd+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  #assume ordinary cross tools, or native build.
+else case e in #(
+  e) #assume ordinary cross tools, or native build.
 lt_cv_to_tool_file_cmd=func_convert_file_noop
 case $host in
   *-*-mingw* )
@@ -11060,7 +11541,8 @@ case $host in
     esac
     ;;
 esac
-
+ ;;
+esac
 fi
 
 to_tool_file_cmd=$lt_cv_to_tool_file_cmd
@@ -11076,8 +11558,9 @@ printf %s "checking for $LD option to reload object files... " >&6; }
 if test ${lt_cv_ld_reload_flag+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_ld_reload_flag='-r'
+else case e in #(
+  e) lt_cv_ld_reload_flag='-r' ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_reload_flag" >&5
 printf "%s\n" "$lt_cv_ld_reload_flag" >&6; }
@@ -11118,8 +11601,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_FILECMD+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$FILECMD"; then
+else case e in #(
+  e) if test -n "$FILECMD"; then
   ac_cv_prog_FILECMD="$FILECMD" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -11141,7 +11624,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 FILECMD=$ac_cv_prog_FILECMD
 if test -n "$FILECMD"; then
@@ -11163,8 +11647,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_FILECMD+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_FILECMD"; then
+else case e in #(
+  e) if test -n "$ac_ct_FILECMD"; then
   ac_cv_prog_ac_ct_FILECMD="$ac_ct_FILECMD" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -11186,7 +11670,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_FILECMD=$ac_cv_prog_ac_ct_FILECMD
 if test -n "$ac_ct_FILECMD"; then
@@ -11226,8 +11711,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_OBJDUMP+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$OBJDUMP"; then
+else case e in #(
+  e) if test -n "$OBJDUMP"; then
   ac_cv_prog_OBJDUMP="$OBJDUMP" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -11249,7 +11734,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 OBJDUMP=$ac_cv_prog_OBJDUMP
 if test -n "$OBJDUMP"; then
@@ -11271,8 +11757,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_OBJDUMP+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_OBJDUMP"; then
+else case e in #(
+  e) if test -n "$ac_ct_OBJDUMP"; then
   ac_cv_prog_ac_ct_OBJDUMP="$ac_ct_OBJDUMP" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -11294,7 +11780,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_OBJDUMP=$ac_cv_prog_ac_ct_OBJDUMP
 if test -n "$ac_ct_OBJDUMP"; then
@@ -11332,8 +11819,8 @@ printf %s "checking how to recognize dependent libraries... " >&6; }
 if test ${lt_cv_deplibs_check_method+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_file_magic_cmd='$MAGIC_CMD'
+else case e in #(
+  e) lt_cv_file_magic_cmd='$MAGIC_CMD'
 lt_cv_file_magic_test_file=
 lt_cv_deplibs_check_method='unknown'
 # Need to set the preceding variable on all platforms that support
@@ -11526,7 +12013,8 @@ os2*)
   lt_cv_deplibs_check_method=pass_all
   ;;
 esac
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_deplibs_check_method" >&5
 printf "%s\n" "$lt_cv_deplibs_check_method" >&6; }
@@ -11578,8 +12066,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_DLLTOOL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$DLLTOOL"; then
+else case e in #(
+  e) if test -n "$DLLTOOL"; then
   ac_cv_prog_DLLTOOL="$DLLTOOL" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -11601,7 +12089,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 DLLTOOL=$ac_cv_prog_DLLTOOL
 if test -n "$DLLTOOL"; then
@@ -11623,8 +12112,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_DLLTOOL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_DLLTOOL"; then
+else case e in #(
+  e) if test -n "$ac_ct_DLLTOOL"; then
   ac_cv_prog_ac_ct_DLLTOOL="$ac_ct_DLLTOOL" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -11646,7 +12135,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_DLLTOOL=$ac_cv_prog_ac_ct_DLLTOOL
 if test -n "$ac_ct_DLLTOOL"; then
@@ -11685,8 +12175,8 @@ printf %s "checking how to associate runtime and link libraries... " >&6; }
 if test ${lt_cv_sharedlib_from_linklib_cmd+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_sharedlib_from_linklib_cmd='unknown'
+else case e in #(
+  e) lt_cv_sharedlib_from_linklib_cmd='unknown'
 
 case $host_os in
 cygwin* | mingw* | pw32* | cegcc*)
@@ -11706,7 +12196,8 @@ cygwin* | mingw* | pw32* | cegcc*)
   lt_cv_sharedlib_from_linklib_cmd=$ECHO
   ;;
 esac
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_sharedlib_from_linklib_cmd" >&5
 printf "%s\n" "$lt_cv_sharedlib_from_linklib_cmd" >&6; }
@@ -11729,8 +12220,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_AR+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$AR"; then
+else case e in #(
+  e) if test -n "$AR"; then
   ac_cv_prog_AR="$AR" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -11752,7 +12243,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 AR=$ac_cv_prog_AR
 if test -n "$AR"; then
@@ -11778,8 +12270,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_AR+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_AR"; then
+else case e in #(
+  e) if test -n "$ac_ct_AR"; then
   ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -11801,7 +12293,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_AR=$ac_cv_prog_ac_ct_AR
 if test -n "$ac_ct_AR"; then
@@ -11863,8 +12356,8 @@ printf %s "checking for archiver @FILE support... " >&6; }
 if test ${lt_cv_ar_at_file+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_ar_at_file=no
+else case e in #(
+  e) lt_cv_ar_at_file=no
    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -11901,7 +12394,8 @@ then :
 
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+   ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ar_at_file" >&5
 printf "%s\n" "$lt_cv_ar_at_file" >&6; }
@@ -11926,8 +12420,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_STRIP+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$STRIP"; then
+else case e in #(
+  e) if test -n "$STRIP"; then
   ac_cv_prog_STRIP="$STRIP" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -11949,7 +12443,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 STRIP=$ac_cv_prog_STRIP
 if test -n "$STRIP"; then
@@ -11971,8 +12466,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_STRIP+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_STRIP"; then
+else case e in #(
+  e) if test -n "$ac_ct_STRIP"; then
   ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -11994,7 +12489,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP
 if test -n "$ac_ct_STRIP"; then
@@ -12035,8 +12531,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_RANLIB+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$RANLIB"; then
+else case e in #(
+  e) if test -n "$RANLIB"; then
   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -12058,7 +12554,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 RANLIB=$ac_cv_prog_RANLIB
 if test -n "$RANLIB"; then
@@ -12080,8 +12577,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_RANLIB+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_RANLIB"; then
+else case e in #(
+  e) if test -n "$ac_ct_RANLIB"; then
   ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -12103,7 +12600,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
 if test -n "$ac_ct_RANLIB"; then
@@ -12214,8 +12712,8 @@ printf %s "checking command to parse $NM output from $compiler object... " >&6;
 if test ${lt_cv_sys_global_symbol_pipe+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 # These are sane defaults that work on at least a few old systems.
 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
 
@@ -12470,7 +12968,8 @@ _LT_EOF
     lt_cv_sys_global_symbol_pipe=
   fi
 done
-
+ ;;
+esac
 fi
 
 if test -z "$lt_cv_sys_global_symbol_pipe"; then
@@ -12534,8 +13033,9 @@ printf %s "checking for sysroot... " >&6; }
 if test ${with_sysroot+y}
 then :
   withval=$with_sysroot;
-else $as_nop
-  with_sysroot=no
+else case e in #(
+  e) with_sysroot=no ;;
+esac
 fi
 
 
@@ -12570,8 +13070,8 @@ printf %s "checking for a working dd... " >&6; }
 if test ${ac_cv_path_lt_DD+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  printf 0123456789abcdef0123456789abcdef >conftest.i
+else case e in #(
+  e) printf 0123456789abcdef0123456789abcdef >conftest.i
 cat conftest.i conftest.i >conftest2.i
 : ${lt_DD:=$DD}
 if test -z "$lt_DD"; then
@@ -12607,7 +13107,8 @@ else
   ac_cv_path_lt_DD=$lt_DD
 fi
 
-rm -f conftest.i conftest2.i conftest.out
+rm -f conftest.i conftest2.i conftest.out ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_lt_DD" >&5
 printf "%s\n" "$ac_cv_path_lt_DD" >&6; }
@@ -12618,8 +13119,8 @@ printf %s "checking how to truncate binary pipes... " >&6; }
 if test ${lt_cv_truncate_bin+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  printf 0123456789abcdef0123456789abcdef >conftest.i
+else case e in #(
+  e) printf 0123456789abcdef0123456789abcdef >conftest.i
 cat conftest.i conftest.i >conftest2.i
 lt_cv_truncate_bin=
 if "$ac_cv_path_lt_DD" bs=32 count=1 <conftest2.i >conftest.out 2>/dev/null; then
@@ -12627,7 +13128,8 @@ if "$ac_cv_path_lt_DD" bs=32 count=1 <conftest2.i >conftest.out 2>/dev/null; the
   && lt_cv_truncate_bin="$ac_cv_path_lt_DD bs=4096 count=1"
 fi
 rm -f conftest.i conftest2.i conftest.out
-test -z "$lt_cv_truncate_bin" && lt_cv_truncate_bin="$SED -e 4q"
+test -z "$lt_cv_truncate_bin" && lt_cv_truncate_bin="$SED -e 4q" ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_truncate_bin" >&5
 printf "%s\n" "$lt_cv_truncate_bin" >&6; }
@@ -12758,7 +13260,7 @@ mips64*-*linux*)
   ;;
 
 x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
-s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
+s390*-*linux*|s390*-*tpf*|sparc*-*linux*|x86_64-gnu*)
   # Find out what ABI is being produced by ac_compile, and set linker
   # options accordingly.  Note that the listed cases only cover the
   # situations where additional linker options are needed (such as when
@@ -12777,7 +13279,7 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
 	  x86_64-*kfreebsd*-gnu)
 	    LD="${LD-ld} -m elf_i386_fbsd"
 	    ;;
-	  x86_64-*linux*)
+	  x86_64-*linux*|x86_64-gnu*)
 	    case `$FILECMD conftest.o` in
 	      *x86-64*)
 		LD="${LD-ld} -m elf32_x86_64"
@@ -12806,7 +13308,7 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
 	  x86_64-*kfreebsd*-gnu)
 	    LD="${LD-ld} -m elf_x86_64_fbsd"
 	    ;;
-	  x86_64-*linux*)
+	  x86_64-*linux*|x86_64-gnu*)
 	    LD="${LD-ld} -m elf_x86_64"
 	    ;;
 	  powerpcle-*linux*)
@@ -12837,8 +13339,8 @@ printf %s "checking whether the C compiler needs -belf... " >&6; }
 if test ${lt_cv_cc_needs_belf+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_ext=c
+else case e in #(
+  e) ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
@@ -12858,8 +13360,9 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   lt_cv_cc_needs_belf=yes
-else $as_nop
-  lt_cv_cc_needs_belf=no
+else case e in #(
+  e) lt_cv_cc_needs_belf=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
@@ -12868,7 +13371,8 @@ ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_cc_needs_belf" >&5
 printf "%s\n" "$lt_cv_cc_needs_belf" >&6; }
@@ -12926,8 +13430,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_MANIFEST_TOOL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$MANIFEST_TOOL"; then
+else case e in #(
+  e) if test -n "$MANIFEST_TOOL"; then
   ac_cv_prog_MANIFEST_TOOL="$MANIFEST_TOOL" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -12949,7 +13453,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 MANIFEST_TOOL=$ac_cv_prog_MANIFEST_TOOL
 if test -n "$MANIFEST_TOOL"; then
@@ -12971,8 +13476,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_MANIFEST_TOOL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_MANIFEST_TOOL"; then
+else case e in #(
+  e) if test -n "$ac_ct_MANIFEST_TOOL"; then
   ac_cv_prog_ac_ct_MANIFEST_TOOL="$ac_ct_MANIFEST_TOOL" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -12994,7 +13499,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_MANIFEST_TOOL=$ac_cv_prog_ac_ct_MANIFEST_TOOL
 if test -n "$ac_ct_MANIFEST_TOOL"; then
@@ -13026,15 +13532,16 @@ printf %s "checking if $MANIFEST_TOOL is a manifest tool... " >&6; }
 if test ${lt_cv_path_mainfest_tool+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_path_mainfest_tool=no
+else case e in #(
+  e) lt_cv_path_mainfest_tool=no
   echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&5
   $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
   cat conftest.err >&5
   if $GREP 'Manifest Tool' conftest.out > /dev/null; then
     lt_cv_path_mainfest_tool=yes
   fi
-  rm -f conftest*
+  rm -f conftest* ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_mainfest_tool" >&5
 printf "%s\n" "$lt_cv_path_mainfest_tool" >&6; }
@@ -13057,8 +13564,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_DSYMUTIL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$DSYMUTIL"; then
+else case e in #(
+  e) if test -n "$DSYMUTIL"; then
   ac_cv_prog_DSYMUTIL="$DSYMUTIL" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13080,7 +13587,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 DSYMUTIL=$ac_cv_prog_DSYMUTIL
 if test -n "$DSYMUTIL"; then
@@ -13102,8 +13610,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_DSYMUTIL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_DSYMUTIL"; then
+else case e in #(
+  e) if test -n "$ac_ct_DSYMUTIL"; then
   ac_cv_prog_ac_ct_DSYMUTIL="$ac_ct_DSYMUTIL" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13125,7 +13633,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_DSYMUTIL=$ac_cv_prog_ac_ct_DSYMUTIL
 if test -n "$ac_ct_DSYMUTIL"; then
@@ -13159,8 +13668,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_NMEDIT+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$NMEDIT"; then
+else case e in #(
+  e) if test -n "$NMEDIT"; then
   ac_cv_prog_NMEDIT="$NMEDIT" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13182,7 +13691,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 NMEDIT=$ac_cv_prog_NMEDIT
 if test -n "$NMEDIT"; then
@@ -13204,8 +13714,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_NMEDIT+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_NMEDIT"; then
+else case e in #(
+  e) if test -n "$ac_ct_NMEDIT"; then
   ac_cv_prog_ac_ct_NMEDIT="$ac_ct_NMEDIT" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13227,7 +13737,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_NMEDIT=$ac_cv_prog_ac_ct_NMEDIT
 if test -n "$ac_ct_NMEDIT"; then
@@ -13261,8 +13772,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_LIPO+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$LIPO"; then
+else case e in #(
+  e) if test -n "$LIPO"; then
   ac_cv_prog_LIPO="$LIPO" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13284,7 +13795,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 LIPO=$ac_cv_prog_LIPO
 if test -n "$LIPO"; then
@@ -13306,8 +13818,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_LIPO+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_LIPO"; then
+else case e in #(
+  e) if test -n "$ac_ct_LIPO"; then
   ac_cv_prog_ac_ct_LIPO="$ac_ct_LIPO" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13329,7 +13841,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_LIPO=$ac_cv_prog_ac_ct_LIPO
 if test -n "$ac_ct_LIPO"; then
@@ -13363,8 +13876,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_OTOOL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$OTOOL"; then
+else case e in #(
+  e) if test -n "$OTOOL"; then
   ac_cv_prog_OTOOL="$OTOOL" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13386,7 +13899,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 OTOOL=$ac_cv_prog_OTOOL
 if test -n "$OTOOL"; then
@@ -13408,8 +13922,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_OTOOL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_OTOOL"; then
+else case e in #(
+  e) if test -n "$ac_ct_OTOOL"; then
   ac_cv_prog_ac_ct_OTOOL="$ac_ct_OTOOL" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13431,7 +13945,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_OTOOL=$ac_cv_prog_ac_ct_OTOOL
 if test -n "$ac_ct_OTOOL"; then
@@ -13465,8 +13980,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_OTOOL64+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$OTOOL64"; then
+else case e in #(
+  e) if test -n "$OTOOL64"; then
   ac_cv_prog_OTOOL64="$OTOOL64" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13488,7 +14003,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 OTOOL64=$ac_cv_prog_OTOOL64
 if test -n "$OTOOL64"; then
@@ -13510,8 +14026,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_OTOOL64+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_OTOOL64"; then
+else case e in #(
+  e) if test -n "$ac_ct_OTOOL64"; then
   ac_cv_prog_ac_ct_OTOOL64="$ac_ct_OTOOL64" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13533,7 +14049,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_OTOOL64=$ac_cv_prog_ac_ct_OTOOL64
 if test -n "$ac_ct_OTOOL64"; then
@@ -13590,8 +14107,8 @@ printf %s "checking for -single_module linker flag... " >&6; }
 if test ${lt_cv_apple_cc_single_mod+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_apple_cc_single_mod=no
+else case e in #(
+  e) lt_cv_apple_cc_single_mod=no
       if test -z "$LT_MULTI_MODULE"; then
 	# By default we will add the -single_module flag. You can override
 	# by either setting the environment variable LT_MULTI_MODULE
@@ -13617,7 +14134,8 @@ else $as_nop
 	fi
 	rm -rf libconftest.dylib*
 	rm -f conftest.*
-      fi
+      fi ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_apple_cc_single_mod" >&5
 printf "%s\n" "$lt_cv_apple_cc_single_mod" >&6; }
@@ -13627,8 +14145,8 @@ printf %s "checking for -exported_symbols_list linker flag... " >&6; }
 if test ${lt_cv_ld_exported_symbols_list+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_ld_exported_symbols_list=no
+else case e in #(
+  e) lt_cv_ld_exported_symbols_list=no
       save_LDFLAGS=$LDFLAGS
       echo "_main" > conftest.sym
       LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
@@ -13646,13 +14164,15 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   lt_cv_ld_exported_symbols_list=yes
-else $as_nop
-  lt_cv_ld_exported_symbols_list=no
+else case e in #(
+  e) lt_cv_ld_exported_symbols_list=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 	LDFLAGS=$save_LDFLAGS
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_exported_symbols_list" >&5
 printf "%s\n" "$lt_cv_ld_exported_symbols_list" >&6; }
@@ -13662,8 +14182,8 @@ printf %s "checking for -force_load linker flag... " >&6; }
 if test ${lt_cv_ld_force_load+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_ld_force_load=no
+else case e in #(
+  e) lt_cv_ld_force_load=no
       cat > conftest.c << _LT_EOF
 int forced_loaded() { return 2;}
 _LT_EOF
@@ -13688,7 +14208,8 @@ _LT_EOF
       fi
         rm -f conftest.err libconftest.a conftest conftest.c
         rm -rf conftest.dSYM
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_force_load" >&5
 printf "%s\n" "$lt_cv_ld_force_load" >&6; }
@@ -13782,8 +14303,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_AS+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$AS"; then
+else case e in #(
+  e) if test -n "$AS"; then
   ac_cv_prog_AS="$AS" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13805,7 +14326,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 AS=$ac_cv_prog_AS
 if test -n "$AS"; then
@@ -13827,8 +14349,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_AS+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_AS"; then
+else case e in #(
+  e) if test -n "$ac_ct_AS"; then
   ac_cv_prog_ac_ct_AS="$ac_ct_AS" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13850,7 +14372,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_AS=$ac_cv_prog_ac_ct_AS
 if test -n "$ac_ct_AS"; then
@@ -13884,8 +14407,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_DLLTOOL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$DLLTOOL"; then
+else case e in #(
+  e) if test -n "$DLLTOOL"; then
   ac_cv_prog_DLLTOOL="$DLLTOOL" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13907,7 +14430,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 DLLTOOL=$ac_cv_prog_DLLTOOL
 if test -n "$DLLTOOL"; then
@@ -13929,8 +14453,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_DLLTOOL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_DLLTOOL"; then
+else case e in #(
+  e) if test -n "$ac_ct_DLLTOOL"; then
   ac_cv_prog_ac_ct_DLLTOOL="$ac_ct_DLLTOOL" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -13952,7 +14476,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_DLLTOOL=$ac_cv_prog_ac_ct_DLLTOOL
 if test -n "$ac_ct_DLLTOOL"; then
@@ -13986,8 +14511,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_OBJDUMP+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$OBJDUMP"; then
+else case e in #(
+  e) if test -n "$OBJDUMP"; then
   ac_cv_prog_OBJDUMP="$OBJDUMP" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -14009,7 +14534,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 OBJDUMP=$ac_cv_prog_OBJDUMP
 if test -n "$OBJDUMP"; then
@@ -14031,8 +14557,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_OBJDUMP+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_OBJDUMP"; then
+else case e in #(
+  e) if test -n "$ac_ct_OBJDUMP"; then
   ac_cv_prog_ac_ct_OBJDUMP="$ac_ct_OBJDUMP" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -14054,7 +14580,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_OBJDUMP=$ac_cv_prog_ac_ct_OBJDUMP
 if test -n "$ac_ct_OBJDUMP"; then
@@ -14127,8 +14654,9 @@ then :
       IFS=$lt_save_ifs
       ;;
     esac
-else $as_nop
-  enable_shared=yes
+else case e in #(
+  e) enable_shared=yes ;;
+esac
 fi
 
 
@@ -14159,8 +14687,9 @@ then :
       IFS=$lt_save_ifs
       ;;
     esac
-else $as_nop
-  enable_static=yes
+else case e in #(
+  e) enable_static=yes ;;
+esac
 fi
 
 
@@ -14191,8 +14720,9 @@ then :
       IFS=$lt_save_ifs
       ;;
     esac
-else $as_nop
-  pic_mode=default
+else case e in #(
+  e) pic_mode=default ;;
+esac
 fi
 
 
@@ -14222,8 +14752,9 @@ then :
       IFS=$lt_save_ifs
       ;;
     esac
-else $as_nop
-  enable_fast_install=yes
+else case e in #(
+  e) enable_fast_install=yes ;;
+esac
 fi
 
 
@@ -14250,15 +14781,17 @@ then :
       ;;
     esac
     lt_cv_with_aix_soname=$with_aix_soname
-else $as_nop
-  if test ${lt_cv_with_aix_soname+y}
+else case e in #(
+  e) if test ${lt_cv_with_aix_soname+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_with_aix_soname=aix
+else case e in #(
+  e) lt_cv_with_aix_soname=aix ;;
+esac
 fi
 
-    with_aix_soname=$lt_cv_with_aix_soname
+    with_aix_soname=$lt_cv_with_aix_soname ;;
+esac
 fi
 
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $with_aix_soname" >&5
@@ -14349,8 +14882,8 @@ printf %s "checking for objdir... " >&6; }
 if test ${lt_cv_objdir+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  rm -f .libs 2>/dev/null
+else case e in #(
+  e) rm -f .libs 2>/dev/null
 mkdir .libs 2>/dev/null
 if test -d .libs; then
   lt_cv_objdir=.libs
@@ -14358,7 +14891,8 @@ else
   # MS-DOS does not allow filenames that begin with a dot.
   lt_cv_objdir=_libs
 fi
-rmdir .libs 2>/dev/null
+rmdir .libs 2>/dev/null ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_objdir" >&5
 printf "%s\n" "$lt_cv_objdir" >&6; }
@@ -14419,8 +14953,8 @@ printf %s "checking for ${ac_tool_prefix}file... " >&6; }
 if test ${lt_cv_path_MAGIC_CMD+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case $MAGIC_CMD in
+else case e in #(
+  e) case $MAGIC_CMD in
 [\\/*] |  ?:[\\/]*)
   lt_cv_path_MAGIC_CMD=$MAGIC_CMD # Let the user override the test with a path.
   ;;
@@ -14463,6 +14997,7 @@ _LT_EOF
   IFS=$lt_save_ifs
   MAGIC_CMD=$lt_save_MAGIC_CMD
   ;;
+esac ;;
 esac
 fi
 
@@ -14486,8 +15021,8 @@ printf %s "checking for file... " >&6; }
 if test ${lt_cv_path_MAGIC_CMD+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case $MAGIC_CMD in
+else case e in #(
+  e) case $MAGIC_CMD in
 [\\/*] |  ?:[\\/]*)
   lt_cv_path_MAGIC_CMD=$MAGIC_CMD # Let the user override the test with a path.
   ;;
@@ -14530,6 +15065,7 @@ _LT_EOF
   IFS=$lt_save_ifs
   MAGIC_CMD=$lt_save_MAGIC_CMD
   ;;
+esac ;;
 esac
 fi
 
@@ -14629,8 +15165,8 @@ printf %s "checking if $compiler supports -fno-rtti -fno-exceptions... " >&6; }
 if test ${lt_cv_prog_compiler_rtti_exceptions+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_prog_compiler_rtti_exceptions=no
+else case e in #(
+  e) lt_cv_prog_compiler_rtti_exceptions=no
    ac_outfile=conftest.$ac_objext
    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
    lt_compiler_flag="-fno-rtti -fno-exceptions"  ## exclude from sc_useless_quotes_in_assignment
@@ -14658,7 +15194,8 @@ else $as_nop
      fi
    fi
    $RM conftest*
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_rtti_exceptions" >&5
 printf "%s\n" "$lt_cv_prog_compiler_rtti_exceptions" >&6; }
@@ -15023,8 +15560,9 @@ printf %s "checking for $compiler option to produce PIC... " >&6; }
 if test ${lt_cv_prog_compiler_pic+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_prog_compiler_pic=$lt_prog_compiler_pic
+else case e in #(
+  e) lt_cv_prog_compiler_pic=$lt_prog_compiler_pic ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic" >&5
 printf "%s\n" "$lt_cv_prog_compiler_pic" >&6; }
@@ -15039,8 +15577,8 @@ printf %s "checking if $compiler PIC flag $lt_prog_compiler_pic works... " >&6;
 if test ${lt_cv_prog_compiler_pic_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_prog_compiler_pic_works=no
+else case e in #(
+  e) lt_cv_prog_compiler_pic_works=no
    ac_outfile=conftest.$ac_objext
    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
    lt_compiler_flag="$lt_prog_compiler_pic -DPIC"  ## exclude from sc_useless_quotes_in_assignment
@@ -15068,7 +15606,8 @@ else $as_nop
      fi
    fi
    $RM conftest*
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic_works" >&5
 printf "%s\n" "$lt_cv_prog_compiler_pic_works" >&6; }
@@ -15104,8 +15643,8 @@ printf %s "checking if $compiler static flag $lt_tmp_static_flag works... " >&6;
 if test ${lt_cv_prog_compiler_static_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_prog_compiler_static_works=no
+else case e in #(
+  e) lt_cv_prog_compiler_static_works=no
    save_LDFLAGS=$LDFLAGS
    LDFLAGS="$LDFLAGS $lt_tmp_static_flag"
    echo "$lt_simple_link_test_code" > conftest.$ac_ext
@@ -15126,7 +15665,8 @@ else $as_nop
    fi
    $RM -r conftest*
    LDFLAGS=$save_LDFLAGS
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_static_works" >&5
 printf "%s\n" "$lt_cv_prog_compiler_static_works" >&6; }
@@ -15148,8 +15688,8 @@ printf %s "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
 if test ${lt_cv_prog_compiler_c_o+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_prog_compiler_c_o=no
+else case e in #(
+  e) lt_cv_prog_compiler_c_o=no
    $RM -r conftest 2>/dev/null
    mkdir conftest
    cd conftest
@@ -15189,7 +15729,8 @@ else $as_nop
    cd ..
    $RM -r conftest
    $RM conftest*
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o" >&5
 printf "%s\n" "$lt_cv_prog_compiler_c_o" >&6; }
@@ -15204,8 +15745,8 @@ printf %s "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
 if test ${lt_cv_prog_compiler_c_o+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_prog_compiler_c_o=no
+else case e in #(
+  e) lt_cv_prog_compiler_c_o=no
    $RM -r conftest 2>/dev/null
    mkdir conftest
    cd conftest
@@ -15245,7 +15786,8 @@ else $as_nop
    cd ..
    $RM -r conftest
    $RM conftest*
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o" >&5
 printf "%s\n" "$lt_cv_prog_compiler_c_o" >&6; }
@@ -15840,8 +16382,8 @@ else
   if test ${lt_cv_aix_libpath_+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -15873,7 +16415,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
   if test -z "$lt_cv_aix_libpath_"; then
     lt_cv_aix_libpath_=/usr/lib:/lib
   fi
-
+   ;;
+esac
 fi
 
   aix_libpath=$lt_cv_aix_libpath_
@@ -15895,8 +16438,8 @@ else
   if test ${lt_cv_aix_libpath_+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -15928,7 +16471,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
   if test -z "$lt_cv_aix_libpath_"; then
     lt_cv_aix_libpath_=/usr/lib:/lib
   fi
-
+   ;;
+esac
 fi
 
   aix_libpath=$lt_cv_aix_libpath_
@@ -16179,8 +16723,8 @@ printf %s "checking if $CC understands -b... " >&6; }
 if test ${lt_cv_prog_compiler__b+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_prog_compiler__b=no
+else case e in #(
+  e) lt_cv_prog_compiler__b=no
    save_LDFLAGS=$LDFLAGS
    LDFLAGS="$LDFLAGS -b"
    echo "$lt_simple_link_test_code" > conftest.$ac_ext
@@ -16201,7 +16745,8 @@ else $as_nop
    fi
    $RM -r conftest*
    LDFLAGS=$save_LDFLAGS
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler__b" >&5
 printf "%s\n" "$lt_cv_prog_compiler__b" >&6; }
@@ -16249,8 +16794,8 @@ printf %s "checking whether the $host_os linker accepts -exported_symbol... " >&
 if test ${lt_cv_irix_exported_symbol+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  save_LDFLAGS=$LDFLAGS
+else case e in #(
+  e) save_LDFLAGS=$LDFLAGS
 	   LDFLAGS="$LDFLAGS -shared $wl-exported_symbol ${wl}foo $wl-update_registry $wl/dev/null"
 	   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -16259,12 +16804,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   lt_cv_irix_exported_symbol=yes
-else $as_nop
-  lt_cv_irix_exported_symbol=no
+else case e in #(
+  e) lt_cv_irix_exported_symbol=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-           LDFLAGS=$save_LDFLAGS
+           LDFLAGS=$save_LDFLAGS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_irix_exported_symbol" >&5
 printf "%s\n" "$lt_cv_irix_exported_symbol" >&6; }
@@ -16590,8 +17137,8 @@ printf %s "checking whether -lc should be explicitly linked in... " >&6; }
 if test ${lt_cv_archive_cmds_need_lc+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  $RM conftest*
+else case e in #(
+  e) $RM conftest*
 	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
 
 	if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
@@ -16627,7 +17174,8 @@ else $as_nop
 	  cat conftest.err 1>&5
 	fi
 	$RM conftest*
-
+	 ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_archive_cmds_need_lc" >&5
 printf "%s\n" "$lt_cv_archive_cmds_need_lc" >&6; }
@@ -17323,7 +17871,7 @@ linux*android*)
   version_type=none # Android doesn't support versioned libraries.
   need_lib_prefix=no
   need_version=no
-  library_names_spec='$libname$release$shared_ext'
+  library_names_spec='$libname$release$shared_ext $libname$shared_ext'
   soname_spec='$libname$release$shared_ext'
   finish_cmds=
   shlibpath_var=LD_LIBRARY_PATH
@@ -17335,8 +17883,9 @@ linux*android*)
   hardcode_into_libs=yes
 
   dynamic_linker='Android linker'
-  # Don't embed -rpath directories since the linker doesn't support them.
-  hardcode_libdir_flag_spec='-L$libdir'
+  # -rpath works at least for libraries that are not overridden by
+  # libraries installed in system locations.
+  hardcode_libdir_flag_spec='$wl-rpath $wl$libdir'
   ;;
 
 # This must be glibc/ELF.
@@ -17354,8 +17903,8 @@ linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
   if test ${lt_cv_shlibpath_overrides_runpath+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  lt_cv_shlibpath_overrides_runpath=no
+else case e in #(
+  e) lt_cv_shlibpath_overrides_runpath=no
     save_LDFLAGS=$LDFLAGS
     save_libdir=$libdir
     eval "libdir=/foo; wl=\"$lt_prog_compiler_wl\"; \
@@ -17382,7 +17931,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
     LDFLAGS=$save_LDFLAGS
     libdir=$save_libdir
-
+     ;;
+esac
 fi
 
   shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
@@ -17807,16 +18357,22 @@ printf %s "checking for dlopen in -ldl... " >&6; }
 if test ${ac_cv_lib_dl_dlopen+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldl  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char dlopen ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dlopen (void);
 int
 main (void)
 {
@@ -17828,24 +18384,27 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_dl_dlopen=yes
-else $as_nop
-  ac_cv_lib_dl_dlopen=no
+else case e in #(
+  e) ac_cv_lib_dl_dlopen=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
 printf "%s\n" "$ac_cv_lib_dl_dlopen" >&6; }
 if test "x$ac_cv_lib_dl_dlopen" = xyes
 then :
   lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl
-else $as_nop
-
+else case e in #(
+  e)
     lt_cv_dlopen=dyld
     lt_cv_dlopen_libs=
     lt_cv_dlopen_self=yes
-
+     ;;
+esac
 fi
 
     ;;
@@ -17863,22 +18422,28 @@ fi
 if test "x$ac_cv_func_shl_load" = xyes
 then :
   lt_cv_dlopen=shl_load
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
 printf %s "checking for shl_load in -ldld... " >&6; }
 if test ${ac_cv_lib_dld_shl_load+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldld  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char shl_load ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char shl_load (void);
 int
 main (void)
 {
@@ -17890,39 +18455,47 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_dld_shl_load=yes
-else $as_nop
-  ac_cv_lib_dld_shl_load=no
+else case e in #(
+  e) ac_cv_lib_dld_shl_load=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
 printf "%s\n" "$ac_cv_lib_dld_shl_load" >&6; }
 if test "x$ac_cv_lib_dld_shl_load" = xyes
 then :
   lt_cv_dlopen=shl_load lt_cv_dlopen_libs=-ldld
-else $as_nop
-  ac_fn_c_check_func "$LINENO" "dlopen" "ac_cv_func_dlopen"
+else case e in #(
+  e) ac_fn_c_check_func "$LINENO" "dlopen" "ac_cv_func_dlopen"
 if test "x$ac_cv_func_dlopen" = xyes
 then :
   lt_cv_dlopen=dlopen
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
 printf %s "checking for dlopen in -ldl... " >&6; }
 if test ${ac_cv_lib_dl_dlopen+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldl  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char dlopen ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dlopen (void);
 int
 main (void)
 {
@@ -17934,34 +18507,42 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_dl_dlopen=yes
-else $as_nop
-  ac_cv_lib_dl_dlopen=no
+else case e in #(
+  e) ac_cv_lib_dl_dlopen=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
 printf "%s\n" "$ac_cv_lib_dl_dlopen" >&6; }
 if test "x$ac_cv_lib_dl_dlopen" = xyes
 then :
   lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlopen in -lsvld" >&5
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlopen in -lsvld" >&5
 printf %s "checking for dlopen in -lsvld... " >&6; }
 if test ${ac_cv_lib_svld_dlopen+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsvld  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char dlopen ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dlopen (void);
 int
 main (void)
 {
@@ -17973,34 +18554,42 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_svld_dlopen=yes
-else $as_nop
-  ac_cv_lib_svld_dlopen=no
+else case e in #(
+  e) ac_cv_lib_svld_dlopen=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_svld_dlopen" >&5
 printf "%s\n" "$ac_cv_lib_svld_dlopen" >&6; }
 if test "x$ac_cv_lib_svld_dlopen" = xyes
 then :
   lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-lsvld
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dld_link in -ldld" >&5
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dld_link in -ldld" >&5
 printf %s "checking for dld_link in -ldld... " >&6; }
 if test ${ac_cv_lib_dld_dld_link+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldld  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char dld_link ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dld_link (void);
 int
 main (void)
 {
@@ -18012,12 +18601,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_dld_dld_link=yes
-else $as_nop
-  ac_cv_lib_dld_dld_link=no
+else case e in #(
+  e) ac_cv_lib_dld_dld_link=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_dld_link" >&5
 printf "%s\n" "$ac_cv_lib_dld_dld_link" >&6; }
@@ -18026,19 +18617,24 @@ then :
   lt_cv_dlopen=dld_link lt_cv_dlopen_libs=-ldld
 fi
 
-
+	       ;;
+esac
 fi
 
-
+	     ;;
+esac
 fi
 
-
+	   ;;
+esac
 fi
 
-
+	 ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 
     ;;
@@ -18066,8 +18662,8 @@ printf %s "checking whether a program can dlopen itself... " >&6; }
 if test ${lt_cv_dlopen_self+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  	  if test yes = "$cross_compiling"; then :
+else case e in #(
+  e) 	  if test yes = "$cross_compiling"; then :
   lt_cv_dlopen_self=cross
 else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
@@ -18161,7 +18757,8 @@ _LT_EOF
 fi
 rm -fr conftest*
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_dlopen_self" >&5
 printf "%s\n" "$lt_cv_dlopen_self" >&6; }
@@ -18173,8 +18770,8 @@ printf %s "checking whether a statically linked program can dlopen itself... " >
 if test ${lt_cv_dlopen_self_static+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  	  if test yes = "$cross_compiling"; then :
+else case e in #(
+  e) 	  if test yes = "$cross_compiling"; then :
   lt_cv_dlopen_self_static=cross
 else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
@@ -18268,7 +18865,8 @@ _LT_EOF
 fi
 rm -fr conftest*
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_dlopen_self_static" >&5
 printf "%s\n" "$lt_cv_dlopen_self_static" >&6; }
@@ -18443,8 +19041,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_RC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$RC"; then
+else case e in #(
+  e) if test -n "$RC"; then
   ac_cv_prog_RC="$RC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -18466,7 +19064,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 RC=$ac_cv_prog_RC
 if test -n "$RC"; then
@@ -18488,8 +19087,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_RC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_RC"; then
+else case e in #(
+  e) if test -n "$ac_ct_RC"; then
   ac_cv_prog_ac_ct_RC="$ac_ct_RC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -18511,7 +19110,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_RC=$ac_cv_prog_ac_ct_RC
 if test -n "$ac_ct_RC"; then
@@ -18617,7 +19217,7 @@ CFLAGS=$lt_save_CFLAGS
 
 
 case "$host_os" in
-  mingw* | cygwin*) is_woe32=yes ;;
+  mingw* | windows* | cygwin*) is_woe32=yes ;;
   *) is_woe32=no ;;
 esac
  if test $is_woe32 = yes; then
@@ -18639,6 +19239,8 @@ fi
 
 
 
+
+
                         # Check whether --enable-cross-guesses was given.
 if test ${enable_cross_guesses+y}
 then :
@@ -18648,8 +19250,9 @@ printf "%s\n" "$as_me: WARNING: invalid argument supplied to --enable-cross-gues
        enableval=conservative
      fi
      gl_cross_guesses="$enableval"
-else $as_nop
-  gl_cross_guesses=conservative
+else case e in #(
+  e) gl_cross_guesses=conservative ;;
+esac
 fi
 
   if test $gl_cross_guesses = risky; then
@@ -18667,10 +19270,11 @@ ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default"
 if test "x$ac_cv_type_size_t" = xyes
 then :
 
-else $as_nop
-
+else case e in #(
+  e)
 printf "%s\n" "#define size_t unsigned int" >>confdefs.h
-
+ ;;
+esac
 fi
 
 # The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
@@ -18680,8 +19284,8 @@ printf %s "checking for working alloca.h... " >&6; }
 if test ${ac_cv_working_alloca_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <alloca.h>
 int
@@ -18696,11 +19300,13 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_working_alloca_h=yes
-else $as_nop
-  ac_cv_working_alloca_h=no
+else case e in #(
+  e) ac_cv_working_alloca_h=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext conftest.$ac_ext
+    conftest$ac_exeext conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_working_alloca_h" >&5
 printf "%s\n" "$ac_cv_working_alloca_h" >&6; }
@@ -18715,10 +19321,10 @@ printf %s "checking for alloca... " >&6; }
 if test ${ac_cv_func_alloca_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test $ac_cv_working_alloca_h = yes; then
-  ac_cv_func_alloca_works=yes
-else
+else case e in #(
+  e) ac_cv_func_alloca_works=$ac_cv_working_alloca_h
+if test "$ac_cv_func_alloca_works" != yes
+then :
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
@@ -18749,15 +19355,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_func_alloca_works=yes
-else $as_nop
-  ac_cv_func_alloca_works=no
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
+fi ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_alloca_works" >&5
 printf "%s\n" "$ac_cv_func_alloca_works" >&6; }
-fi
 
 if test $ac_cv_func_alloca_works = yes; then
 
@@ -18783,12 +19388,12 @@ printf %s "checking stack direction for C alloca... " >&6; }
 if test ${ac_cv_c_stack_direction+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   ac_cv_c_stack_direction=0
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
 int
@@ -18811,13 +19416,16 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   ac_cv_c_stack_direction=1
-else $as_nop
-  ac_cv_c_stack_direction=-1
+else case e in #(
+  e) ac_cv_c_stack_direction=-1 ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_stack_direction" >&5
 printf "%s\n" "$ac_cv_c_stack_direction" >&6; }
@@ -18831,8 +19439,8 @@ printf %s "checking for C/C++ restrict keyword... " >&6; }
 if test ${ac_cv_c_restrict+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_c_restrict=no
+else case e in #(
+  e) ac_cv_c_restrict=no
    # Put '__restrict__' first, to avoid problems with glibc and non-GCC; see:
    # https://lists.gnu.org/archive/html/bug-autoconf/2016-02/msg00006.html
    # Put 'restrict' last, because C++ lacks it.
@@ -18863,7 +19471,8 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
      test "$ac_cv_c_restrict" != no && break
    done
-
+   ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_restrict" >&5
 printf "%s\n" "$ac_cv_c_restrict" >&6; }
@@ -18883,8 +19492,8 @@ printf %s "checking whether the preprocessor supports include_next... " >&6; }
 if test ${gl_cv_have_include_next+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  rm -rf conftestd1a conftestd1b conftestd2
+else case e in #(
+  e) rm -rf conftestd1a conftestd1b conftestd2
      mkdir conftestd1a conftestd1b conftestd2
                                                   cat <<EOF > conftestd1a/conftest.h
 #define DEFINED_IN_CONFTESTD1
@@ -18911,8 +19520,8 @@ EOF
 #endif
 #define DEFINED_IN_CONFTESTD2
 EOF
-     gl_save_CPPFLAGS="$CPPFLAGS"
-     CPPFLAGS="$gl_save_CPPFLAGS -Iconftestd1b -Iconftestd2"
+     gl_saved_CPPFLAGS="$CPPFLAGS"
+     CPPFLAGS="$gl_saved_CPPFLAGS -Iconftestd1b -Iconftestd2"
      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <conftest.h>
@@ -18920,8 +19529,8 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_have_include_next=yes
-else $as_nop
-  CPPFLAGS="$gl_save_CPPFLAGS -Iconftestd1a -Iconftestd2"
+else case e in #(
+  e) CPPFLAGS="$gl_saved_CPPFLAGS -Iconftestd1a -Iconftestd2"
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <conftest.h>
@@ -18929,16 +19538,19 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_have_include_next=buggy
-else $as_nop
-  gl_cv_have_include_next=no
+else case e in #(
+  e) gl_cv_have_include_next=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+        ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-     CPPFLAGS="$gl_save_CPPFLAGS"
+     CPPFLAGS="$gl_saved_CPPFLAGS"
      rm -rf conftestd1a conftestd1b conftestd2
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_include_next" >&5
 printf "%s\n" "$gl_cv_have_include_next" >&6; }
@@ -18967,8 +19579,8 @@ printf %s "checking whether source code line length is unlimited... " >&6; }
 if test ${gl_cv_source_line_length_unlimited+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #ifdef __TANDEM
@@ -18977,15 +19589,17 @@ choke me
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "choke me" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "choke me" >/dev/null 2>&1
 then :
   gl_cv_source_line_length_unlimited=no
-else $as_nop
-  gl_cv_source_line_length_unlimited=yes
+else case e in #(
+  e) gl_cv_source_line_length_unlimited=yes ;;
+esac
 fi
 rm -rf conftest*
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_source_line_length_unlimited" >&5
 printf "%s\n" "$gl_cv_source_line_length_unlimited" >&6; }
@@ -18997,14 +19611,1730 @@ printf "%s\n" "$gl_cv_source_line_length_unlimited" >&6; }
 
 
 
+    HAVE_C32RTOMB=1;
+  HAVE_MBRTOC16=1;
+  HAVE_MBRTOC32=1;
+  REPLACE_C32RTOMB=0;
+  REPLACE_MBRTOC16=0;
+  REPLACE_MBRTOC32=0;
+
+
+
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether char8_t is correctly defined" >&5
+printf %s "checking whether char8_t is correctly defined... " >&6; }
+if test ${gl_cv_type_char8_t_works+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+          #ifdef __HAIKU__
+           #include <stdint.h>
+          #endif
+          #include <uchar.h>
+          int verify[(char8_t)(-1) >= 0 && sizeof (char8_t) == sizeof (unsigned char) ? 1 : -1];
+
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  gl_cv_type_char8_t_works=yes
+else case e in #(
+  e) gl_cv_type_char8_t_works=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_char8_t_works" >&5
+printf "%s\n" "$gl_cv_type_char8_t_works" >&6; }
+  if test $gl_cv_type_char8_t_works = no; then
+    GNULIBHEADERS_OVERRIDE_CHAR8_T=1
+  else
+    GNULIBHEADERS_OVERRIDE_CHAR8_T=0
+  fi
+
+
+
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether char16_t is correctly defined" >&5
+printf %s "checking whether char16_t is correctly defined... " >&6; }
+if test ${gl_cv_type_char16_t_works+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+          #ifdef __HAIKU__
+           #include <stdint.h>
+          #endif
+          #include <uchar.h>
+          /* For simplicity, assume that uint16_least_t is equivalent to
+             'unsigned short'.  */
+          int verify[(char16_t)(-1) >= 0 && sizeof (char16_t) == sizeof (unsigned short) ? 1 : -1];
+
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  gl_cv_type_char16_t_works=yes
+else case e in #(
+  e) gl_cv_type_char16_t_works=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_char16_t_works" >&5
+printf "%s\n" "$gl_cv_type_char16_t_works" >&6; }
+  if test $gl_cv_type_char16_t_works = no; then
+    GNULIBHEADERS_OVERRIDE_CHAR16_T=1
+  else
+    GNULIBHEADERS_OVERRIDE_CHAR16_T=0
+  fi
+
+
+
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether char32_t is correctly defined" >&5
+printf %s "checking whether char32_t is correctly defined... " >&6; }
+if test ${gl_cv_type_char32_t_works+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+          #ifdef __HAIKU__
+           #include <stdint.h>
+          #endif
+          #include <uchar.h>
+          /* For simplicity, assume that uint32_least_t is equivalent to
+             'unsigned int'.  */
+          int verify[(char32_t)(-1) >= 0 && sizeof (char32_t) == sizeof (unsigned int) ? 1 : -1];
+
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  gl_cv_type_char32_t_works=yes
+else case e in #(
+  e) gl_cv_type_char32_t_works=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_char32_t_works" >&5
+printf "%s\n" "$gl_cv_type_char32_t_works" >&6; }
+  if test $gl_cv_type_char32_t_works = no; then
+    GNULIBHEADERS_OVERRIDE_CHAR32_T=1
+  else
+    GNULIBHEADERS_OVERRIDE_CHAR32_T=0
+  fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+     if test $gl_cv_have_include_next = yes; then
+       gl_cv_next_uchar_h='<'uchar.h'>'
+     else
+       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of <uchar.h>" >&5
+printf %s "checking absolute name of <uchar.h>... " >&6; }
+if test ${gl_cv_next_uchar_h+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+             if test $ac_cv_header_uchar_h = yes; then
+
+
+
+
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <uchar.h>
+_ACEOF
+                case "$host_os" in
+    aix*) gl_absname_cpp="$ac_cpp -C" ;;
+    *)    gl_absname_cpp="$ac_cpp" ;;
+  esac
+
+  case "$host_os" in
+    mingw* | windows*)
+                                          gl_dirsep_regex='[/\\]'
+      ;;
+    *)
+      gl_dirsep_regex='\/'
+      ;;
+  esac
+      gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g'
+  gl_header_literal_regex=`echo 'uchar.h' \
+                           | sed -e "$gl_make_literal_regex_sed"`
+  gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{
+      s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/
+      s|^/[^/]|//&|
+      p
+      q
+    }'
+
+        gl_cv_absolute_uchar_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 |
+  sed -n "$gl_absolute_header_sed"`
+
+          gl_header=$gl_cv_absolute_uchar_h
+          gl_cv_next_uchar_h='"'$gl_header'"'
+          else
+               gl_cv_next_uchar_h='<'uchar.h'>'
+             fi
+
+          ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_uchar_h" >&5
+printf "%s\n" "$gl_cv_next_uchar_h" >&6; }
+     fi
+     NEXT_UCHAR_H=$gl_cv_next_uchar_h
+
+     if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then
+       # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next'
+       gl_next_as_first_directive='<'uchar.h'>'
+     else
+       # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include'
+       gl_next_as_first_directive=$gl_cv_next_uchar_h
+     fi
+     NEXT_AS_FIRST_DIRECTIVE_UCHAR_H=$gl_next_as_first_directive
+
+
+
+
+  if test $ac_cv_header_uchar_h = yes; then
+    HAVE_UCHAR_H=1
+  else
+    HAVE_UCHAR_H=0
+  fi
+
+
+
+
+
+
+
+  CXX_HAS_UCHAR_TYPES=0
+  if test $HAVE_UCHAR_H = 0; then
+    if test "$CXX" != no; then
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C++ compiler predefines the <uchar.h> types" >&5
+printf %s "checking whether the C++ compiler predefines the <uchar.h> types... " >&6; }
+if test ${gl_cv_cxx_has_uchar_types+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)                   cat > conftest.cpp <<\EOF
+#include <stddef.h>
+char16_t a;
+char32_t b;
+EOF
+         gl_command="$CXX $CXXFLAGS $CPPFLAGS -c conftest.cpp"
+         if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$gl_command\""; } >&5
+  (eval $gl_command) 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then
+           gl_cv_cxx_has_uchar_types=yes
+         else
+           gl_cv_cxx_has_uchar_types=no
+         fi
+         rm -fr conftest*
+         ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cxx_has_uchar_types" >&5
+printf "%s\n" "$gl_cv_cxx_has_uchar_types" >&6; }
+      if test $gl_cv_cxx_has_uchar_types = yes; then
+        CXX_HAS_UCHAR_TYPES=1
+      fi
+    fi
+  fi
+
+  CXX_HAS_CHAR8_TYPE=0
+  if test $HAVE_UCHAR_H = 0; then
+    if test "$CXX" != no; then
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C++ compiler predefines the char8_t types" >&5
+printf %s "checking whether the C++ compiler predefines the char8_t types... " >&6; }
+if test ${gl_cv_cxx_has_char8_type+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)                   cat > conftest.cpp <<\EOF
+#include <stddef.h>
+char8_t a;
+EOF
+         gl_command="$CXX $CXXFLAGS $CPPFLAGS -c conftest.cpp"
+         if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$gl_command\""; } >&5
+  (eval $gl_command) 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then
+           gl_cv_cxx_has_char8_type=yes
+         else
+           gl_cv_cxx_has_char8_type=no
+         fi
+         rm -fr conftest*
+         ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cxx_has_char8_type" >&5
+printf "%s\n" "$gl_cv_cxx_has_char8_type" >&6; }
+      if test $gl_cv_cxx_has_char8_type = yes; then
+        CXX_HAS_CHAR8_TYPE=1
+      fi
+    fi
+  fi
+
+
+
+
+  for gltype in wchar_t ; do
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for bit size of $gltype" >&5
+printf %s "checking for bit size of $gltype... " >&6; }
+if eval test \${gl_cv_bitsizeof_${gltype}+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result"        "
+  #include <stddef.h>
+  #include <signal.h>
+  #if HAVE_WCHAR_H
+  # include <wchar.h>
+  #endif
+
+#include <limits.h>"
+then :
+
+else case e in #(
+  e) result=unknown ;;
+esac
+fi
+
+       eval gl_cv_bitsizeof_${gltype}=\$result
+       ;;
+esac
+fi
+eval ac_res=\$gl_cv_bitsizeof_${gltype}
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
+    eval result=\$gl_cv_bitsizeof_${gltype}
+    if test $result = unknown; then
+                                                result=0
+    fi
+    GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'`
+    printf "%s\n" "#define BITSIZEOF_${GLTYPE} $result" >>confdefs.h
+
+    eval BITSIZEOF_${GLTYPE}=\$result
+  done
+
+
+  if test $BITSIZEOF_WCHAR_T -lt 32; then
+    SMALL_WCHAR_T=1
+  else
+    SMALL_WCHAR_T=0
+  fi
+
+
+
+
+
+
+
+    HAVE_BTOWC=1;
+  HAVE_MBSINIT=1;
+  HAVE_MBRTOWC=1;
+  HAVE_MBRLEN=1;
+  HAVE_MBSRTOWCS=1;
+  HAVE_MBSNRTOWCS=1;
+  HAVE_WCRTOMB=1;
+  HAVE_WCSRTOMBS=1;
+  HAVE_WCSNRTOMBS=1;
+  HAVE_WMEMCHR=1;
+  HAVE_WMEMCMP=1;
+  HAVE_WMEMCPY=1;
+  HAVE_WMEMMOVE=1;
+  HAVE_WMEMPCPY=1;
+  HAVE_WMEMSET=1;
+  HAVE_WCSLEN=1;
+  HAVE_WCSNLEN=1;
+  HAVE_WCSCPY=1;
+  HAVE_WCPCPY=1;
+  HAVE_WCSNCPY=1;
+  HAVE_WCPNCPY=1;
+  HAVE_WCSCAT=1;
+  HAVE_WCSNCAT=1;
+  HAVE_WCSCMP=1;
+  HAVE_WCSNCMP=1;
+  HAVE_WCSCASECMP=1;
+  HAVE_WCSNCASECMP=1;
+  HAVE_WCSCOLL=1;
+  HAVE_WCSXFRM=1;
+  HAVE_WCSDUP=1;
+  HAVE_WCSCHR=1;
+  HAVE_WCSRCHR=1;
+  HAVE_WCSCSPN=1;
+  HAVE_WCSSPN=1;
+  HAVE_WCSPBRK=1;
+  HAVE_WCSSTR=1;
+  HAVE_WCSTOK=1;
+  HAVE_WCSWIDTH=1;
+  HAVE_WCSFTIME=1;
+  HAVE_DECL_WCTOB=1;
+  HAVE_DECL_WCSDUP=1;
+  HAVE_DECL_WCWIDTH=1;
+  REPLACE_MBSTATE_T=0;
+  REPLACE_BTOWC=0;
+  REPLACE_WCTOB=0;
+  REPLACE_MBSINIT=0;
+  REPLACE_MBRTOWC=0;
+  REPLACE_MBRLEN=0;
+  REPLACE_MBSRTOWCS=0;
+  REPLACE_MBSNRTOWCS=0;
+  REPLACE_WCRTOMB=0;
+  REPLACE_WCSRTOMBS=0;
+  REPLACE_WCSNRTOMBS=0;
+  REPLACE_WCWIDTH=0;
+  REPLACE_WCSWIDTH=0;
+  REPLACE_WCSFTIME=0;
+  REPLACE_WCSCMP=0;
+  REPLACE_WCSNCMP=0;
+  REPLACE_WCSSTR=0;
+  REPLACE_WCSTOK=0;
+  REPLACE_WMEMCMP=0;
+  REPLACE_WMEMPCPY=0;
+
+
+
+   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for mbstate_t" >&5
+printf %s "checking for mbstate_t... " >&6; }
+if test ${ac_cv_type_mbstate_t+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_includes_default
+             #include <wchar.h>
+int
+main (void)
+{
+mbstate_t x; return sizeof x;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_type_mbstate_t=yes
+else case e in #(
+  e) ac_cv_type_mbstate_t=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_mbstate_t" >&5
+printf "%s\n" "$ac_cv_type_mbstate_t" >&6; }
+   if test $ac_cv_type_mbstate_t = yes; then
+
+printf "%s\n" "#define HAVE_MBSTATE_T 1" >>confdefs.h
+
+   else
+
+printf "%s\n" "#define mbstate_t int" >>confdefs.h
+
+   fi
+
+ac_func=
+for ac_item in $ac_func_c_list
+do
+  if test $ac_func; then
+    ac_fn_c_check_func "$LINENO" $ac_func ac_cv_func_$ac_func
+    if eval test \"x\$ac_cv_func_$ac_func\" = xyes; then
+      echo "#define $ac_item 1" >> confdefs.h
+    fi
+    ac_func=
+  else
+    ac_func=$ac_item
+  fi
+done
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nl_langinfo and CODESET" >&5
+printf %s "checking for nl_langinfo and CODESET... " >&6; }
+if test ${am_cv_langinfo_codeset+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <langinfo.h>
+int
+main (void)
+{
+char* cs = nl_langinfo(CODESET); return !cs;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  am_cv_langinfo_codeset=yes
+else case e in #(
+  e) am_cv_langinfo_codeset=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_langinfo_codeset" >&5
+printf "%s\n" "$am_cv_langinfo_codeset" >&6; }
+  if test $am_cv_langinfo_codeset = yes; then
+
+printf "%s\n" "#define HAVE_LANGINFO_CODESET 1" >>confdefs.h
+
+  fi
+
+
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional japanese locale" >&5
+printf %s "checking for a traditional japanese locale... " >&6; }
+if test ${gt_cv_locale_ja+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <locale.h>
+#include <time.h>
+#if HAVE_LANGINFO_CODESET
+# include <langinfo.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+struct tm t;
+char buf[16];
+int main ()
+{
+  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
+     imitates locale dependent behaviour by looking at the environment
+     variables, and all locales use the UTF-8 encoding.  */
+#if defined __BEOS__ || defined __HAIKU__
+  return 1;
+#else
+  /* Check whether the given locale name is recognized by the system.  */
+# if defined _WIN32 && !defined __CYGWIN__
+  /* On native Windows, setlocale(category, "") looks at the system settings,
+     not at the environment variables.  Also, when an encoding suffix such
+     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
+     category of the locale to "C".  */
+  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
+      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
+    return 1;
+# else
+  if (setlocale (LC_ALL, "") == NULL) return 1;
+# endif
+  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
+     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
+     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
+     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
+     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
+     some unit tests fail.
+     On MirBSD 10, when an unsupported locale is specified, setlocale()
+     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
+# if HAVE_LANGINFO_CODESET
+  {
+    const char *cs = nl_langinfo (CODESET);
+    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
+        || strcmp (cs, "UTF-8") == 0)
+      return 1;
+  }
+# endif
+# ifdef __CYGWIN__
+  /* On Cygwin, avoid locale names without encoding suffix, because the
+     locale_charset() function relies on the encoding suffix.  Note that
+     LC_ALL is set on the command line.  */
+  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
+# endif
+  /* Check whether MB_CUR_MAX is > 1.  This excludes the dysfunctional locales
+     on Cygwin 1.5.x.  */
+  if (MB_CUR_MAX == 1)
+    return 1;
+  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
+     This excludes the UTF-8 encoding (except on MirBSD).  */
+  {
+    const char *p;
+    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
+    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
+    for (p = buf; *p != '\0'; p++)
+      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
+        return 1;
+  }
+  return 0;
+#endif
+}
+
+_ACEOF
+    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && test -s conftest$ac_exeext; then
+      case "$host_os" in
+        # Handle native Windows specially, because there setlocale() interprets
+        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
+        # "fr" or "fra" as "French" or "French_France.1252",
+        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
+        # "ja" as "Japanese" or "Japanese_Japan.932",
+        # and similar.
+        mingw* | windows*)
+          # Note that on native Windows, the Japanese locale is
+          # Japanese_Japan.932, and CP932 is very different from EUC-JP, so we
+          # cannot use it here.
+          gt_cv_locale_ja=none
+          ;;
+        *)
+          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
+          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
+          # configure script would override the LC_ALL setting. Likewise for
+          # LC_CTYPE, which is also set at the beginning of the configure script.
+          # Test for the AIX locale name.
+          if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+            gt_cv_locale_ja=ja_JP
+          else
+            # Test for the locale name with explicit encoding suffix.
+            if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+              gt_cv_locale_ja=ja_JP.EUC-JP
+            else
+              # Test for the HP-UX, OSF/1, NetBSD locale name.
+              if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+                gt_cv_locale_ja=ja_JP.eucJP
+              else
+                # Test for the IRIX, FreeBSD locale name.
+                if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+                  gt_cv_locale_ja=ja_JP.EUC
+                else
+                  # Test for the Solaris 7 locale name.
+                  if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+                    gt_cv_locale_ja=ja
+                  else
+                    # Special test for NetBSD 1.6.
+                    if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then
+                      gt_cv_locale_ja=ja_JP.eucJP
+                    else
+                      # None found.
+                      gt_cv_locale_ja=none
+                    fi
+                  fi
+                fi
+              fi
+            fi
+          fi
+          ;;
+      esac
+    fi
+    rm -fr conftest*
+   ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5
+printf "%s\n" "$gt_cv_locale_ja" >&6; }
+  LOCALE_JA=$gt_cv_locale_ja
+  case $LOCALE_JA in #(
+    '' | *[[:space:]\"\$\'*[]*)
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: invalid locale \"$LOCALE_JA\"; assuming \"none\"" >&5
+printf "%s\n" "$as_me: WARNING: invalid locale \"$LOCALE_JA\"; assuming \"none\"" >&2;}
+      LOCALE_JA=none;;
+  esac
+
+
+
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
+printf %s "checking for a french Unicode locale... " >&6; }
+if test ${gt_cv_locale_fr_utf8+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+    case "$host_os" in
+      *-musl* | midipix*)
+                                        gt_cv_locale_fr_utf8=fr_FR.UTF-8
+        ;;
+      *)
+        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <locale.h>
+#include <time.h>
+#if HAVE_LANGINFO_CODESET
+# include <langinfo.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+struct tm t;
+char buf[16];
+int main () {
+  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
+     imitates locale dependent behaviour by looking at the environment
+     variables, and all locales use the UTF-8 encoding.  */
+#if !(defined __BEOS__ || defined __HAIKU__)
+  /* Check whether the given locale name is recognized by the system.  */
+# if defined _WIN32 && !defined __CYGWIN__
+  /* On native Windows, setlocale(category, "") looks at the system settings,
+     not at the environment variables.  Also, when an encoding suffix such
+     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
+     category of the locale to "C".  */
+  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
+      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
+    return 1;
+# else
+  if (setlocale (LC_ALL, "") == NULL) return 1;
+# endif
+  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
+     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
+     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
+     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
+     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
+     some unit tests fail.  */
+# if HAVE_LANGINFO_CODESET
+  {
+    const char *cs = nl_langinfo (CODESET);
+    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
+      return 1;
+  }
+# endif
+# ifdef __CYGWIN__
+  /* On Cygwin, avoid locale names without encoding suffix, because the
+     locale_charset() function relies on the encoding suffix.  Note that
+     LC_ALL is set on the command line.  */
+  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
+# endif
+  /* Check whether in the abbreviation of the second month, the second
+     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
+     two bytes long, with UTF-8 encoding.  */
+  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
+  if (strftime (buf, sizeof (buf), "%b", &t) < 4
+      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
+    return 1;
+#endif
+#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
+  /* Check whether the decimal separator is a comma.
+     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
+     are nl_langinfo(RADIXCHAR) are both ".".  */
+  if (localeconv () ->decimal_point[0] != ',') return 1;
+#endif
+  return 0;
+}
+
+_ACEOF
+        if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && test -s conftest$ac_exeext; then
+          case "$host_os" in
+            # Handle native Windows specially, because there setlocale() interprets
+            # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
+            # "fr" or "fra" as "French" or "French_France.1252",
+            # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
+            # "ja" as "Japanese" or "Japanese_Japan.932",
+            # and similar.
+            mingw* | windows*)
+              # Test for the hypothetical native Windows locale name.
+              if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+                gt_cv_locale_fr_utf8=French_France.65001
+              else
+                # None found.
+                gt_cv_locale_fr_utf8=none
+              fi
+              ;;
+            *)
+              # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
+              # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
+              # configure script would override the LC_ALL setting. Likewise for
+              # LC_CTYPE, which is also set at the beginning of the configure script.
+              # Test for the usual locale name.
+              if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+                gt_cv_locale_fr_utf8=fr_FR
+              else
+                # Test for the locale name with explicit encoding suffix.
+                if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+                  gt_cv_locale_fr_utf8=fr_FR.UTF-8
+                else
+                  # Test for the Solaris 7 locale name.
+                  if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+                    gt_cv_locale_fr_utf8=fr.UTF-8
+                  else
+                    # None found.
+                    gt_cv_locale_fr_utf8=none
+                  fi
+                fi
+              fi
+              ;;
+          esac
+        fi
+        rm -fr conftest*
+        ;;
+    esac
+   ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
+printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
+  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
+  case $LOCALE_FR_UTF8 in #(
+    '' | *[[:space:]\"\$\'*[]*)
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: invalid locale \"$LOCALE_FR_UTF8\"; assuming \"none\"" >&5
+printf "%s\n" "$as_me: WARNING: invalid locale \"$LOCALE_FR_UTF8\"; assuming \"none\"" >&2;}
+      LOCALE_FR_UTF8=none;;
+  esac
+
+
+      case "$host_os" in
+    *-musl* | midipix*)
+                  LC_COLLATE_IMPLEMENTED=false
+      LC_NUMERIC_IMPLEMENTED=false
+      LC_TIME_IMPLEMENTED=false
+      LC_MONETARY_IMPLEMENTED=false
+      ;;
+    *)
+      LC_COLLATE_IMPLEMENTED=true
+      LC_NUMERIC_IMPLEMENTED=true
+      LC_TIME_IMPLEMENTED=true
+      LC_MONETARY_IMPLEMENTED=true
+      ;;
+  esac
+
+
+
+
+
+
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5
+printf %s "checking for a transitional chinese locale... " >&6; }
+if test ${gt_cv_locale_zh_CN+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <locale.h>
+#include <stdlib.h>
+#include <time.h>
+#if HAVE_LANGINFO_CODESET
+# include <langinfo.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+struct tm t;
+char buf[16];
+int main ()
+{
+  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
+     imitates locale dependent behaviour by looking at the environment
+     variables, and all locales use the UTF-8 encoding.  */
+#if defined __BEOS__ || defined __HAIKU__
+  return 1;
+#else
+  /* Check whether the given locale name is recognized by the system.  */
+# if defined _WIN32 && !defined __CYGWIN__
+  /* On native Windows, setlocale(category, "") looks at the system settings,
+     not at the environment variables.  Also, when an encoding suffix such
+     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
+     category of the locale to "C".  */
+  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
+      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
+    return 1;
+# else
+  if (setlocale (LC_ALL, "") == NULL) return 1;
+# endif
+  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
+     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
+     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
+     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
+     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
+     some unit tests fail.
+     On MirBSD 10, when an unsupported locale is specified, setlocale()
+     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
+# if HAVE_LANGINFO_CODESET
+  {
+    const char *cs = nl_langinfo (CODESET);
+    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
+        || strcmp (cs, "UTF-8") == 0)
+      return 1;
+  }
+# endif
+# ifdef __CYGWIN__
+  /* On Cygwin, avoid locale names without encoding suffix, because the
+     locale_charset() function relies on the encoding suffix.  Note that
+     LC_ALL is set on the command line.  */
+  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
+# endif
+  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
+     This excludes the UTF-8 encoding (except on MirBSD).  */
+  {
+    const char *p;
+    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
+    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
+    for (p = buf; *p != '\0'; p++)
+      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
+        return 1;
+  }
+  /* Check whether a typical GB18030 multibyte sequence is recognized as a
+     single wide character.  This excludes the GB2312 and GBK encodings.  */
+  if (mblen ("\203\062\332\066", 5) != 4)
+    return 1;
+  return 0;
+#endif
+}
+
+_ACEOF
+    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && test -s conftest$ac_exeext; then
+      case "$host_os" in
+        # Handle native Windows specially, because there setlocale() interprets
+        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
+        # "fr" or "fra" as "French" or "French_France.1252",
+        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
+        # "ja" as "Japanese" or "Japanese_Japan.932",
+        # and similar.
+        mingw* | windows*)
+          # Test for the hypothetical native Windows locale name.
+          if (LC_ALL=Chinese_China.54936 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+            gt_cv_locale_zh_CN=Chinese_China.54936
+          else
+            # None found.
+            gt_cv_locale_zh_CN=none
+          fi
+          ;;
+        solaris2.8)
+          # On Solaris 8, the locales zh_CN.GB18030, zh_CN.GBK, zh.GBK are
+          # broken. One witness is the test case in gl_MBRTOWC_SANITYCHECK.
+          # Another witness is that "LC_ALL=zh_CN.GB18030 bash -c true" dumps core.
+          gt_cv_locale_zh_CN=none
+          ;;
+        *)
+          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
+          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
+          # configure script would override the LC_ALL setting. Likewise for
+          # LC_CTYPE, which is also set at the beginning of the configure script.
+          # Test for the locale name without encoding suffix.
+          if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+            gt_cv_locale_zh_CN=zh_CN
+          else
+            # Test for the locale name with explicit encoding suffix.
+            if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+              gt_cv_locale_zh_CN=zh_CN.GB18030
+            else
+              # None found.
+              gt_cv_locale_zh_CN=none
+            fi
+          fi
+          ;;
+      esac
+    else
+      # If there was a link error, due to mblen(), the system is so old that
+      # it certainly doesn't have a chinese locale.
+      gt_cv_locale_zh_CN=none
+    fi
+    rm -fr conftest*
+   ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5
+printf "%s\n" "$gt_cv_locale_zh_CN" >&6; }
+  LOCALE_ZH_CN=$gt_cv_locale_zh_CN
+  case $LOCALE_ZH_CN in #(
+    '' | *[[:space:]\"\$\'*[]*)
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: invalid locale \"$LOCALE_ZH_CN\"; assuming \"none\"" >&5
+printf "%s\n" "$as_me: WARNING: invalid locale \"$LOCALE_ZH_CN\"; assuming \"none\"" >&2;}
+      LOCALE_ZH_CN=none;;
+  esac
+
+
+
+
+
+
+
+
+
+        if case "$host_os" in
+       mingw* | windows*) true ;;
+       *) test $ac_cv_func_mbsinit = yes ;;
+     esac \
+    && test $ac_cv_func_mbrtowc = yes; then
+
+
+
+
+     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc handles incomplete characters" >&5
+printf %s "checking whether mbrtowc handles incomplete characters... " >&6; }
+if test ${gl_cv_func_mbrtowc_incomplete_state+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+                  case "$host_os" in
+                     # Guess no on AIX and OSF/1.
+        aix* | osf*) gl_cv_func_mbrtowc_incomplete_state="guessing no" ;;
+                     # Guess yes otherwise.
+        *)           gl_cv_func_mbrtowc_incomplete_state="guessing yes" ;;
+      esac
+      if test $LOCALE_JA != none; then
+        if test "$cross_compiling" = yes
+then :
+  :
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <locale.h>
+#include <string.h>
+#include <wchar.h>
+int main ()
+{
+  if (setlocale (LC_ALL, "$LOCALE_JA") != NULL)
+    {
+      const char input[] = "B\217\253\344\217\251\316er"; /* "Büßer" */
+      mbstate_t state;
+      wchar_t wc;
+
+      memset (&state, '\0', sizeof (mbstate_t));
+      if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2))
+        if (mbsinit (&state))
+          return 2;
+    }
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_func_mbrtowc_incomplete_state=yes
+else case e in #(
+  e) gl_cv_func_mbrtowc_incomplete_state=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+      else
+        if test $LOCALE_FR_UTF8 != none; then
+          if test "$cross_compiling" = yes
+then :
+  :
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <locale.h>
+#include <string.h>
+#include <wchar.h>
+int main ()
+{
+  if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
+    {
+      const char input[] = "B\303\274\303\237er"; /* "Büßer" */
+      mbstate_t state;
+      wchar_t wc;
+
+      memset (&state, '\0', sizeof (mbstate_t));
+      if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2))
+        if (mbsinit (&state))
+          return 2;
+    }
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_func_mbrtowc_incomplete_state=yes
+else case e in #(
+  e) gl_cv_func_mbrtowc_incomplete_state=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+        fi
+      fi
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_incomplete_state" >&5
+printf "%s\n" "$gl_cv_func_mbrtowc_incomplete_state" >&6; }
+
+
+
+
+     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc works as well as mbtowc" >&5
+printf %s "checking whether mbrtowc works as well as mbtowc... " >&6; }
+if test ${gl_cv_func_mbrtowc_sanitycheck+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+                  case "$host_os" in
+                    # Guess no on Solaris 8.
+        solaris2.8) gl_cv_func_mbrtowc_sanitycheck="guessing no" ;;
+                    # Guess yes otherwise.
+        *)          gl_cv_func_mbrtowc_sanitycheck="guessing yes" ;;
+      esac
+      if test $LOCALE_ZH_CN != none; then
+        if test "$cross_compiling" = yes
+then :
+  :
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <locale.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+int main ()
+{
+  /* This fails on Solaris 8:
+     mbrtowc returns 2, and sets wc to 0x00F0.
+     mbtowc returns 4 (correct) and sets wc to 0x5EDC.  */
+  if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
+    {
+      char input[] = "B\250\271\201\060\211\070er"; /* "Büßer" */
+      mbstate_t state;
+      wchar_t wc;
+
+      memset (&state, '\0', sizeof (mbstate_t));
+      if (mbrtowc (&wc, input + 3, 6, &state) != 4
+          && mbtowc (&wc, input + 3, 6) == 4)
+        return 2;
+    }
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_func_mbrtowc_sanitycheck=yes
+else case e in #(
+  e) gl_cv_func_mbrtowc_sanitycheck=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+      fi
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_sanitycheck" >&5
+printf "%s\n" "$gl_cv_func_mbrtowc_sanitycheck" >&6; }
+
+    REPLACE_MBSTATE_T=0
+    case "$gl_cv_func_mbrtowc_incomplete_state" in
+      *yes) ;;
+      *) REPLACE_MBSTATE_T=1 ;;
+    esac
+    case "$gl_cv_func_mbrtowc_sanitycheck" in
+      *yes) ;;
+      *) REPLACE_MBSTATE_T=1 ;;
+    esac
+  else
+    REPLACE_MBSTATE_T=1
+  fi
+
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC options needed to detect all undeclared functions" >&5
+printf %s "checking for $CC options needed to detect all undeclared functions... " >&6; }
+if test ${ac_cv_c_undeclared_builtin_options+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_save_CFLAGS=$CFLAGS
+   ac_cv_c_undeclared_builtin_options='cannot detect'
+   for ac_arg in '' -fno-builtin; do
+     CFLAGS="$ac_save_CFLAGS $ac_arg"
+     # This test program should *not* compile successfully.
+     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main (void)
+{
+(void) strchr;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+
+else case e in #(
+  e) # This test program should compile successfully.
+        # No library function is consistently available on
+        # freestanding implementations, so test against a dummy
+        # declaration.  Include always-available headers on the
+        # off chance that they somehow elicit warnings.
+        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <float.h>
+#include <limits.h>
+#include <stdarg.h>
+#include <stddef.h>
+extern void ac_decl (int, char *);
+
+int
+main (void)
+{
+(void) ac_decl (0, (char *) 0);
+  (void) ac_decl;
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  if test x"$ac_arg" = x
+then :
+  ac_cv_c_undeclared_builtin_options='none needed'
+else case e in #(
+  e) ac_cv_c_undeclared_builtin_options=$ac_arg ;;
+esac
+fi
+          break
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    done
+    CFLAGS=$ac_save_CFLAGS
+   ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_undeclared_builtin_options" >&5
+printf "%s\n" "$ac_cv_c_undeclared_builtin_options" >&6; }
+  case $ac_cv_c_undeclared_builtin_options in #(
+  'cannot detect') :
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+as_fn_error $? "cannot make $CC report undeclared builtins
+See 'config.log' for more details" "$LINENO" 5; } ;; #(
+  'none needed') :
+    ac_c_undeclared_builtin_options='' ;; #(
+  *) :
+    ac_c_undeclared_builtin_options=$ac_cv_c_undeclared_builtin_options ;;
+esac
+
+
+    ac_fn_check_decl "$LINENO" "mbrtoc32" "ac_cv_have_decl_mbrtoc32" "#ifdef __HAIKU__
+       #include <stdint.h>
+      #endif
+      #include <uchar.h>
+
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_mbrtoc32" = xyes
+then :
+
+fi
+  if test $ac_cv_have_decl_mbrtoc32 = yes; then
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for mbrtoc32" >&5
+printf %s "checking for mbrtoc32... " >&6; }
+if test ${gl_cv_func_mbrtoc32+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdlib.h>
+              #ifdef __HAIKU__
+               #include <stdint.h>
+              #endif
+              #include <uchar.h>
+
+int
+main (void)
+{
+char32_t c;
+              return mbrtoc32 (&c, "", 1, NULL) == 0;
+
+  ;
+  return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  gl_cv_func_mbrtoc32=yes
+else case e in #(
+  e) gl_cv_func_mbrtoc32=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+       ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtoc32" >&5
+printf "%s\n" "$gl_cv_func_mbrtoc32" >&6; }
+  else
+    gl_cv_func_mbrtoc32=no
+  fi
+
+
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
+printf %s "checking for a traditional french locale... " >&6; }
+if test ${gt_cv_locale_fr+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <locale.h>
+#include <time.h>
+#if HAVE_LANGINFO_CODESET
+# include <langinfo.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+struct tm t;
+char buf[16];
+int main () {
+  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
+     imitates locale dependent behaviour by looking at the environment
+     variables, and all locales use the UTF-8 encoding.  */
+#if defined __BEOS__ || defined __HAIKU__
+  return 1;
+#else
+  /* Check whether the given locale name is recognized by the system.  */
+# if defined _WIN32 && !defined __CYGWIN__
+  /* On native Windows, setlocale(category, "") looks at the system settings,
+     not at the environment variables.  Also, when an encoding suffix such
+     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
+     category of the locale to "C".  */
+  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
+      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
+    return 1;
+# else
+  if (setlocale (LC_ALL, "") == NULL) return 1;
+# endif
+  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
+     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
+     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
+     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
+     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
+     some unit tests fail.
+     On MirBSD 10, when an unsupported locale is specified, setlocale()
+     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
+# if HAVE_LANGINFO_CODESET
+  {
+    const char *cs = nl_langinfo (CODESET);
+    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
+        || strcmp (cs, "UTF-8") == 0)
+      return 1;
+  }
+# endif
+# ifdef __CYGWIN__
+  /* On Cygwin, avoid locale names without encoding suffix, because the
+     locale_charset() function relies on the encoding suffix.  Note that
+     LC_ALL is set on the command line.  */
+  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
+# endif
+  /* Check whether in the abbreviation of the second month, the second
+     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
+     one byte long. This excludes the UTF-8 encoding.  */
+  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
+  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
+# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
+  /* Check whether the decimal separator is a comma.
+     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
+     are nl_langinfo(RADIXCHAR) are both ".".  */
+  if (localeconv () ->decimal_point[0] != ',') return 1;
+# endif
+  return 0;
+#endif
+}
+
+_ACEOF
+    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && test -s conftest$ac_exeext; then
+      case "$host_os" in
+        # Handle native Windows specially, because there setlocale() interprets
+        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
+        # "fr" or "fra" as "French" or "French_France.1252",
+        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
+        # "ja" as "Japanese" or "Japanese_Japan.932",
+        # and similar.
+        mingw* | windows*)
+          # Test for the native Windows locale name.
+          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+            gt_cv_locale_fr=French_France.1252
+          else
+            # None found.
+            gt_cv_locale_fr=none
+          fi
+          ;;
+        *)
+          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
+          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
+          # configure script would override the LC_ALL setting. Likewise for
+          # LC_CTYPE, which is also set at the beginning of the configure script.
+          # Test for the usual locale name.
+          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+            gt_cv_locale_fr=fr_FR
+          else
+            # Test for the locale name with explicit encoding suffix.
+            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+              gt_cv_locale_fr=fr_FR.ISO-8859-1
+            else
+              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
+              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+                gt_cv_locale_fr=fr_FR.ISO8859-1
+              else
+                # Test for the HP-UX locale name.
+                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+                  gt_cv_locale_fr=fr_FR.iso88591
+                else
+                  # Test for the Solaris 7 locale name.
+                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+                    gt_cv_locale_fr=fr
+                  else
+                    # None found.
+                    gt_cv_locale_fr=none
+                  fi
+                fi
+              fi
+            fi
+          fi
+          ;;
+      esac
+    fi
+    rm -fr conftest*
+   ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
+printf "%s\n" "$gt_cv_locale_fr" >&6; }
+  LOCALE_FR=$gt_cv_locale_fr
+  case $LOCALE_FR in #(
+    '' | *[[:space:]\"\$\'*[]*)
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: invalid locale \"$LOCALE_FR\"; assuming \"none\"" >&5
+printf "%s\n" "$as_me: WARNING: invalid locale \"$LOCALE_FR\"; assuming \"none\"" >&2;}
+      LOCALE_FR=none;;
+  esac
+
+
+
+
+
+
+
+
+     if test $GNULIBHEADERS_OVERRIDE_CHAR32_T = 1 || test $gl_cv_func_mbrtoc32 = no; then
+    HAVE_WORKING_MBRTOC32=0
+  else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether mbrtoc32 works as well as mbrtowc" >&5
+printf %s "checking whether mbrtoc32 works as well as mbrtowc... " >&6; }
+if test ${gl_cv_func_mbrtoc32_sanitycheck+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+                        case "$host_os" in
+          # Guess no on FreeBSD, Solaris, native Windows.
+          freebsd* | midnightbsd* | solaris* | mingw* | windows*)
+            gl_cv_func_mbrtoc32_sanitycheck="guessing no"
+            ;;
+          # Guess yes otherwise.
+          *)
+            gl_cv_func_mbrtoc32_sanitycheck="guessing yes"
+            ;;
+        esac
+        if test $LOCALE_FR != none || test $LOCALE_ZH_CN != none; then
+          if test "$cross_compiling" = yes
+then :
+  :
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <locale.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+#ifdef __HAIKU__
+ #include <stdint.h>
+#endif
+#include <uchar.h>
+int main ()
+{
+  int result = 0;
+  /* This fails on native Windows:
+     mbrtoc32 returns (size_t)-1.
+     mbrtowc returns 1 (correct).  */
+  if (strcmp ("$LOCALE_FR", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_FR") != NULL)
+    {
+      mbstate_t state;
+      wchar_t wc = (wchar_t) 0xBADFACE;
+      memset (&state, '\0', sizeof (mbstate_t));
+      if (mbrtowc (&wc, "\374", 1, &state) == 1)
+        {
+          char32_t c32 = (wchar_t) 0xBADFACE;
+          memset (&state, '\0', sizeof (mbstate_t));
+          if (mbrtoc32 (&c32, "\374", 1, &state) != 1)
+            result |= 1;
+        }
+    }
+  /* This fails on FreeBSD 13.0 and Solaris 11.4:
+     mbrtoc32 returns (size_t)-2 or (size_t)-1.
+     mbrtowc returns 4 (correct).  */
+  if (strcmp ("$LOCALE_ZH_CN", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
+    {
+      mbstate_t state;
+      wchar_t wc = (wchar_t) 0xBADFACE;
+      memset (&state, '\0', sizeof (mbstate_t));
+      if (mbrtowc (&wc, "\224\071\375\067", 4, &state) == 4)
+        {
+          char32_t c32 = (wchar_t) 0xBADFACE;
+          memset (&state, '\0', sizeof (mbstate_t));
+          if (mbrtoc32 (&c32, "\224\071\375\067", 4, &state) != 4)
+            result |= 2;
+        }
+    }
+  return result;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_func_mbrtoc32_sanitycheck=yes
+else case e in #(
+  e) gl_cv_func_mbrtoc32_sanitycheck=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+        fi
+       ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtoc32_sanitycheck" >&5
+printf "%s\n" "$gl_cv_func_mbrtoc32_sanitycheck" >&6; }
+    case "$gl_cv_func_mbrtoc32_sanitycheck" in
+      *yes)
+        HAVE_WORKING_MBRTOC32=1
+
+printf "%s\n" "#define HAVE_WORKING_MBRTOC32 1" >>confdefs.h
+
+        ;;
+      *) HAVE_WORKING_MBRTOC32=0 ;;
+    esac
+  fi
+
+
+
+
+  GL_GNULIB_BTOC32=0
+
+
+
+  GL_GNULIB_C32ISALNUM=0
+
+
+
+  GL_GNULIB_C32ISALPHA=0
+
+
+
+  GL_GNULIB_C32ISBLANK=0
+
+
+
+  GL_GNULIB_C32ISCNTRL=0
+
+
+
+  GL_GNULIB_C32ISDIGIT=0
+
+
+
+  GL_GNULIB_C32ISGRAPH=0
+
+
+
+  GL_GNULIB_C32ISLOWER=0
+
+
+
+  GL_GNULIB_C32ISPRINT=0
+
+
+
+  GL_GNULIB_C32ISPUNCT=0
+
+
+
+  GL_GNULIB_C32ISSPACE=0
+
+
+
+  GL_GNULIB_C32ISUPPER=0
+
+
+
+  GL_GNULIB_C32ISXDIGIT=0
+
+
+
+  GL_GNULIB_C32TOLOWER=0
+
+
+
+  GL_GNULIB_C32TOUPPER=0
+
+
+
+  GL_GNULIB_C32WIDTH=0
+
+
+
+  GL_GNULIB_C32RTOMB=0
+
+
+
+  GL_GNULIB_C32SNRTOMBS=0
+
+
+
+  GL_GNULIB_C32SRTOMBS=0
+
+
+
+  GL_GNULIB_C32STOMBS=0
+
+
+
+  GL_GNULIB_C32SWIDTH=0
+
+
+
+  GL_GNULIB_C32TOB=0
+
+
+
+  GL_GNULIB_C32_APPLY_MAPPING=0
+
+
+
+  GL_GNULIB_C32_APPLY_TYPE_TEST=0
+
+
+
+  GL_GNULIB_C32_GET_MAPPING=0
+
+
+
+  GL_GNULIB_C32_GET_TYPE_TEST=0
+
+
+
+  GL_GNULIB_MBRTOC16=0
+
+
+
+  GL_GNULIB_MBRTOC32=0
+
+
+
+  GL_GNULIB_MBSNRTOC32S=0
+
+
+
+  GL_GNULIB_MBSRTOC32S=0
+
+
+
+  GL_GNULIB_MBSTOC32S=0
+
+
+
+
 
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for complete errno.h" >&5
 printf %s "checking for complete errno.h... " >&6; }
 if test ${gl_cv_header_errno_h_complete+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -19063,15 +21393,17 @@ booboo
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "booboo" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "booboo" >/dev/null 2>&1
 then :
   gl_cv_header_errno_h_complete=no
-else $as_nop
-  gl_cv_header_errno_h_complete=yes
+else case e in #(
+  e) gl_cv_header_errno_h_complete=yes ;;
+esac
 fi
 rm -rf conftest*
 
-
+   ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_complete" >&5
 printf "%s\n" "$gl_cv_header_errno_h_complete" >&6; }
@@ -19094,8 +21426,8 @@ printf %s "checking absolute name of <errno.h>... " >&6; }
 if test ${gl_cv_next_errno_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -19108,7 +21440,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -19131,7 +21463,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_errno_h
           gl_cv_next_errno_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_errno_h" >&5
 printf "%s\n" "$gl_cv_next_errno_h" >&6; }
@@ -19159,8 +21492,8 @@ printf %s "checking for EMULTIHOP value... " >&6; }
 if test ${gl_cv_header_errno_h_EMULTIHOP+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -19171,11 +21504,12 @@ yes
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "yes" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "yes" >/dev/null 2>&1
 then :
   gl_cv_header_errno_h_EMULTIHOP=yes
-else $as_nop
-  gl_cv_header_errno_h_EMULTIHOP=no
+else case e in #(
+  e) gl_cv_header_errno_h_EMULTIHOP=no ;;
+esac
 fi
 rm -rf conftest*
 
@@ -19191,7 +21525,7 @@ yes
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "yes" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "yes" >/dev/null 2>&1
 then :
   gl_cv_header_errno_h_EMULTIHOP=hidden
 fi
@@ -19211,7 +21545,8 @@ fi
 
         fi
       fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_EMULTIHOP" >&5
 printf "%s\n" "$gl_cv_header_errno_h_EMULTIHOP" >&6; }
@@ -19234,8 +21569,8 @@ printf %s "checking for ENOLINK value... " >&6; }
 if test ${gl_cv_header_errno_h_ENOLINK+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -19246,11 +21581,12 @@ yes
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "yes" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "yes" >/dev/null 2>&1
 then :
   gl_cv_header_errno_h_ENOLINK=yes
-else $as_nop
-  gl_cv_header_errno_h_ENOLINK=no
+else case e in #(
+  e) gl_cv_header_errno_h_ENOLINK=no ;;
+esac
 fi
 rm -rf conftest*
 
@@ -19266,7 +21602,7 @@ yes
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "yes" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "yes" >/dev/null 2>&1
 then :
   gl_cv_header_errno_h_ENOLINK=hidden
 fi
@@ -19286,7 +21622,8 @@ fi
 
         fi
       fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_ENOLINK" >&5
 printf "%s\n" "$gl_cv_header_errno_h_ENOLINK" >&6; }
@@ -19309,8 +21646,8 @@ printf %s "checking for EOVERFLOW value... " >&6; }
 if test ${gl_cv_header_errno_h_EOVERFLOW+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -19321,11 +21658,12 @@ yes
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "yes" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "yes" >/dev/null 2>&1
 then :
   gl_cv_header_errno_h_EOVERFLOW=yes
-else $as_nop
-  gl_cv_header_errno_h_EOVERFLOW=no
+else case e in #(
+  e) gl_cv_header_errno_h_EOVERFLOW=no ;;
+esac
 fi
 rm -rf conftest*
 
@@ -19341,7 +21679,7 @@ yes
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "yes" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "yes" >/dev/null 2>&1
 then :
   gl_cv_header_errno_h_EOVERFLOW=hidden
 fi
@@ -19361,7 +21699,8 @@ fi
 
         fi
       fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_EOVERFLOW" >&5
 printf "%s\n" "$gl_cv_header_errno_h_EOVERFLOW" >&6; }
@@ -19384,8 +21723,8 @@ printf %s "checking whether ctype.h defines __header_inline... " >&6; }
 if test ${gl_cv_have___header_inline+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <ctype.h>
                          #ifndef __header_inline
@@ -19396,10 +21735,12 @@ _ACEOF
 if ac_fn_c_try_cpp "$LINENO"
 then :
   gl_cv_have___header_inline=yes
-else $as_nop
-  gl_cv_have___header_inline=no
+else case e in #(
+  e) gl_cv_have___header_inline=no ;;
+esac
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.i conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have___header_inline" >&5
 printf "%s\n" "$gl_cv_have___header_inline" >&6; }
@@ -19420,6 +21761,8 @@ printf "%s\n" "#define HAVE___HEADER_INLINE 1" >>confdefs.h
   HAVE_DECL_FCVT=1;
   HAVE_DECL_GCVT=1;
   HAVE_DECL_GETLOADAVG=1;
+  HAVE_DECL_PROGRAM_INVOCATION_NAME=1;
+  HAVE_GETPROGNAME=1;
   HAVE_GETSUBOPT=1;
   HAVE_GRANTPT=1;
   HAVE_INITSTATE=1;
@@ -19447,6 +21790,7 @@ printf "%s\n" "#define HAVE___HEADER_INLINE 1" >>confdefs.h
   HAVE_SETSTATE=1;
   HAVE_DECL_SETSTATE=1;
   HAVE_STRTOD=1;
+  HAVE_STRTOF=1;
   HAVE_STRTOL=1;
   HAVE_STRTOLD=1;
   HAVE_STRTOLL=1;
@@ -19456,21 +21800,31 @@ printf "%s\n" "#define HAVE___HEADER_INLINE 1" >>confdefs.h
   HAVE_SYS_LOADAVG_H=0;
   HAVE_UNLOCKPT=1;
   HAVE_DECL_UNSETENV=1;
+  REPLACE__EXIT=0;
   REPLACE_ALIGNED_ALLOC=0;
   REPLACE_CALLOC_FOR_CALLOC_GNU=0;
   REPLACE_CALLOC_FOR_CALLOC_POSIX=0;
   REPLACE_CANONICALIZE_FILE_NAME=0;
   REPLACE_FREE=0;
+  REPLACE_GETLOADAVG=0;
+  REPLACE_GETPROGNAME=0;
+  REPLACE_GETSUBOPT=0;
   REPLACE_INITSTATE=0;
   REPLACE_MALLOC_FOR_MALLOC_GNU=0;
   REPLACE_MALLOC_FOR_MALLOC_POSIX=0;
+  REPLACE_MB_CUR_MAX=0;
+  REPLACE_MBSTOWCS=0;
   REPLACE_MBTOWC=0;
+  REPLACE_MKOSTEMP=0;
+  REPLACE_MKOSTEMPS=0;
   REPLACE_MKSTEMP=0;
   REPLACE_POSIX_MEMALIGN=0;
+  REPLACE_POSIX_OPENPT=0;
   REPLACE_PTSNAME=0;
   REPLACE_PTSNAME_R=0;
   REPLACE_PUTENV=0;
   REPLACE_QSORT_R=0;
+  REPLACE_RAND=0;
   REPLACE_RANDOM=0;
   REPLACE_RANDOM_R=0;
   REPLACE_REALLOC_FOR_REALLOC_GNU=0;
@@ -19480,6 +21834,7 @@ printf "%s\n" "#define HAVE___HEADER_INLINE 1" >>confdefs.h
   REPLACE_SETENV=0;
   REPLACE_SETSTATE=0;
   REPLACE_STRTOD=0;
+  REPLACE_STRTOF=0;
   REPLACE_STRTOL=0;
   REPLACE_STRTOLD=0;
   REPLACE_STRTOLL=0;
@@ -19522,6 +21877,10 @@ printf "%s\n" "#define HAVE___HEADER_INLINE 1" >>confdefs.h
 
 
 
+  GL_GNULIB_GETPROGNAME=0
+
+
+
   GL_GNULIB_GETSUBOPT=0
 
 
@@ -19538,6 +21897,10 @@ printf "%s\n" "#define HAVE___HEADER_INLINE 1" >>confdefs.h
 
 
 
+  GL_GNULIB_MBSTOWCS=0
+
+
+
   GL_GNULIB_MBTOWC=0
 
 
@@ -19586,6 +21949,10 @@ printf "%s\n" "#define HAVE___HEADER_INLINE 1" >>confdefs.h
 
 
 
+  GL_GNULIB_RAND=0
+
+
+
   GL_GNULIB_RANDOM=0
 
 
@@ -19626,6 +21993,10 @@ printf "%s\n" "#define HAVE___HEADER_INLINE 1" >>confdefs.h
 
 
 
+  GL_GNULIB_STRTOF=0
+
+
+
   GL_GNULIB_STRTOL=0
 
 
@@ -19743,6 +22114,9 @@ printf "%s\n" "#define HAVE___HEADER_INLINE 1" >>confdefs.h
   HAVE_TANF=1;
   HAVE_TANL=1;
   HAVE_TANHF=1;
+  HAVE_TOTALORDER=1;
+  HAVE_TOTALORDERF=1;
+  HAVE_TOTALORDERL=1;
   HAVE_DECL_ACOSL=1;
   HAVE_DECL_ASINL=1;
   HAVE_DECL_ATANL=1;
@@ -19820,6 +22194,7 @@ printf "%s\n" "#define HAVE___HEADER_INLINE 1" >>confdefs.h
   REPLACE_ISFINITE=0;
   REPLACE_ISINF=0;
   REPLACE_ISNAN=0;
+  REPLACE_LDEXP=0;
   REPLACE_LDEXPL=0;
   REPLACE_LOG=0;
   REPLACE_LOGF=0;
@@ -19855,6 +22230,9 @@ printf "%s\n" "#define HAVE___HEADER_INLINE 1" >>confdefs.h
   REPLACE_SQRTL=0;
   REPLACE_TANF=0;
   REPLACE_TANHF=0;
+  REPLACE_TOTALORDER=0;
+  REPLACE_TOTALORDERF=0;
+  REPLACE_TOTALORDERL=0;
   REPLACE_TRUNC=0;
   REPLACE_TRUNCF=0;
   REPLACE_TRUNCL=0;
@@ -19865,8 +22243,8 @@ printf %s "checking whether frexp() can be used without linking with libm... " >
 if test ${gl_cv_func_frexp_no_libm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
@@ -19882,102 +22260,25 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_frexp_no_libm=yes
-else $as_nop
-  gl_cv_func_frexp_no_libm=no
+else case e in #(
+  e) gl_cv_func_frexp_no_libm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_no_libm" >&5
 printf "%s\n" "$gl_cv_func_frexp_no_libm" >&6; }
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC options needed to detect all undeclared functions" >&5
-printf %s "checking for $CC options needed to detect all undeclared functions... " >&6; }
-if test ${ac_cv_c_undeclared_builtin_options+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  ac_save_CFLAGS=$CFLAGS
-   ac_cv_c_undeclared_builtin_options='cannot detect'
-   for ac_arg in '' -fno-builtin; do
-     CFLAGS="$ac_save_CFLAGS $ac_arg"
-     # This test program should *not* compile successfully.
-     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-int
-main (void)
-{
-(void) strchr;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-
-else $as_nop
-  # This test program should compile successfully.
-        # No library function is consistently available on
-        # freestanding implementations, so test against a dummy
-        # declaration.  Include always-available headers on the
-        # off chance that they somehow elicit warnings.
-        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <float.h>
-#include <limits.h>
-#include <stdarg.h>
-#include <stddef.h>
-extern void ac_decl (int, char *);
-
-int
-main (void)
-{
-(void) ac_decl (0, (char *) 0);
-  (void) ac_decl;
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  if test x"$ac_arg" = x
-then :
-  ac_cv_c_undeclared_builtin_options='none needed'
-else $as_nop
-  ac_cv_c_undeclared_builtin_options=$ac_arg
-fi
-          break
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-    done
-    CFLAGS=$ac_save_CFLAGS
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_undeclared_builtin_options" >&5
-printf "%s\n" "$ac_cv_c_undeclared_builtin_options" >&6; }
-  case $ac_cv_c_undeclared_builtin_options in #(
-  'cannot detect') :
-    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot make $CC report undeclared builtins
-See \`config.log' for more details" "$LINENO" 5; } ;; #(
-  'none needed') :
-    ac_c_undeclared_builtin_options='' ;; #(
-  *) :
-    ac_c_undeclared_builtin_options=$ac_cv_c_undeclared_builtin_options ;;
-esac
-
 ac_fn_check_decl "$LINENO" "alarm" "ac_cv_have_decl_alarm" "$ac_includes_default" "$ac_c_undeclared_builtin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_alarm" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_ALARM $ac_have_decl" >>confdefs.h
 
@@ -20195,6 +22496,10 @@ printf "%s\n" "#define HAVE_DECL_ALARM $ac_have_decl" >>confdefs.h
 
 
 
+  GL_GNULIB_LDEXP=0
+
+
+
   GL_GNULIB_LDEXPF=0
 
 
@@ -20351,6 +22656,18 @@ printf "%s\n" "#define HAVE_DECL_ALARM $ac_have_decl" >>confdefs.h
 
 
 
+  GL_GNULIB_TOTALORDER=0
+
+
+
+  GL_GNULIB_TOTALORDERF=0
+
+
+
+  GL_GNULIB_TOTALORDERL=0
+
+
+
   GL_GNULIB_TRUNC=0
 
 
@@ -20393,8 +22710,8 @@ printf %s "checking whether long double and double are the same... " >&6; }
 if test ${gl_cv_long_double_equals_double+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <float.h>
 int
@@ -20413,11 +22730,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_long_double_equals_double=yes
-else $as_nop
-  gl_cv_long_double_equals_double=no
+else case e in #(
+  e) gl_cv_long_double_equals_double=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_long_double_equals_double" >&5
 printf "%s\n" "$gl_cv_long_double_equals_double" >&6; }
@@ -20431,19 +22750,6 @@ printf "%s\n" "#define HAVE_SAME_LONG_DOUBLE_AS_DOUBLE 1" >>confdefs.h
   fi
 
 
-ac_func=
-for ac_item in $ac_func_c_list
-do
-  if test $ac_func; then
-    ac_fn_c_check_func "$LINENO" $ac_func ac_cv_func_$ac_func
-    if eval test \"x\$ac_cv_func_$ac_func\" = xyes; then
-      echo "#define $ac_item 1" >> confdefs.h
-    fi
-    ac_func=
-  else
-    ac_func=$ac_item
-  fi
-done
 
 
 
@@ -20458,8 +22764,9 @@ done
 if test "x$ac_cv_header_pthread_h" = xyes
 then :
   gl_have_pthread_h=yes
-else $as_nop
-  gl_have_pthread_h=no
+else case e in #(
+  e) gl_have_pthread_h=no ;;
+esac
 fi
 
     if test "$gl_have_pthread_h" = yes; then
@@ -20473,7 +22780,7 @@ fi
       # If -pthread works, prefer it to -lpthread, since Ubuntu 14.04
       # needs -pthread for some reason.  See:
       # https://lists.gnu.org/r/bug-gnulib/2014-09/msg00023.html
-      save_LIBS=$LIBS
+      saved_LIBS="$LIBS"
       for gl_pthread in '' '-pthread'; do
         LIBS="$LIBS $gl_pthread"
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -20499,11 +22806,11 @@ then :
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-        LIBS=$save_LIBS
+        LIBS="$saved_LIBS"
         test $gl_pthread_api = yes && break
       done
-      echo "$as_me:20505: gl_pthread_api=$gl_pthread_api" >&5
-      echo "$as_me:20506: LIBPTHREAD=$LIBPTHREAD" >&5
+      echo "$as_me:22812: gl_pthread_api=$gl_pthread_api" >&5
+      echo "$as_me:22813: LIBPTHREAD=$LIBPTHREAD" >&5
 
       gl_pthread_in_glibc=no
       # On Linux with glibc >= 2.34, libc contains the fully functional
@@ -20521,7 +22828,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Lucky user" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Lucky user" >/dev/null 2>&1
 then :
   gl_pthread_in_glibc=yes
 fi
@@ -20529,7 +22836,7 @@ rm -rf conftest*
 
           ;;
       esac
-      echo "$as_me:20532: gl_pthread_in_glibc=$gl_pthread_in_glibc" >&5
+      echo "$as_me:22839: gl_pthread_in_glibc=$gl_pthread_in_glibc" >&5
 
       # Test for libpthread by looking for pthread_kill. (Not pthread_self,
       # since it is defined as a macro on OSF/1.)
@@ -20541,16 +22848,22 @@ printf %s "checking for pthread_kill in -lpthread... " >&6; }
 if test ${ac_cv_lib_pthread_pthread_kill+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char pthread_kill ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
 int
 main (void)
 {
@@ -20562,12 +22875,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_pthread_pthread_kill=yes
-else $as_nop
-  ac_cv_lib_pthread_pthread_kill=no
+else case e in #(
+  e) ac_cv_lib_pthread_pthread_kill=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5
 printf "%s\n" "$ac_cv_lib_pthread_pthread_kill" >&6; }
@@ -20584,13 +22899,69 @@ then :
              # On Solaris 10 or newer, this test is no longer needed, because
              # libc contains the fully functional pthread functions.
              case "$host_os" in
-               solaris | solaris2.1-9 | solaris2.1-9.* | hpux*)
+               solaris | solaris2.[1-9] | solaris2.[1-9].* | hpux*)
 
 printf "%s\n" "#define PTHREAD_IN_USE_DETECTION_HARD 1" >>confdefs.h
 
              esac
            fi
 
+else case e in #(
+  e)            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lthr" >&5
+printf %s "checking for pthread_kill in -lthr... " >&6; }
+if test ${ac_cv_lib_thr_pthread_kill+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
+LIBS="-lthr  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
+int
+main (void)
+{
+return pthread_kill ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  ac_cv_lib_thr_pthread_kill=yes
+else case e in #(
+  e) ac_cv_lib_thr_pthread_kill=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_thr_pthread_kill" >&5
+printf "%s\n" "$ac_cv_lib_thr_pthread_kill" >&6; }
+if test "x$ac_cv_lib_thr_pthread_kill" = xyes
+then :
+  if test $gl_pthread_in_glibc = yes; then
+                LIBPMULTITHREAD=
+              else
+                LIBPMULTITHREAD=-lthr
+              fi
+
+fi
+
+           ;;
+esac
 fi
 
       elif test $gl_pthread_api != yes; then
@@ -20600,16 +22971,22 @@ printf %s "checking for pthread_kill in -lpthread... " >&6; }
 if test ${ac_cv_lib_pthread_pthread_kill+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char pthread_kill ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
 int
 main (void)
 {
@@ -20621,12 +22998,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_pthread_pthread_kill=yes
-else $as_nop
-  ac_cv_lib_pthread_pthread_kill=no
+else case e in #(
+  e) ac_cv_lib_pthread_pthread_kill=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5
 printf "%s\n" "$ac_cv_lib_pthread_pthread_kill" >&6; }
@@ -20644,16 +23023,22 @@ printf %s "checking for pthread_kill in -lc_r... " >&6; }
 if test ${ac_cv_lib_c_r_pthread_kill+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lc_r  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char pthread_kill ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
 int
 main (void)
 {
@@ -20665,12 +23050,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_c_r_pthread_kill=yes
-else $as_nop
-  ac_cv_lib_c_r_pthread_kill=no
+else case e in #(
+  e) ac_cv_lib_c_r_pthread_kill=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_r_pthread_kill" >&5
 printf "%s\n" "$ac_cv_lib_c_r_pthread_kill" >&6; }
@@ -20683,7 +23070,7 @@ fi
 
         fi
       fi
-      echo "$as_me:20686: LIBPMULTITHREAD=$LIBPMULTITHREAD" >&5
+      echo "$as_me:23073: LIBPMULTITHREAD=$LIBPMULTITHREAD" >&5
     fi
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether POSIX threads API is available" >&5
 printf %s "checking whether POSIX threads API is available... " >&6; }
@@ -20710,24 +23097,30 @@ sched_yield ();
 _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
-  LIB_SCHED_YIELD=
+  SCHED_YIELD_LIB=
 
-else $as_nop
-         { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lrt" >&5
+else case e in #(
+  e)        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lrt" >&5
 printf %s "checking for sched_yield in -lrt... " >&6; }
 if test ${ac_cv_lib_rt_sched_yield+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lrt  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char sched_yield ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sched_yield (void);
 int
 main (void)
 {
@@ -20739,34 +23132,42 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_rt_sched_yield=yes
-else $as_nop
-  ac_cv_lib_rt_sched_yield=no
+else case e in #(
+  e) ac_cv_lib_rt_sched_yield=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_sched_yield" >&5
 printf "%s\n" "$ac_cv_lib_rt_sched_yield" >&6; }
 if test "x$ac_cv_lib_rt_sched_yield" = xyes
 then :
-  LIB_SCHED_YIELD=-lrt
-else $as_nop
-            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lposix4" >&5
+  SCHED_YIELD_LIB=-lrt
+else case e in #(
+  e)           { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lposix4" >&5
 printf %s "checking for sched_yield in -lposix4... " >&6; }
 if test ${ac_cv_lib_posix4_sched_yield+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lposix4  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char sched_yield ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sched_yield (void);
 int
 main (void)
 {
@@ -20778,27 +23179,33 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_posix4_sched_yield=yes
-else $as_nop
-  ac_cv_lib_posix4_sched_yield=no
+else case e in #(
+  e) ac_cv_lib_posix4_sched_yield=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_posix4_sched_yield" >&5
 printf "%s\n" "$ac_cv_lib_posix4_sched_yield" >&6; }
 if test "x$ac_cv_lib_posix4_sched_yield" = xyes
 then :
-  LIB_SCHED_YIELD=-lposix4
+  SCHED_YIELD_LIB=-lposix4
 fi
-
+ ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 
+        LIB_SCHED_YIELD="$SCHED_YIELD_LIB"
+
 
     gl_pthreadlib_body_done=done
   fi
@@ -20815,24 +23222,49 @@ printf %s "checking whether setlocale (LC_ALL, NULL) is multithread-safe... " >&
 if test ${gl_cv_func_setlocale_null_all_mtsafe+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case "$host_os" in
-       # Guess no on musl libc, macOS, FreeBSD, NetBSD, OpenBSD, AIX, Haiku, Cygwin.
-       *-musl* | darwin* | freebsd* | midnightbsd* | netbsd* | openbsd* | aix* | haiku* | cygwin*)
+else case e in #(
+  e) case "$host_os" in
+       # Guess no on musl libc, macOS, FreeBSD, NetBSD, OpenBSD, AIX, Haiku.
+       *-musl* | midipix* | darwin* | freebsd* | midnightbsd* | netbsd* | openbsd* | aix* | haiku*)
          gl_cv_func_setlocale_null_all_mtsafe=no ;;
+       # Guess no on Cygwin < 3.4.6.
+       cygwin*)
+         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#if defined __CYGWIN__
+ #include <cygwin/version.h>
+ #if CYGWIN_VERSION_DLL_COMBINED >= CYGWIN_VERSION_DLL_MAKE_COMBINED (3004, 6)
+  Lucky user
+ #endif
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP_TRADITIONAL "Lucky user" >/dev/null 2>&1
+then :
+  gl_cv_func_setlocale_null_all_mtsafe=yes
+else case e in #(
+  e) gl_cv_func_setlocale_null_all_mtsafe=no ;;
+esac
+fi
+rm -rf conftest*
+
+        ;;
        # Guess yes on glibc, HP-UX, IRIX, Solaris, native Windows.
-       *-gnu* | gnu* | hpux* | irix* | solaris* | mingw*)
+       *-gnu* | gnu* | hpux* | irix* | solaris* | mingw* | windows*)
          gl_cv_func_setlocale_null_all_mtsafe=yes ;;
        # If we don't know, obey --enable-cross-guesses.
        *)
          gl_cv_func_setlocale_null_all_mtsafe="$gl_cross_guess_normal" ;;
      esac
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_setlocale_null_all_mtsafe" >&5
 printf "%s\n" "$gl_cv_func_setlocale_null_all_mtsafe" >&6; }
     case "$host_os" in
-    mingw*) ;;
+    mingw* | windows*) ;;
     *)
       if test $gl_pthread_api = no && test $ac_cv_header_threads_h = no; then
         gl_cv_func_setlocale_null_all_mtsafe="trivially yes"
@@ -20852,24 +23284,25 @@ printf %s "checking whether setlocale (category, NULL) is multithread-safe... "
 if test ${gl_cv_func_setlocale_null_one_mtsafe+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case "$host_os" in
+else case e in #(
+  e) case "$host_os" in
        # Guess no on OpenBSD, AIX.
        openbsd* | aix*)
          gl_cv_func_setlocale_null_one_mtsafe=no ;;
        # Guess yes on glibc, musl libc, macOS, FreeBSD, NetBSD, HP-UX, IRIX, Solaris, Haiku, Cygwin, native Windows.
-       *-gnu* | gnu* | *-musl* | darwin* | freebsd* | midnightbsd* | netbsd* | hpux* | irix* | solaris* | haiku* | cygwin* | mingw*)
+       *-gnu* | gnu* | *-musl* | midipix* | darwin* | freebsd* | midnightbsd* | netbsd* | hpux* | irix* | solaris* | haiku* | cygwin* | mingw* | windows*)
          gl_cv_func_setlocale_null_one_mtsafe=yes ;;
        # If we don't know, obey --enable-cross-guesses.
        *)
          gl_cv_func_setlocale_null_one_mtsafe="$gl_cross_guess_normal" ;;
      esac
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_setlocale_null_one_mtsafe" >&5
 printf "%s\n" "$gl_cv_func_setlocale_null_one_mtsafe" >&6; }
     case "$host_os" in
-    mingw*) ;;
+    mingw* | windows*) ;;
     *)
       if test $gl_pthread_api = no && test $ac_cv_header_threads_h = no; then
         gl_cv_func_setlocale_null_one_mtsafe="trivially yes"
@@ -20886,7 +23319,9 @@ printf "%s\n" "#define SETLOCALE_NULL_ONE_MTSAFE $SETLOCALE_NULL_ONE_MTSAFE" >>c
 
     if test $SETLOCALE_NULL_ALL_MTSAFE = 0 || test $SETLOCALE_NULL_ONE_MTSAFE = 0; then
     case "$host_os" in
-      mingw*) LIB_SETLOCALE_NULL= ;;
+      mingw* | windows*)
+        SETLOCALE_NULL_LIB=
+        ;;
       *)
 
 
@@ -20895,10 +23330,10 @@ printf %s "checking whether imported symbols can be declared weak... " >&6; }
 if test ${gl_cv_have_weak+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case "$host_os" in
-       cygwin*)
-                                    gl_cv_have_weak="guessing no"
+else case e in #(
+  e) case "$host_os" in
+       cygwin* | mingw* | windows*)
+                                             gl_cv_have_weak="guessing no"
          ;;
        *)
          gl_cv_have_weak=no
@@ -20931,17 +23366,18 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Extensible Linking Format" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Extensible Linking Format" >/dev/null 2>&1
 then :
   gl_cv_have_weak="guessing yes"
-else $as_nop
-  gl_cv_have_weak="guessing no"
+else case e in #(
+  e) gl_cv_have_weak="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -20954,11 +23390,13 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_have_weak=yes
-else $as_nop
-  gl_cv_have_weak=no
+else case e in #(
+  e) gl_cv_have_weak=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
          fi
@@ -20988,7 +23426,8 @@ EOF
          esac
          ;;
      esac
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_weak" >&5
 printf "%s\n" "$gl_cv_have_weak" >&6; }
@@ -21001,15 +23440,17 @@ printf "%s\n" "#define HAVE_WEAK_SYMBOLS 1" >>confdefs.h
   esac
 
         case "$gl_cv_have_weak" in
-          *yes) LIB_SETLOCALE_NULL= ;;
-          *)    LIB_SETLOCALE_NULL="$LIBPTHREAD" ;;
+          *yes) SETLOCALE_NULL_LIB= ;;
+          *)    SETLOCALE_NULL_LIB="$LIBPTHREAD" ;;
         esac
         ;;
     esac
   else
-    LIB_SETLOCALE_NULL=
+    SETLOCALE_NULL_LIB=
   fi
 
+    LIB_SETLOCALE_NULL="$SETLOCALE_NULL_LIB"
+
 
 
       if test "X$prefix" = "XNONE"; then
@@ -21022,10 +23463,10 @@ printf "%s\n" "#define HAVE_WEAK_SYMBOLS 1" >>confdefs.h
   else
     acl_final_exec_prefix="$exec_prefix"
   fi
-  acl_save_prefix="$prefix"
+  acl_saved_prefix="$prefix"
   prefix="$acl_final_prefix"
   eval acl_final_exec_prefix=\"$acl_final_exec_prefix\"
-  prefix="$acl_save_prefix"
+  prefix="$acl_saved_prefix"
 
 
 
@@ -21033,8 +23474,9 @@ printf "%s\n" "#define HAVE_WEAK_SYMBOLS 1" >>confdefs.h
 if test ${with_gnu_ld+y}
 then :
   withval=$with_gnu_ld; test "$withval" = no || with_gnu_ld=yes
-else $as_nop
-  with_gnu_ld=no
+else case e in #(
+  e) with_gnu_ld=no ;;
+esac
 fi
 
 # Prepare PATH_SEPARATOR.
@@ -21070,14 +23512,14 @@ else
   if test ${acl_cv_path_LD+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
     acl_cv_path_LD= # Final result of this test
     ac_prog=ld # Program to search in $PATH
     if test "$GCC" = yes; then
       # Check if gcc -print-prog-name=ld gives a path.
       case $host in
-        *-*-mingw*)
+        *-*-mingw* | windows*)
           # gcc leaves a trailing carriage return which upsets mingw
           acl_output=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
         *)
@@ -21107,9 +23549,9 @@ else $as_nop
     fi
     if test -n "$ac_prog"; then
       # Search for $ac_prog in $PATH.
-      acl_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
+      acl_saved_IFS="$IFS"; IFS=$PATH_SEPARATOR
       for ac_dir in $PATH; do
-        IFS="$acl_save_ifs"
+        IFS="$acl_saved_IFS"
         test -z "$ac_dir" && ac_dir=.
         if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
           acl_cv_path_LD="$ac_dir/$ac_prog"
@@ -21126,7 +23568,7 @@ else $as_nop
           esac
         fi
       done
-      IFS="$acl_save_ifs"
+      IFS="$acl_saved_IFS"
     fi
     case $host in
       *-*-aix*)
@@ -21164,19 +23606,21 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
 
-else $as_nop
-  # The compiler produces 32-bit code. Add option '-m elf32_sparc'
+else case e in #(
+  e) # The compiler produces 32-bit code. Add option '-m elf32_sparc'
            # so that the linker groks 32-bit object files.
            case "$acl_cv_path_LD " in
              *" -m elf32_sparc "*) ;;
              *) acl_cv_path_LD="$acl_cv_path_LD -m elf32_sparc" ;;
            esac
-
+           ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
         ;;
     esac
-
+   ;;
+esac
 fi
 
   LD="$acl_cv_path_LD"
@@ -21194,8 +23638,8 @@ printf %s "checking if the linker ($LD) is GNU ld... " >&6; }
 if test ${acl_cv_prog_gnu_ld+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  # I'd rather use --version here, but apparently some GNU lds only accept -v.
+else case e in #(
+  e) # I'd rather use --version here, but apparently some GNU lds only accept -v.
 case `$LD -v 2>&1 </dev/null` in
 *GNU* | *'with BFD'*)
   acl_cv_prog_gnu_ld=yes
@@ -21203,6 +23647,7 @@ case `$LD -v 2>&1 </dev/null` in
 *)
   acl_cv_prog_gnu_ld=no
   ;;
+esac ;;
 esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $acl_cv_prog_gnu_ld" >&5
@@ -21218,14 +23663,15 @@ printf %s "checking for shared library run path origin... " >&6; }
 if test ${acl_cv_rpath+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
     CC="$CC" GCC="$GCC" LDFLAGS="$LDFLAGS" LD="$LD" with_gnu_ld="$with_gnu_ld" \
     ${CONFIG_SHELL-/bin/sh} "$ac_aux_dir/config.rpath" "$host" > conftest.sh
     . ./conftest.sh
     rm -f ./conftest.sh
     acl_cv_rpath=done
-
+   ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $acl_cv_rpath" >&5
 printf "%s\n" "$acl_cv_rpath" >&6; }
@@ -21242,8 +23688,9 @@ printf "%s\n" "$acl_cv_rpath" >&6; }
 if test ${enable_rpath+y}
 then :
   enableval=$enable_rpath; :
-else $as_nop
-  enable_rpath=yes
+else case e in #(
+  e) enable_rpath=yes ;;
+esac
 fi
 
 
@@ -21254,263 +23701,67 @@ printf %s "checking 32-bit host C ABI... " >&6; }
 if test ${gl_cv_host_cpu_c_abi_32bit+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$gl_cv_host_cpu_c_abi"; then
-       case "$gl_cv_host_cpu_c_abi" in
-         i386 | x86_64-x32 | arm | armhf | arm64-ilp32 | hppa | ia64-ilp32 | mips | mipsn32 | powerpc | riscv*-ilp32* | s390 | sparc)
-           gl_cv_host_cpu_c_abi_32bit=yes ;;
-         x86_64 | alpha | arm64 | hppa64 | ia64 | mips64 | powerpc64 | powerpc64-elfv2 | riscv*-lp64* | s390x | sparc64 )
-           gl_cv_host_cpu_c_abi_32bit=no ;;
-         *)
-           gl_cv_host_cpu_c_abi_32bit=unknown ;;
-       esac
-     else
-       case "$host_cpu" in
-
-         # CPUs that only support a 32-bit ABI.
-         arc \
-         | bfin \
-         | cris* \
-         | csky \
-         | epiphany \
-         | ft32 \
-         | h8300 \
-         | m68k \
-         | microblaze | microblazeel \
-         | nds32 | nds32le | nds32be \
-         | nios2 | nios2eb | nios2el \
-         | or1k* \
-         | or32 \
-         | sh | sh1234 | sh1234elb \
-         | tic6x \
-         | xtensa* )
-           gl_cv_host_cpu_c_abi_32bit=yes
-           ;;
-
-         # CPUs that only support a 64-bit ABI.
-         alpha | alphaev[4-8] | alphaev56 | alphapca5[67] | alphaev6[78] \
-         | mmix )
-           gl_cv_host_cpu_c_abi_32bit=no
-           ;;
-
-         i[34567]86 )
-           gl_cv_host_cpu_c_abi_32bit=yes
-           ;;
-
-         x86_64 )
-           # On x86_64 systems, the C compiler may be generating code in one of
-           # these ABIs:
-           # - 64-bit instruction set, 64-bit pointers, 64-bit 'long': x86_64.
-           # - 64-bit instruction set, 64-bit pointers, 32-bit 'long': x86_64
-           #   with native Windows (mingw, MSVC).
-           # - 64-bit instruction set, 32-bit pointers, 32-bit 'long': x86_64-x32.
-           # - 32-bit instruction set, 32-bit pointers, 32-bit 'long': i386.
-           cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#if (defined __x86_64__ || defined __amd64__ \
-                       || defined _M_X64 || defined _M_AMD64) \
-                      && !(defined __ILP32__ || defined _ILP32)
-                   int ok;
-                  #else
-                   error fail
-                  #endif
-
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  gl_cv_host_cpu_c_abi_32bit=no
-else $as_nop
-  gl_cv_host_cpu_c_abi_32bit=yes
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-           ;;
-
-         arm* | aarch64 )
-           # Assume arm with EABI.
-           # On arm64 systems, the C compiler may be generating code in one of
-           # these ABIs:
-           # - aarch64 instruction set, 64-bit pointers, 64-bit 'long': arm64.
-           # - aarch64 instruction set, 32-bit pointers, 32-bit 'long': arm64-ilp32.
-           # - 32-bit instruction set, 32-bit pointers, 32-bit 'long': arm or armhf.
-           cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#if defined __aarch64__ && !(defined __ILP32__ || defined _ILP32)
-                   int ok;
-                  #else
-                   error fail
-                  #endif
-
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  gl_cv_host_cpu_c_abi_32bit=no
-else $as_nop
-  gl_cv_host_cpu_c_abi_32bit=yes
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-           ;;
-
-         hppa1.0 | hppa1.1 | hppa2.0* | hppa64 )
-           # On hppa, the C compiler may be generating 32-bit code or 64-bit
-           # code. In the latter case, it defines _LP64 and __LP64__.
-           cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#ifdef __LP64__
-                   int ok;
-                  #else
-                   error fail
-                  #endif
-
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  gl_cv_host_cpu_c_abi_32bit=no
-else $as_nop
-  gl_cv_host_cpu_c_abi_32bit=yes
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-           ;;
-
-         ia64* )
-           # On ia64 on HP-UX, the C compiler may be generating 64-bit code or
-           # 32-bit code. In the latter case, it defines _ILP32.
-           cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#ifdef _ILP32
-                   int ok;
-                  #else
-                   error fail
-                  #endif
-
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  gl_cv_host_cpu_c_abi_32bit=yes
-else $as_nop
-  gl_cv_host_cpu_c_abi_32bit=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-           ;;
-
-         mips* )
-           # We should also check for (_MIPS_SZPTR == 64), but gcc keeps this
-           # at 32.
-           cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#if defined _MIPS_SZLONG && (_MIPS_SZLONG == 64)
-                   int ok;
-                  #else
-                   error fail
-                  #endif
-
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  gl_cv_host_cpu_c_abi_32bit=no
-else $as_nop
-  gl_cv_host_cpu_c_abi_32bit=yes
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-           ;;
-
-         powerpc* )
-           # Different ABIs are in use on AIX vs. Mac OS X vs. Linux,*BSD.
-           # No need to distinguish them here; the caller may distinguish
-           # them based on the OS.
-           # On powerpc64 systems, the C compiler may still be generating
-           # 32-bit code. And on powerpc-ibm-aix systems, the C compiler may
-           # be generating 64-bit code.
-           cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#if defined __powerpc64__ || defined __LP64__
-                   int ok;
-                  #else
-                   error fail
-                  #endif
-
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  gl_cv_host_cpu_c_abi_32bit=no
-else $as_nop
-  gl_cv_host_cpu_c_abi_32bit=yes
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-           ;;
-
-         rs6000 )
-           gl_cv_host_cpu_c_abi_32bit=yes
-           ;;
-
-         riscv32 | riscv64 )
-           # There are 6 ABIs: ilp32, ilp32f, ilp32d, lp64, lp64f, lp64d.
-           # Size of 'long' and 'void *':
-           cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#if defined __LP64__
-                    int ok;
-                  #else
-                    error fail
-                  #endif
-
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  gl_cv_host_cpu_c_abi_32bit=no
-else $as_nop
-  gl_cv_host_cpu_c_abi_32bit=yes
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-           ;;
-
-         s390* )
-           # On s390x, the C compiler may be generating 64-bit (= s390x) code
-           # or 31-bit (= s390) code.
-           cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#if defined __LP64__ || defined __s390x__
-                    int ok;
-                  #else
-                    error fail
-                  #endif
+else case e in #(
+  e) case "$host_cpu" in
+
+       # CPUs that only support a 32-bit ABI.
+       arc \
+       | bfin \
+       | cris* \
+       | csky \
+       | epiphany \
+       | ft32 \
+       | h8300 \
+       | m68k \
+       | microblaze | microblazeel \
+       | nds32 | nds32le | nds32be \
+       | nios2 | nios2eb | nios2el \
+       | or1k* \
+       | or32 \
+       | sh | sh1234 | sh1234elb \
+       | tic6x \
+       | xtensa* )
+         gl_cv_host_cpu_c_abi_32bit=yes
+         ;;
 
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  gl_cv_host_cpu_c_abi_32bit=no
-else $as_nop
-  gl_cv_host_cpu_c_abi_32bit=yes
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-           ;;
+       # CPUs that only support a 64-bit ABI.
+       alpha | alphaev[4-8] | alphaev56 | alphapca5[67] | alphaev6[78] \
+       | mmix )
+         gl_cv_host_cpu_c_abi_32bit=no
+         ;;
 
-         sparc | sparc64 )
-           # UltraSPARCs running Linux have `uname -m` = "sparc64", but the
-           # C compiler still generates 32-bit code.
+       *)
+         if test -n "$gl_cv_host_cpu_c_abi"; then
+                      case "$gl_cv_host_cpu_c_abi" in
+             i386 | x86_64-x32 | arm | armhf | arm64-ilp32 | hppa | ia64-ilp32 | mips | mipsn32 | powerpc | riscv*-ilp32* | s390 | sparc)
+               gl_cv_host_cpu_c_abi_32bit=yes ;;
+             x86_64 | alpha | arm64 | aarch64c | hppa64 | ia64 | mips64 | powerpc64 | powerpc64-elfv2 | riscv*-lp64* | s390x | sparc64 )
+               gl_cv_host_cpu_c_abi_32bit=no ;;
+             *)
+               gl_cv_host_cpu_c_abi_32bit=unknown ;;
+           esac
+         else
+           gl_cv_host_cpu_c_abi_32bit=unknown
+         fi
+         if test $gl_cv_host_cpu_c_abi_32bit = unknown; then
            cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#if defined __sparcv9 || defined __arch64__
-                   int ok;
-                  #else
-                   error fail
-                  #endif
+int test_pointer_size[sizeof (void *) - 5];
 
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_host_cpu_c_abi_32bit=no
-else $as_nop
-  gl_cv_host_cpu_c_abi_32bit=yes
+else case e in #(
+  e) gl_cv_host_cpu_c_abi_32bit=yes ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-           ;;
-
-         *)
-           gl_cv_host_cpu_c_abi_32bit=unknown
-           ;;
-       esac
-     fi
-
+         fi
+         ;;
+     esac
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_host_cpu_c_abi_32bit" >&5
 printf "%s\n" "$gl_cv_host_cpu_c_abi_32bit" >&6; }
@@ -21526,8 +23777,8 @@ printf %s "checking for ELF binary format... " >&6; }
 if test ${gl_cv_elf+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #if defined __ELF__ || (defined __linux__ && defined __EDG__)
         Extensible Linking Format
@@ -21535,15 +23786,17 @@ else $as_nop
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Extensible Linking Format" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Extensible Linking Format" >/dev/null 2>&1
 then :
   gl_cv_elf=yes
-else $as_nop
-  gl_cv_elf=no
+else case e in #(
+  e) gl_cv_elf=no ;;
+esac
 fi
 rm -rf conftest*
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_elf" >&5
 printf "%s\n" "$gl_cv_elf" >&6; }
@@ -21602,8 +23855,8 @@ printf %s "checking for the common suffixes of directories in the library search
 if test ${acl_cv_libdirstems+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-            acl_libdirstem=lib
+else case e in #(
+  e)           acl_libdirstem=lib
      acl_libdirstem2=
      acl_libdirstem3=
      case "$host_os" in
@@ -21616,6 +23869,13 @@ else $as_nop
            esac
          fi
          ;;
+       netbsd*)
+                           if test $HOST_CPU_C_ABI_32BIT != no; then
+           case "$host_cpu" in
+             sparc*) acl_libdirstem2=lib/sparc ;;
+           esac
+         fi
+         ;;
        *)
                                                                                  searchpath=`(LC_ALL=C $CC $CPPFLAGS $CFLAGS -print-search-dirs) 2>/dev/null \
                      | sed -n -e 's,^libraries: ,,p' | sed -e 's,^=,,'`
@@ -21632,7 +23892,7 @@ else $as_nop
            fi
          fi
          if test -n "$searchpath"; then
-           acl_save_IFS="${IFS= 	}"; IFS=":"
+           acl_saved_IFS="${IFS= 	}"; IFS=":"
            for searchdir in $searchpath; do
              if test -d "$searchdir"; then
                case "$searchdir" in
@@ -21649,7 +23909,7 @@ else $as_nop
                esac
              fi
            done
-           IFS="$acl_save_IFS"
+           IFS="$acl_saved_IFS"
            if test $HOST_CPU_C_ABI_32BIT = yes; then
              # 32-bit ABI.
              acl_libdirstem3=
@@ -21664,7 +23924,8 @@ else $as_nop
      test -n "$acl_libdirstem2" || acl_libdirstem2="$acl_libdirstem"
      test -n "$acl_libdirstem3" || acl_libdirstem3="$acl_libdirstem"
      acl_cv_libdirstems="$acl_libdirstem,$acl_libdirstem2,$acl_libdirstem3"
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $acl_cv_libdirstems" >&5
 printf "%s\n" "$acl_cv_libdirstems" >&6; }
@@ -21684,9 +23945,9 @@ printf "%s\n" "$acl_cv_libdirstems" >&6; }
 
     use_additional=yes
 
-  acl_save_prefix="$prefix"
+  acl_saved_prefix="$prefix"
   prefix="$acl_final_prefix"
-  acl_save_exec_prefix="$exec_prefix"
+  acl_saved_exec_prefix="$exec_prefix"
   exec_prefix="$acl_final_exec_prefix"
 
     eval additional_includedir=\"$includedir\"
@@ -21694,8 +23955,8 @@ printf "%s\n" "$acl_cv_libdirstems" >&6; }
     eval additional_libdir2=\"$exec_prefix/$acl_libdirstem2\"
     eval additional_libdir3=\"$exec_prefix/$acl_libdirstem3\"
 
-  exec_prefix="$acl_save_exec_prefix"
-  prefix="$acl_save_prefix"
+  exec_prefix="$acl_saved_exec_prefix"
+  prefix="$acl_saved_prefix"
 
 
 # Check whether --with-libiconv-prefix was given.
@@ -21707,9 +23968,9 @@ then :
     else
       if test "X$withval" = "X"; then
 
-  acl_save_prefix="$prefix"
+  acl_saved_prefix="$prefix"
   prefix="$acl_final_prefix"
-  acl_save_exec_prefix="$exec_prefix"
+  acl_saved_exec_prefix="$exec_prefix"
   exec_prefix="$acl_final_exec_prefix"
 
           eval additional_includedir=\"$includedir\"
@@ -21717,8 +23978,8 @@ then :
           eval additional_libdir2=\"$exec_prefix/$acl_libdirstem2\"
           eval additional_libdir3=\"$exec_prefix/$acl_libdirstem3\"
 
-  exec_prefix="$acl_save_exec_prefix"
-  prefix="$acl_save_prefix"
+  exec_prefix="$acl_saved_exec_prefix"
+  prefix="$acl_saved_prefix"
 
       else
         additional_includedir="$withval/include"
@@ -21830,13 +24091,13 @@ fi
           if test "X$found_dir" = "X"; then
             for x in $LDFLAGS $LTLIBICONV; do
 
-  acl_save_prefix="$prefix"
+  acl_saved_prefix="$prefix"
   prefix="$acl_final_prefix"
-  acl_save_exec_prefix="$exec_prefix"
+  acl_saved_exec_prefix="$exec_prefix"
   exec_prefix="$acl_final_exec_prefix"
   eval x=\"$x\"
-  exec_prefix="$acl_save_exec_prefix"
-  prefix="$acl_save_prefix"
+  exec_prefix="$acl_saved_exec_prefix"
+  prefix="$acl_saved_prefix"
 
               case "$x" in
                 -L*)
@@ -21924,13 +24185,13 @@ fi
                                                                                 haveit=
                     for x in $LDFLAGS $LIBICONV; do
 
-  acl_save_prefix="$prefix"
+  acl_saved_prefix="$prefix"
   prefix="$acl_final_prefix"
-  acl_save_exec_prefix="$exec_prefix"
+  acl_saved_exec_prefix="$exec_prefix"
   exec_prefix="$acl_final_exec_prefix"
   eval x=\"$x\"
-  exec_prefix="$acl_save_exec_prefix"
-  prefix="$acl_save_prefix"
+  exec_prefix="$acl_saved_exec_prefix"
+  prefix="$acl_saved_prefix"
 
                       if test "X$x" = "X-L$found_dir"; then
                         haveit=yes
@@ -21992,13 +24253,13 @@ fi
                 if test -z "$haveit"; then
                   for x in $CPPFLAGS $INCICONV; do
 
-  acl_save_prefix="$prefix"
+  acl_saved_prefix="$prefix"
   prefix="$acl_final_prefix"
-  acl_save_exec_prefix="$exec_prefix"
+  acl_saved_exec_prefix="$exec_prefix"
   exec_prefix="$acl_final_exec_prefix"
   eval x=\"$x\"
-  exec_prefix="$acl_save_exec_prefix"
-  prefix="$acl_save_prefix"
+  exec_prefix="$acl_saved_exec_prefix"
+  prefix="$acl_saved_prefix"
 
                     if test "X$x" = "X-I$additional_includedir"; then
                       haveit=yes
@@ -22014,12 +24275,12 @@ fi
               fi
             fi
                         if test -n "$found_la"; then
-                                                        save_libdir="$libdir"
+                                                        saved_libdir="$libdir"
               case "$found_la" in
                 */* | *\\*) . "$found_la" ;;
                 *) . "./$found_la" ;;
               esac
-              libdir="$save_libdir"
+              libdir="$saved_libdir"
                             for dep in $dependency_libs; do
                 case "$dep" in
                   -L*)
@@ -22041,13 +24302,13 @@ fi
                         haveit=
                         for x in $LDFLAGS $LIBICONV; do
 
-  acl_save_prefix="$prefix"
+  acl_saved_prefix="$prefix"
   prefix="$acl_final_prefix"
-  acl_save_exec_prefix="$exec_prefix"
+  acl_saved_exec_prefix="$exec_prefix"
   exec_prefix="$acl_final_exec_prefix"
   eval x=\"$x\"
-  exec_prefix="$acl_save_exec_prefix"
-  prefix="$acl_save_prefix"
+  exec_prefix="$acl_saved_exec_prefix"
+  prefix="$acl_saved_prefix"
 
                           if test "X$x" = "X-L$dependency_libdir"; then
                             haveit=yes
@@ -22062,13 +24323,13 @@ fi
                         haveit=
                         for x in $LDFLAGS $LTLIBICONV; do
 
-  acl_save_prefix="$prefix"
+  acl_saved_prefix="$prefix"
   prefix="$acl_final_prefix"
-  acl_save_exec_prefix="$exec_prefix"
+  acl_saved_exec_prefix="$exec_prefix"
   exec_prefix="$acl_final_exec_prefix"
   eval x=\"$x\"
-  exec_prefix="$acl_save_exec_prefix"
-  prefix="$acl_save_prefix"
+  exec_prefix="$acl_saved_exec_prefix"
+  prefix="$acl_saved_prefix"
 
                           if test "X$x" = "X-L$dependency_libdir"; then
                             haveit=yes
@@ -22142,17 +24403,17 @@ fi
       for found_dir in $rpathdirs; do
         alldirs="${alldirs}${alldirs:+$acl_hardcode_libdir_separator}$found_dir"
       done
-            acl_save_libdir="$libdir"
+            acl_saved_libdir="$libdir"
       libdir="$alldirs"
       eval flag=\"$acl_hardcode_libdir_flag_spec\"
-      libdir="$acl_save_libdir"
+      libdir="$acl_saved_libdir"
       LIBICONV="${LIBICONV}${LIBICONV:+ }$flag"
     else
             for found_dir in $rpathdirs; do
-        acl_save_libdir="$libdir"
+        acl_saved_libdir="$libdir"
         libdir="$found_dir"
         eval flag=\"$acl_hardcode_libdir_flag_spec\"
-        libdir="$acl_save_libdir"
+        libdir="$acl_saved_libdir"
         LIBICONV="${LIBICONV}${LIBICONV:+ }$flag"
       done
     fi
@@ -22185,19 +24446,19 @@ fi
 
 
 
-          am_save_CPPFLAGS="$CPPFLAGS"
+          gl_saved_CPPFLAGS="$CPPFLAGS"
 
   for element in $INCICONV; do
     haveit=
     for x in $CPPFLAGS; do
 
-  acl_save_prefix="$prefix"
+  acl_saved_prefix="$prefix"
   prefix="$acl_final_prefix"
-  acl_save_exec_prefix="$exec_prefix"
+  acl_saved_exec_prefix="$exec_prefix"
   exec_prefix="$acl_final_exec_prefix"
   eval x=\"$x\"
-  exec_prefix="$acl_save_exec_prefix"
-  prefix="$acl_save_prefix"
+  exec_prefix="$acl_saved_exec_prefix"
+  prefix="$acl_saved_prefix"
 
       if test "X$x" = "X$element"; then
         haveit=yes
@@ -22215,8 +24476,8 @@ printf %s "checking for iconv... " >&6; }
 if test ${am_cv_func_iconv+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
     am_cv_func_iconv="no, consider installing GNU libiconv"
     am_cv_lib_iconv=no
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -22242,7 +24503,7 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
     if test "$am_cv_func_iconv" != yes; then
-      am_save_LIBS="$LIBS"
+      gl_saved_LIBS="$LIBS"
       LIBS="$LIBS $LIBICONV"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -22267,9 +24528,10 @@ then :
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-      LIBS="$am_save_LIBS"
+      LIBS="$gl_saved_LIBS"
     fi
-
+   ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_func_iconv" >&5
 printf "%s\n" "$am_cv_func_iconv" >&6; }
@@ -22279,9 +24541,9 @@ printf %s "checking for working iconv... " >&6; }
 if test ${am_cv_func_iconv_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
-                  am_save_LIBS="$LIBS"
+else case e in #(
+  e)
+                  gl_saved_LIBS="$LIBS"
       if test $am_cv_lib_iconv = yes; then
         LIBS="$LIBS $LIBICONV"
       fi
@@ -22293,8 +24555,8 @@ then :
              aix* | hpux*) am_cv_func_iconv_works="guessing no" ;;
              *)            am_cv_func_iconv_works="guessing yes" ;;
            esac
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <iconv.h>
@@ -22423,13 +24685,15 @@ then :
   am_cv_func_iconv_works=yes
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
         test "$am_cv_func_iconv_works" = no || break
       done
-      LIBS="$am_save_LIBS"
-
+      LIBS="$gl_saved_LIBS"
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_func_iconv_works" >&5
 printf "%s\n" "$am_cv_func_iconv_works" >&6; }
@@ -22451,7 +24715,7 @@ printf %s "checking how to link with libiconv... " >&6; }
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LIBICONV" >&5
 printf "%s\n" "$LIBICONV" >&6; }
   else
-            CPPFLAGS="$am_save_CPPFLAGS"
+            CPPFLAGS="$gl_saved_CPPFLAGS"
     LIBICONV=
     LTLIBICONV=
   fi
@@ -22464,8 +24728,8 @@ printf %s "checking whether iconv is compatible with its POSIX signature... " >&
 if test ${gl_cv_iconv_nonconst+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdlib.h>
@@ -22487,11 +24751,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_iconv_nonconst=yes
-else $as_nop
-  gl_cv_iconv_nonconst=no
+else case e in #(
+  e) gl_cv_iconv_nonconst=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_iconv_nonconst" >&5
 printf "%s\n" "$gl_cv_iconv_nonconst" >&6; }
@@ -22553,8 +24819,8 @@ printf %s "checking absolute name of <iconv.h>... " >&6; }
 if test ${gl_cv_next_iconv_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_iconv_h = yes; then
 
 
@@ -22570,7 +24836,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -22596,7 +24862,8 @@ _ACEOF
                gl_cv_next_iconv_h='<'iconv.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_iconv_h" >&5
 printf "%s\n" "$gl_cv_next_iconv_h" >&6; }
@@ -22627,8 +24894,8 @@ printf %s "checking for inline... " >&6; }
 if test ${ac_cv_c_inline+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_c_inline=no
+else case e in #(
+  e) ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -22646,7 +24913,8 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   test "$ac_cv_c_inline" != no && break
 done
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_inline" >&5
 printf "%s\n" "$ac_cv_c_inline" >&6; }
@@ -22685,8 +24953,8 @@ printf %s "checking absolute name of <limits.h>... " >&6; }
 if test ${gl_cv_next_limits_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_limits_h = yes; then
 
 
@@ -22702,7 +24970,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -22728,7 +24996,8 @@ _ACEOF
                gl_cv_next_limits_h='<'limits.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_limits_h" >&5
 printf "%s\n" "$gl_cv_next_limits_h" >&6; }
@@ -22753,8 +25022,8 @@ printf %s "checking whether limits.h has WORD_BIT, BOOL_WIDTH etc.... " >&6; }
 if test ${gl_cv_header_limits_width+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #ifndef __STDC_WANT_IEC_60559_BFP_EXT__
              #define __STDC_WANT_IEC_60559_BFP_EXT__ 1
@@ -22764,6 +25033,8 @@ else $as_nop
             int wb = WORD_BIT;
             int ullw = ULLONG_WIDTH;
             int bw = BOOL_WIDTH;
+            int bm = BOOL_MAX;
+            int mblm = MB_LEN_MAX;
 
 int
 main (void)
@@ -22776,18 +25047,48 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_limits_width=yes
-else $as_nop
-  gl_cv_header_limits_width=no
+else case e in #(
+  e) gl_cv_header_limits_width=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_limits_width" >&5
 printf "%s\n" "$gl_cv_header_limits_width" >&6; }
-  if test "$gl_cv_header_limits_width" = yes; then
-    GL_GENERATE_LIMITS_H=false
-  else
-    GL_GENERATE_LIMITS_H=true
-  fi
+  GL_GENERATE_LIMITS_H=true
+  if test "$gl_cv_header_limits_width" = yes
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether limits.h has SSIZE_MAX" >&5
+printf %s "checking whether limits.h has SSIZE_MAX... " >&6; }
+if test ${gl_cv_header_limits_ssize_max+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <limits.h>
+               #ifndef SSIZE_MAX
+                 #error "SSIZE_MAX is not defined"
+               #endif
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  gl_cv_header_limits_ssize_max=yes
+else case e in #(
+  e) gl_cv_header_limits_ssize_max=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_limits_ssize_max" >&5
+printf "%s\n" "$gl_cv_header_limits_ssize_max" >&6; }
+     if test "$gl_cv_header_limits_ssize_max" = yes; then
+       GL_GENERATE_LIMITS_H=false
+     fi
+fi
 
 
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for wint_t" >&5
@@ -22795,8 +25096,8 @@ printf %s "checking for wint_t... " >&6; }
 if test ${gt_cv_c_wint_t+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <wchar.h>
             wint_t foo = (wchar_t)'\0';
@@ -22811,10 +25112,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gt_cv_c_wint_t=yes
-else $as_nop
-  gt_cv_c_wint_t=no
+else case e in #(
+  e) gt_cv_c_wint_t=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_wint_t" >&5
 printf "%s\n" "$gt_cv_c_wint_t" >&6; }
@@ -22828,8 +25131,8 @@ printf %s "checking whether wint_t is large enough... " >&6; }
 if test ${gl_cv_type_wint_t_large_enough+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <wchar.h>
               int verify[sizeof (wint_t) < sizeof (int) ? -1 : 1];
@@ -22845,10 +25148,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_type_wint_t_large_enough=yes
-else $as_nop
-  gl_cv_type_wint_t_large_enough=no
+else case e in #(
+  e) gl_cv_type_wint_t_large_enough=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_wint_t_large_enough" >&5
 printf "%s\n" "$gl_cv_type_wint_t_large_enough" >&6; }
@@ -22868,8 +25173,8 @@ printf %s "checking whether the compiler produces multi-arch binaries... " >&6;
 if test ${gl_cv_c_multiarch+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gl_cv_c_multiarch=no
+else case e in #(
+  e) gl_cv_c_multiarch=no
      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #ifndef __APPLE_CC__
@@ -22904,7 +25209,8 @@ then :
 
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_c_multiarch" >&5
 printf "%s\n" "$gl_cv_c_multiarch" >&6; }
@@ -22968,8 +25274,8 @@ printf %s "checking absolute name of <stdint.h>... " >&6; }
 if test ${gl_cv_next_stdint_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_stdint_h = yes; then
 
 
@@ -22985,7 +25291,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -23011,7 +25317,8 @@ _ACEOF
                gl_cv_next_stdint_h='<'stdint.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdint_h" >&5
 printf "%s\n" "$gl_cv_next_stdint_h" >&6; }
@@ -23043,8 +25350,8 @@ printf %s "checking whether stdint.h conforms to C99... " >&6; }
 if test ${gl_cv_header_working_stdint_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gl_cv_header_working_stdint_h=no
+else case e in #(
+  e) gl_cv_header_working_stdint_h=no
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -23139,7 +25446,10 @@ intmax_t i = INTMAX_MAX;
 uintmax_t j = UINTMAX_MAX;
 
 /* Check that SIZE_MAX has the correct type, if possible.  */
-#if 201112 <= __STDC_VERSION__
+/* ISO C 11 mandates _Generic, but GCC versions < 4.9 lack it.  */
+#if 201112 <= __STDC_VERSION__ \
+    && (!defined __GNUC__ || 4 < __GNUC__ + (9 <= __GNUC_MINOR__) \
+        || defined __clang__)
 int k = _Generic (SIZE_MAX, size_t: 0);
 #elif (2 <= __GNUC__ || 4 <= __clang_major__ || defined __IBM__TYPEOF__ \
        || (0x5110 <= __SUNPRO_C && !__STDC__))
@@ -23220,14 +25530,14 @@ then :
                                                     if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                         # Guess yes on native Windows.
-                 mingw*) gl_cv_header_working_stdint_h="guessing yes" ;;
-                         # In general, assume it works.
-                 *)      gl_cv_header_working_stdint_h="guessing yes" ;;
+                                    # Guess yes on native Windows.
+                 mingw* | windows*) gl_cv_header_working_stdint_h="guessing yes" ;;
+                                    # In general, assume it works.
+                 *)                 gl_cv_header_working_stdint_h="guessing yes" ;;
                esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 
@@ -23305,13 +25615,15 @@ then :
   gl_cv_header_working_stdint_h=yes
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
 
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_stdint_h" >&5
 printf "%s\n" "$gl_cv_header_working_stdint_h" >&6; }
@@ -23329,8 +25641,8 @@ printf %s "checking whether stdint.h works without ISO C predefines... " >&6; }
 if test ${gl_cv_header_stdint_without_STDC_macros+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gl_cv_header_stdint_without_STDC_macros=no
+else case e in #(
+  e) gl_cv_header_stdint_without_STDC_macros=no
          cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -23362,7 +25674,8 @@ then :
   gl_cv_header_stdint_without_STDC_macros=yes
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_stdint_without_STDC_macros" >&5
 printf "%s\n" "$gl_cv_header_stdint_without_STDC_macros" >&6; }
@@ -23380,8 +25693,8 @@ printf %s "checking whether stdint.h has UINTMAX_WIDTH etc.... " >&6; }
 if test ${gl_cv_header_stdint_width+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gl_cv_header_stdint_width=no
+else case e in #(
+  e) gl_cv_header_stdint_width=no
          cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -23412,7 +25725,8 @@ if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_stdint_width=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_stdint_width" >&5
 printf "%s\n" "$gl_cv_header_stdint_width" >&6; }
@@ -23451,8 +25765,8 @@ printf %s "checking for bit size of $gltype... " >&6; }
 if eval test \${gl_cv_bitsizeof_${gltype}+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result"        "
+else case e in #(
+  e) if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result"        "
   #include <stddef.h>
   #include <signal.h>
   #if HAVE_WCHAR_H
@@ -23462,12 +25776,14 @@ else $as_nop
 #include <limits.h>"
 then :
 
-else $as_nop
-  result=unknown
+else case e in #(
+  e) result=unknown ;;
+esac
 fi
 
        eval gl_cv_bitsizeof_${gltype}=\$result
-
+       ;;
+esac
 fi
 eval ac_res=\$gl_cv_bitsizeof_${gltype}
 	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
@@ -23492,8 +25808,8 @@ printf %s "checking for bit size of $gltype... " >&6; }
 if eval test \${gl_cv_bitsizeof_${gltype}+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result"        "
+else case e in #(
+  e) if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result"        "
   #include <stddef.h>
   #include <signal.h>
   #if HAVE_WCHAR_H
@@ -23503,12 +25819,14 @@ else $as_nop
 #include <limits.h>"
 then :
 
-else $as_nop
-  result=unknown
+else case e in #(
+  e) result=unknown ;;
+esac
 fi
 
        eval gl_cv_bitsizeof_${gltype}=\$result
-
+       ;;
+esac
 fi
 eval ac_res=\$gl_cv_bitsizeof_${gltype}
 	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
@@ -23532,8 +25850,8 @@ printf %s "checking whether $gltype is signed... " >&6; }
 if eval test \${gl_cv_type_${gltype}_signed+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
   #include <stddef.h>
@@ -23554,12 +25872,14 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   result=yes
-else $as_nop
-  result=no
+else case e in #(
+  e) result=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
        eval gl_cv_type_${gltype}_signed=\$result
-
+       ;;
+esac
 fi
 eval ac_res=\$gl_cv_type_${gltype}_signed
 	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
@@ -23587,8 +25907,8 @@ printf %s "checking for $gltype integer literal suffix... " >&6; }
 if eval test \${gl_cv_type_${gltype}_suffix+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  eval gl_cv_type_${gltype}_suffix=no
+else case e in #(
+  e) eval gl_cv_type_${gltype}_suffix=no
        eval result=\$gl_cv_type_${gltype}_signed
        if test "$result" = yes; then
          glsufu=
@@ -23632,7 +25952,8 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
          eval result=\$gl_cv_type_${gltype}_suffix
          test "$result" != no && break
-       done
+       done ;;
+esac
 fi
 eval ac_res=\$gl_cv_type_${gltype}_suffix
 	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
@@ -23655,8 +25976,8 @@ printf %s "checking for $gltype integer literal suffix... " >&6; }
 if eval test \${gl_cv_type_${gltype}_suffix+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  eval gl_cv_type_${gltype}_suffix=no
+else case e in #(
+  e) eval gl_cv_type_${gltype}_suffix=no
        eval result=\$gl_cv_type_${gltype}_signed
        if test "$result" = yes; then
          glsufu=
@@ -23700,7 +26021,8 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
          eval result=\$gl_cv_type_${gltype}_suffix
          test "$result" != no && break
-       done
+       done ;;
+esac
 fi
 eval ac_res=\$gl_cv_type_${gltype}_suffix
 	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
@@ -23737,6 +26059,10 @@ printf "%s\n" "$ac_res" >&6; }
   HAVE_DECL_STRTOIMAX=1;
   HAVE_DECL_STRTOUMAX=1;
   HAVE_IMAXDIV_T=1;
+  HAVE_IMAXABS=1;
+  HAVE_IMAXDIV=1;
+  REPLACE_IMAXABS=0;
+  REPLACE_IMAXDIV=0;
   REPLACE_STRTOIMAX=0;
   REPLACE_STRTOUMAX=0;
   INT32_MAX_LT_INTMAX_MAX=1;
@@ -23767,8 +26093,8 @@ printf %s "checking absolute name of <inttypes.h>... " >&6; }
 if test ${gl_cv_next_inttypes_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_inttypes_h = yes; then
 
 
@@ -23784,7 +26110,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -23810,7 +26136,8 @@ _ACEOF
                gl_cv_next_inttypes_h='<'inttypes.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_inttypes_h" >&5
 printf "%s\n" "$gl_cv_next_inttypes_h" >&6; }
@@ -23862,8 +26189,8 @@ printf %s "checking where to find the exponent in a 'double'... " >&6; }
 if test ${gl_cv_cc_double_expbit0+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
@@ -23876,17 +26203,17 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "mixed_endianness" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "mixed_endianness" >/dev/null 2>&1
 then :
   gl_cv_cc_double_expbit0="unknown"
-else $as_nop
-
+else case e in #(
+  e)
                                                          :
 if test ${ac_cv_c_bigendian+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_c_bigendian=unknown
+else case e in #(
+  e) ac_cv_c_bigendian=unknown
     # See if we're dealing with a universal compiler.
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23932,8 +26259,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 int
 main (void)
 {
-#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \
-		     && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \
+#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \\
+		     && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \\
 		     && LITTLE_ENDIAN)
 	      bogus endian macros
 	     #endif
@@ -23964,8 +26291,9 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_c_bigendian=yes
-else $as_nop
-  ac_cv_c_bigendian=no
+else case e in #(
+  e) ac_cv_c_bigendian=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
@@ -24009,8 +26337,9 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_c_bigendian=yes
-else $as_nop
-  ac_cv_c_bigendian=no
+else case e in #(
+  e) ac_cv_c_bigendian=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
@@ -24037,22 +26366,23 @@ unsigned short int ascii_mm[] =
 		int use_ebcdic (int i) {
 		  return ebcdic_mm[i] + ebcdic_ii[i];
 		}
-		extern int foo;
-
-int
-main (void)
-{
-return use_ascii (foo) == use_ebcdic (foo);
-  ;
-  return 0;
-}
+		int
+		main (int argc, char **argv)
+		{
+		  /* Intimidate the compiler so that it does not
+		     optimize the arrays away.  */
+		  char *p = argv[0];
+		  ascii_mm[1] = *p++; ebcdic_mm[1] = *p++;
+		  ascii_ii[1] = *p++; ebcdic_ii[1] = *p++;
+		  return use_ascii (argc) == use_ebcdic (*p);
+		}
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
+if ac_fn_c_try_link "$LINENO"
 then :
-  if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then
+  if grep BIGenDianSyS conftest$ac_exeext >/dev/null; then
 	      ac_cv_c_bigendian=yes
 	    fi
-	    if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then
+	    if grep LiTTleEnDian conftest$ac_exeext >/dev/null ; then
 	      if test "$ac_cv_c_bigendian" = unknown; then
 		ac_cv_c_bigendian=no
 	      else
@@ -24061,9 +26391,10 @@ then :
 	      fi
 	    fi
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
 int
@@ -24086,14 +26417,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   ac_cv_c_bigendian=no
-else $as_nop
-  ac_cv_c_bigendian=yes
+else case e in #(
+  e) ac_cv_c_bigendian=yes ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-    fi
+    fi ;;
+esac
 fi
 :
  case $ac_cv_c_bigendian in #(
@@ -24110,13 +26444,14 @@ printf "%s\n" "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h
      gl_cv_cc_double_expbit0="unknown" ;;
  esac
 
-
+                                                       ;;
+esac
 fi
 rm -rf conftest*
 
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <float.h>
@@ -24186,15 +26521,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_cc_double_expbit0=`cat conftest.out`
-else $as_nop
-  gl_cv_cc_double_expbit0="unknown"
+else case e in #(
+  e) gl_cv_cc_double_expbit0="unknown" ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
       rm -f conftest.out
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_double_expbit0" >&5
 printf "%s\n" "$gl_cv_cc_double_expbit0" >&6; }
@@ -24217,13 +26555,13 @@ printf %s "checking where to find the exponent in a 'float'... " >&6; }
 if test ${gl_cv_cc_float_expbit0+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
   gl_cv_cc_float_expbit0="word 0 bit 23"
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <float.h>
@@ -24294,15 +26632,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_cc_float_expbit0=`cat conftest.out`
-else $as_nop
-  gl_cv_cc_float_expbit0="unknown"
+else case e in #(
+  e) gl_cv_cc_float_expbit0="unknown" ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
       rm -f conftest.out
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_expbit0" >&5
 printf "%s\n" "$gl_cv_cc_float_expbit0" >&6; }
@@ -24325,8 +26666,8 @@ printf %s "checking whether byte ordering is bigendian... " >&6; }
 if test ${ac_cv_c_bigendian+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_c_bigendian=unknown
+else case e in #(
+  e) ac_cv_c_bigendian=unknown
     # See if we're dealing with a universal compiler.
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -24372,8 +26713,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 int
 main (void)
 {
-#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \
-		     && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \
+#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \\
+		     && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \\
 		     && LITTLE_ENDIAN)
 	      bogus endian macros
 	     #endif
@@ -24404,8 +26745,9 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_c_bigendian=yes
-else $as_nop
-  ac_cv_c_bigendian=no
+else case e in #(
+  e) ac_cv_c_bigendian=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
@@ -24449,8 +26791,9 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_c_bigendian=yes
-else $as_nop
-  ac_cv_c_bigendian=no
+else case e in #(
+  e) ac_cv_c_bigendian=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
@@ -24477,22 +26820,23 @@ unsigned short int ascii_mm[] =
 		int use_ebcdic (int i) {
 		  return ebcdic_mm[i] + ebcdic_ii[i];
 		}
-		extern int foo;
-
-int
-main (void)
-{
-return use_ascii (foo) == use_ebcdic (foo);
-  ;
-  return 0;
-}
+		int
+		main (int argc, char **argv)
+		{
+		  /* Intimidate the compiler so that it does not
+		     optimize the arrays away.  */
+		  char *p = argv[0];
+		  ascii_mm[1] = *p++; ebcdic_mm[1] = *p++;
+		  ascii_ii[1] = *p++; ebcdic_ii[1] = *p++;
+		  return use_ascii (argc) == use_ebcdic (*p);
+		}
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
+if ac_fn_c_try_link "$LINENO"
 then :
-  if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then
+  if grep BIGenDianSyS conftest$ac_exeext >/dev/null; then
 	      ac_cv_c_bigendian=yes
 	    fi
-	    if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then
+	    if grep LiTTleEnDian conftest$ac_exeext >/dev/null ; then
 	      if test "$ac_cv_c_bigendian" = unknown; then
 		ac_cv_c_bigendian=no
 	      else
@@ -24501,9 +26845,10 @@ then :
 	      fi
 	    fi
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
 int
@@ -24526,14 +26871,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   ac_cv_c_bigendian=no
-else $as_nop
-  ac_cv_c_bigendian=yes
+else case e in #(
+  e) ac_cv_c_bigendian=yes ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-    fi
+    fi ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_bigendian" >&5
 printf "%s\n" "$ac_cv_c_bigendian" >&6; }
@@ -24555,12 +26903,164 @@ printf "%s\n" "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h
 
 
 
+
+     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'long double'" >&5
+printf %s "checking where to find the exponent in a 'long double'... " >&6; }
+if test ${gl_cv_cc_long_double_expbit0+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+      if test "$cross_compiling" = yes
+then :
+
+                              gl_cv_cc_long_double_expbit0="unknown"
+          case "$host_os" in
+            mingw* | windows*)
+              # On native Windows (little-endian), we know the result
+              # in two cases: mingw, MSVC.
+              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#ifdef __MINGW32__
+ Known
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP_TRADITIONAL "Known" >/dev/null 2>&1
+then :
+  gl_cv_cc_long_double_expbit0="word 2 bit 0"
+fi
+rm -rf conftest*
+
+              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#ifdef _MSC_VER
+ Known
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP_TRADITIONAL "Known" >/dev/null 2>&1
+then :
+  gl_cv_cc_long_double_expbit0="word 1 bit 20"
+fi
+rm -rf conftest*
+
+              ;;
+          esac
+
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <float.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#define NWORDS \
+  ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
+typedef union { long double value; unsigned int word[NWORDS]; }
+        memory_long_double;
+static unsigned int ored_words[NWORDS];
+static unsigned int anded_words[NWORDS];
+static void add_to_ored_words (long double *x)
+{
+  memory_long_double m;
+  size_t i;
+  /* Clear it first, in case
+     sizeof (long double) < sizeof (memory_long_double).  */
+  memset (&m, 0, sizeof (memory_long_double));
+  m.value = *x;
+  for (i = 0; i < NWORDS; i++)
+    {
+      ored_words[i] |= m.word[i];
+      anded_words[i] &= m.word[i];
+    }
+}
+int main ()
+{
+  static long double samples[5] = { 0.25L, 0.5L, 1.0L, 2.0L, 4.0L };
+  size_t j;
+  FILE *fp = fopen ("conftest.out", "w");
+  if (fp == NULL)
+    return 1;
+  for (j = 0; j < NWORDS; j++)
+    anded_words[j] = ~ (unsigned int) 0;
+  for (j = 0; j < 5; j++)
+    add_to_ored_words (&samples[j]);
+  /* Remove bits that are common (e.g. if representation of the first mantissa
+     bit is explicit).  */
+  for (j = 0; j < NWORDS; j++)
+    ored_words[j] &= ~anded_words[j];
+  /* Now find the nonzero word.  */
+  for (j = 0; j < NWORDS; j++)
+    if (ored_words[j] != 0)
+      break;
+  if (j < NWORDS)
+    {
+      size_t i;
+      for (i = j + 1; i < NWORDS; i++)
+        if (ored_words[i] != 0)
+          {
+            fprintf (fp, "unknown");
+            return (fclose (fp) != 0);
+          }
+      for (i = 0; ; i++)
+        if ((ored_words[j] >> i) & 1)
+          {
+            fprintf (fp, "word %d bit %d", (int) j, (int) i);
+            return (fclose (fp) != 0);
+          }
+    }
+  fprintf (fp, "unknown");
+  return (fclose (fp) != 0);
+}
+
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_cc_long_double_expbit0=`cat conftest.out`
+else case e in #(
+  e) gl_cv_cc_long_double_expbit0="unknown" ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+      rm -f conftest.out
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_long_double_expbit0" >&5
+printf "%s\n" "$gl_cv_cc_long_double_expbit0" >&6; }
+  case "$gl_cv_cc_long_double_expbit0" in
+    word*bit*)
+      word=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'`
+      bit=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word.*bit //'`
+
+printf "%s\n" "#define LDBL_EXPBIT0_WORD $word" >>confdefs.h
+
+
+printf "%s\n" "#define LDBL_EXPBIT0_BIT $bit" >>confdefs.h
+
+      ;;
+  esac
+
+
     HAVE_ISWBLANK=1;
   HAVE_WCTYPE_T=1;
   HAVE_WCTRANS_T=1;
   REPLACE_ISWBLANK=0;
   REPLACE_ISWDIGIT=0;
+  REPLACE_ISWPUNCT=0;
   REPLACE_ISWXDIGIT=0;
+  REPLACE_WCTRANS=0;
+  REPLACE_WCTYPE=0;
 
 
 
@@ -24613,8 +27113,8 @@ printf %s "checking absolute name of <wctype.h>... " >&6; }
 if test ${gl_cv_next_wctype_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_wctype_h = yes; then
 
 
@@ -24630,7 +27130,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -24656,7 +27156,8 @@ _ACEOF
                gl_cv_next_wctype_h='<'wctype.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_wctype_h" >&5
 printf "%s\n" "$gl_cv_next_wctype_h" >&6; }
@@ -24682,8 +27183,8 @@ printf %s "checking whether iswcntrl works... " >&6; }
 if test ${gl_cv_func_iswcntrl_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
           if test "$cross_compiling" = yes
 then :
                cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -24703,13 +27204,14 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_func_iswcntrl_works="guessing yes"
-else $as_nop
-  gl_cv_func_iswcntrl_works="guessing no"
+else case e in #(
+  e) gl_cv_func_iswcntrl_works="guessing no" ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
                #include <wchar.h>
@@ -24720,14 +27222,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_iswcntrl_works=yes
-else $as_nop
-  gl_cv_func_iswcntrl_works=no
+else case e in #(
+  e) gl_cv_func_iswcntrl_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_iswcntrl_works" >&5
 printf "%s\n" "$gl_cv_func_iswcntrl_works" >&6; }
@@ -24774,8 +27279,9 @@ fi
 if test "x$ac_cv_have_decl_towlower" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_TOWLOWER $ac_have_decl" >>confdefs.h
 
@@ -24797,8 +27303,8 @@ printf %s "checking for wctype_t... " >&6; }
 if test ${gl_cv_type_wctype_t+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <wchar.h>
             #if HAVE_WCTYPE_H
@@ -24817,11 +27323,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_type_wctype_t=yes
-else $as_nop
-  gl_cv_type_wctype_t=no
+else case e in #(
+  e) gl_cv_type_wctype_t=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_wctype_t" >&5
 printf "%s\n" "$gl_cv_type_wctype_t" >&6; }
@@ -24834,8 +27342,8 @@ printf %s "checking for wctrans_t... " >&6; }
 if test ${gl_cv_type_wctrans_t+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <wchar.h>
             #include <wctype.h>
@@ -24852,11 +27360,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_type_wctrans_t=yes
-else $as_nop
-  gl_cv_type_wctrans_t=no
+else case e in #(
+  e) gl_cv_type_wctrans_t=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_wctrans_t" >&5
 printf "%s\n" "$gl_cv_type_wctrans_t" >&6; }
@@ -24870,7 +27380,6 @@ printf "%s\n" "$gl_cv_type_wctrans_t" >&6; }
 
 
 
-
   GL_GNULIB_ISWBLANK=0
 
 
@@ -24879,6 +27388,10 @@ printf "%s\n" "$gl_cv_type_wctrans_t" >&6; }
 
 
 
+  GL_GNULIB_ISWPUNCT=0
+
+
+
   GL_GNULIB_ISWXDIGIT=0
 
 
@@ -24900,606 +27413,6 @@ printf "%s\n" "$gl_cv_type_wctrans_t" >&6; }
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nl_langinfo and CODESET" >&5
-printf %s "checking for nl_langinfo and CODESET... " >&6; }
-if test ${am_cv_langinfo_codeset+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <langinfo.h>
-int
-main (void)
-{
-char* cs = nl_langinfo(CODESET); return !cs;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
-  am_cv_langinfo_codeset=yes
-else $as_nop
-  am_cv_langinfo_codeset=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext conftest.$ac_ext
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_langinfo_codeset" >&5
-printf "%s\n" "$am_cv_langinfo_codeset" >&6; }
-  if test $am_cv_langinfo_codeset = yes; then
-
-printf "%s\n" "#define HAVE_LANGINFO_CODESET 1" >>confdefs.h
-
-  fi
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional japanese locale" >&5
-printf %s "checking for a traditional japanese locale... " >&6; }
-if test ${gt_cv_locale_ja+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether MB_CUR_MAX is > 1.  This excludes the dysfunctional locales
-     on Cygwin 1.5.x.  */
-  if (MB_CUR_MAX == 1)
-    return 1;
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Note that on native Windows, the Japanese locale is
-          # Japanese_Japan.932, and CP932 is very different from EUC-JP, so we
-          # cannot use it here.
-          gt_cv_locale_ja=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the AIX locale name.
-          if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_ja=ja_JP
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_ja=ja_JP.EUC-JP
-            else
-              # Test for the HP-UX, OSF/1, NetBSD locale name.
-              if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_ja=ja_JP.eucJP
-              else
-                # Test for the IRIX, FreeBSD locale name.
-                if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_ja=ja_JP.EUC
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_ja=ja
-                  else
-                    # Special test for NetBSD 1.6.
-                    if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then
-                      gt_cv_locale_ja=ja_JP.eucJP
-                    else
-                      # None found.
-                      gt_cv_locale_ja=none
-                    fi
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5
-printf "%s\n" "$gt_cv_locale_ja" >&6; }
-  LOCALE_JA=$gt_cv_locale_ja
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5
-printf %s "checking for a transitional chinese locale... " >&6; }
-if test ${gt_cv_locale_zh_CN+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <stdlib.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  /* Check whether a typical GB18030 multibyte sequence is recognized as a
-     single wide character.  This excludes the GB2312 and GBK encodings.  */
-  if (mblen ("\203\062\332\066", 5) != 4)
-    return 1;
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=Chinese_China.54936 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=Chinese_China.54936
-          else
-            # None found.
-            gt_cv_locale_zh_CN=none
-          fi
-          ;;
-        solaris2.8)
-          # On Solaris 8, the locales zh_CN.GB18030, zh_CN.GBK, zh.GBK are
-          # broken. One witness is the test case in gl_MBRTOWC_SANITYCHECK.
-          # Another witness is that "LC_ALL=zh_CN.GB18030 bash -c true" dumps core.
-          gt_cv_locale_zh_CN=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the locale name without encoding suffix.
-          if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=zh_CN
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_zh_CN=zh_CN.GB18030
-            else
-              # None found.
-              gt_cv_locale_zh_CN=none
-            fi
-          fi
-          ;;
-      esac
-    else
-      # If there was a link error, due to mblen(), the system is so old that
-      # it certainly doesn't have a chinese locale.
-      gt_cv_locale_zh_CN=none
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5
-printf "%s\n" "$gt_cv_locale_zh_CN" >&6; }
-  LOCALE_ZH_CN=$gt_cv_locale_zh_CN
-
-
-
     HAVE_NL_LANGINFO=1;
   REPLACE_NL_LANGINFO=0;
 
@@ -25526,8 +27439,8 @@ printf %s "checking absolute name of <langinfo.h>... " >&6; }
 if test ${gl_cv_next_langinfo_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_langinfo_h = yes; then
 
 
@@ -25543,7 +27456,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -25569,7 +27482,8 @@ _ACEOF
                gl_cv_next_langinfo_h='<'langinfo.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_langinfo_h" >&5
 printf "%s\n" "$gl_cv_next_langinfo_h" >&6; }
@@ -25602,8 +27516,8 @@ printf %s "checking whether langinfo.h defines CODESET... " >&6; }
 if test ${gl_cv_header_langinfo_codeset+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <langinfo.h>
 int a = CODESET;
@@ -25619,11 +27533,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_langinfo_codeset=yes
-else $as_nop
-  gl_cv_header_langinfo_codeset=no
+else case e in #(
+  e) gl_cv_header_langinfo_codeset=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_langinfo_codeset" >&5
 printf "%s\n" "$gl_cv_header_langinfo_codeset" >&6; }
@@ -25635,8 +27551,8 @@ printf %s "checking whether langinfo.h defines T_FMT_AMPM... " >&6; }
 if test ${gl_cv_header_langinfo_t_fmt_ampm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <langinfo.h>
 int a = T_FMT_AMPM;
@@ -25652,11 +27568,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_langinfo_t_fmt_ampm=yes
-else $as_nop
-  gl_cv_header_langinfo_t_fmt_ampm=no
+else case e in #(
+  e) gl_cv_header_langinfo_t_fmt_ampm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_langinfo_t_fmt_ampm" >&5
 printf "%s\n" "$gl_cv_header_langinfo_t_fmt_ampm" >&6; }
@@ -25668,8 +27586,8 @@ printf %s "checking whether langinfo.h defines ALTMON_1... " >&6; }
 if test ${gl_cv_header_langinfo_altmon+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <langinfo.h>
 int a = ALTMON_1;
@@ -25685,11 +27603,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_langinfo_altmon=yes
-else $as_nop
-  gl_cv_header_langinfo_altmon=no
+else case e in #(
+  e) gl_cv_header_langinfo_altmon=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_langinfo_altmon" >&5
 printf "%s\n" "$gl_cv_header_langinfo_altmon" >&6; }
@@ -25701,8 +27621,8 @@ printf %s "checking whether langinfo.h defines ERA... " >&6; }
 if test ${gl_cv_header_langinfo_era+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <langinfo.h>
 int a = ERA;
@@ -25718,11 +27638,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_langinfo_era=yes
-else $as_nop
-  gl_cv_header_langinfo_era=no
+else case e in #(
+  e) gl_cv_header_langinfo_era=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_langinfo_era" >&5
 printf "%s\n" "$gl_cv_header_langinfo_era" >&6; }
@@ -25734,8 +27656,8 @@ printf %s "checking whether langinfo.h defines YESEXPR... " >&6; }
 if test ${gl_cv_header_langinfo_yesexpr+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <langinfo.h>
 int a = YESEXPR;
@@ -25751,11 +27673,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_langinfo_yesexpr=yes
-else $as_nop
-  gl_cv_header_langinfo_yesexpr=no
+else case e in #(
+  e) gl_cv_header_langinfo_yesexpr=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_langinfo_yesexpr" >&5
 printf "%s\n" "$gl_cv_header_langinfo_yesexpr" >&6; }
@@ -25805,8 +27729,8 @@ printf %s "checking for wchar_t... " >&6; }
 if test ${gt_cv_c_wchar_t+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stddef.h>
             wchar_t foo = (wchar_t)'\0';
@@ -25821,10 +27745,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gt_cv_c_wchar_t=yes
-else $as_nop
-  gt_cv_c_wchar_t=no
+else case e in #(
+  e) gt_cv_c_wchar_t=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_wchar_t" >&5
 printf "%s\n" "$gt_cv_c_wchar_t" >&6; }
@@ -25847,10 +27773,17 @@ printf %s "checking for good max_align_t... " >&6; }
 if test ${gl_cv_type_max_align_t+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#include <stddef.h>
+/* On FreeBSD 12.0/x86, max_align_t defined by <stddef.h> has
+               the correct alignment with the default (wrong) definition of
+               _Alignof, but a wrong alignment as soon as we activate an
+               ISO C compliant _Alignof definition.  */
+            #if ((defined __GNUC__ && 4 <= __GNUC__) || defined __clang__) && !defined __cplusplus
+             #define _Alignof(type) __builtin_offsetof (struct { char __a; type __b; }, __b)
+            #endif
+            #include <stddef.h>
             unsigned int s = sizeof (max_align_t);
             #if defined __GNUC__ || defined __clang__ || defined __IBM__ALIGNOF__
             int check1[2 * (__alignof__ (double) <= __alignof__ (max_align_t)) - 1];
@@ -25875,11 +27808,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_type_max_align_t=yes
-else $as_nop
-  gl_cv_type_max_align_t=no
+else case e in #(
+  e) gl_cv_type_max_align_t=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_max_align_t" >&5
 printf "%s\n" "$gl_cv_type_max_align_t" >&6; }
@@ -25898,8 +27833,8 @@ printf %s "checking whether NULL can be used in arbitrary expressions... " >&6;
 if test ${gl_cv_decl_null_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stddef.h>
       int test[2 * (sizeof NULL == sizeof (void *)) -1];
@@ -25915,10 +27850,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_decl_null_works=yes
-else $as_nop
-  gl_cv_decl_null_works=no
+else case e in #(
+  e) gl_cv_decl_null_works=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_decl_null_works" >&5
 printf "%s\n" "$gl_cv_decl_null_works" >&6; }
@@ -25927,6 +27864,43 @@ printf "%s\n" "$gl_cv_decl_null_works" >&6; }
     GL_GENERATE_STDDEF_H=true
   fi
 
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for unreachable" >&5
+printf %s "checking for unreachable... " >&6; }
+if test ${gl_cv_func_unreachable+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stddef.h>
+
+int
+main (void)
+{
+unreachable ();
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  gl_cv_func_unreachable=yes
+else case e in #(
+  e) gl_cv_func_unreachable=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_unreachable" >&5
+printf "%s\n" "$gl_cv_func_unreachable" >&6; }
+  if test $gl_cv_func_unreachable = no; then
+    GL_GENERATE_STDDEF_H=true
+  fi
+
   if $GL_GENERATE_STDDEF_H; then
 
 
@@ -25944,8 +27918,8 @@ printf %s "checking absolute name of <stddef.h>... " >&6; }
 if test ${gl_cv_next_stddef_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -25958,7 +27932,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -25981,7 +27955,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_stddef_h
           gl_cv_next_stddef_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stddef_h" >&5
 printf "%s\n" "$gl_cv_next_stddef_h" >&6; }
@@ -26011,8 +27986,8 @@ printf %s "checking whether locale.h defines locale_t... " >&6; }
 if test ${gl_cv_header_locale_has_locale_t+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <locale.h>
             locale_t x;
@@ -26027,11 +28002,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_locale_has_locale_t=yes
-else $as_nop
-  gl_cv_header_locale_has_locale_t=no
+else case e in #(
+  e) gl_cv_header_locale_has_locale_t=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_locale_has_locale_t" >&5
 printf "%s\n" "$gl_cv_header_locale_has_locale_t" >&6; }
@@ -26079,8 +28056,8 @@ printf %s "checking whether locale.h conforms to POSIX:2001... " >&6; }
 if test ${gl_cv_header_locale_h_posix2001+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <locale.h>
             int x = LC_MESSAGES;
@@ -26096,10 +28073,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_locale_h_posix2001=yes
-else $as_nop
-  gl_cv_header_locale_h_posix2001=no
+else case e in #(
+  e) gl_cv_header_locale_h_posix2001=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_locale_h_posix2001" >&5
 printf "%s\n" "$gl_cv_header_locale_h_posix2001" >&6; }
@@ -26109,8 +28088,8 @@ printf %s "checking whether struct lconv is properly defined... " >&6; }
 if test ${gl_cv_sys_struct_lconv_ok+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <locale.h>
             struct lconv l;
@@ -26127,17 +28106,21 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_sys_struct_lconv_ok=yes
-else $as_nop
-  gl_cv_sys_struct_lconv_ok=no
+else case e in #(
+  e) gl_cv_sys_struct_lconv_ok=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_lconv_ok" >&5
 printf "%s\n" "$gl_cv_sys_struct_lconv_ok" >&6; }
   if test $gl_cv_sys_struct_lconv_ok = no; then
             case "$host_os" in
-      mingw*)
+      windows*-msvc*)
+        ;;
+      mingw* | windows*)
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -26147,11 +28130,12 @@ printf "%s\n" "$gl_cv_sys_struct_lconv_ok" >&6; }
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Special" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Special" >/dev/null 2>&1
 then :
 
-else $as_nop
-  REPLACE_STRUCT_LCONV=1
+else case e in #(
+  e) REPLACE_STRUCT_LCONV=1 ;;
+esac
 fi
 rm -rf conftest*
 
@@ -26176,8 +28160,8 @@ printf %s "checking absolute name of <locale.h>... " >&6; }
 if test ${gl_cv_next_locale_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -26190,7 +28174,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -26213,7 +28197,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_locale_h
           gl_cv_next_locale_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_locale_h" >&5
 printf "%s\n" "$gl_cv_next_locale_h" >&6; }
@@ -26255,7 +28240,7 @@ printf "%s\n" "$gl_cv_next_locale_h" >&6; }
 
 
 
-  GL_GNULIB_LOCALENAME=0
+  GL_GNULIB_LOCALENAME_UNSAFE=0
 
 
 
@@ -26265,8 +28250,8 @@ printf %s "checking for LC_MESSAGES... " >&6; }
 if test ${gt_cv_val_LC_MESSAGES+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <locale.h>
 int
@@ -26280,11 +28265,13 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gt_cv_val_LC_MESSAGES=yes
-else $as_nop
-  gt_cv_val_LC_MESSAGES=no
+else case e in #(
+  e) gt_cv_val_LC_MESSAGES=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext conftest.$ac_ext
+    conftest$ac_exeext conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_val_LC_MESSAGES" >&5
 printf "%s\n" "$gt_cv_val_LC_MESSAGES" >&6; }
@@ -26305,6 +28292,73 @@ printf "%s\n" "#define HAVE_LC_MESSAGES 1" >>confdefs.h
 
 
 
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for uselocale" >&5
+printf %s "checking for uselocale... " >&6; }
+if test ${gl_cv_onwards_func_uselocale+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "uselocale" "ac_cv_have_decl_uselocale" "#include <locale.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_uselocale" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_uselocale = yes; then
+             ac_fn_c_check_func "$LINENO" "uselocale" "ac_cv_func_uselocale"
+if test "x$ac_cv_func_uselocale" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_uselocale = yes; then
+               gl_cv_onwards_func_uselocale=yes
+             else
+                                                            gl_cv_onwards_func_uselocale='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_uselocale='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "uselocale" "ac_cv_func_uselocale"
+if test "x$ac_cv_func_uselocale" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_uselocale=$ac_cv_func_uselocale
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_uselocale" >&5
+printf "%s\n" "$gl_cv_onwards_func_uselocale" >&6; }
+
+  case "$gl_cv_onwards_func_uselocale" in
+    future*) ac_cv_func_uselocale=no ;;
+    *)       ac_cv_func_uselocale=$gl_cv_onwards_func_uselocale ;;
+  esac
+  if test $ac_cv_func_uselocale = yes; then
+
+printf "%s\n" "#define HAVE_USELOCALE 1" >>confdefs.h
+
+  fi
+
+
 
           if test $ac_cv_func_uselocale = yes; then
 
@@ -26313,8 +28367,8 @@ printf %s "checking whether uselocale works... " >&6; }
 if test ${gt_cv_func_uselocale_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   # Guess no on AIX and z/OS, yes otherwise.
           case "$host_os" in
@@ -26322,8 +28376,8 @@ then :
             *)                   gt_cv_func_uselocale_works="guessing yes" ;;
           esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -26341,14 +28395,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gt_cv_func_uselocale_works=yes
-else $as_nop
-  gt_cv_func_uselocale_works=no
+else case e in #(
+  e) gt_cv_func_uselocale_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_func_uselocale_works" >&5
 printf "%s\n" "$gt_cv_func_uselocale_works" >&6; }
@@ -26368,7 +28425,7 @@ printf "%s\n" "#define HAVE_WORKING_USELOCALE 1" >>confdefs.h
   esac
 
 
-                            case "$gt_cv_func_uselocale_works" in
+                              case "$gt_cv_func_uselocale_works" in
     *yes)
 
       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for fake locale system (OpenBSD)" >&5
@@ -26376,16 +28433,16 @@ printf %s "checking for fake locale system (OpenBSD)... " >&6; }
 if test ${gt_cv_locale_fake+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
               case "$host_os" in
               openbsd*) gt_cv_locale_fake="guessing yes" ;;
               *)        gt_cv_locale_fake="guessing no" ;;
             esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -26405,14 +28462,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gt_cv_locale_fake=yes
-else $as_nop
-  gt_cv_locale_fake=no
+else case e in #(
+  e) gt_cv_locale_fake=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fake" >&5
 printf "%s\n" "$gt_cv_locale_fake" >&6; }
@@ -26431,15 +28491,15 @@ printf "%s\n" "#define HAVE_FAKE_LOCALES 1" >>confdefs.h
       ;;
   esac
 
-  case "$gt_cv_func_uselocale_works" in
+    case "$gt_cv_func_uselocale_works" in
     *yes)
       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Solaris 11.4 locale system" >&5
 printf %s "checking for Solaris 11.4 locale system... " >&6; }
 if test ${gt_cv_locale_solaris114+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case "$host_os" in
+else case e in #(
+  e) case "$host_os" in
            solaris*)
                                                                                            cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -26459,14 +28519,16 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gt_cv_locale_solaris114=yes
-else $as_nop
-  gt_cv_locale_solaris114=no
+else case e in #(
+  e) gt_cv_locale_solaris114=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
              ;;
            *) gt_cv_locale_solaris114=no ;;
          esac
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_solaris114" >&5
 printf "%s\n" "$gt_cv_locale_solaris114" >&6; }
@@ -26491,17 +28553,57 @@ fi
       ;;
   esac
 
-            gt_nameless_locales=no
+                gt_nameless_locales=no
   case "$host_os" in
         aix*)
       gt_nameless_locales=yes
 
 printf "%s\n" "#define HAVE_NAMELESS_LOCALES 1" >>confdefs.h
 
+                  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for AIX locales with LC_MESSAGES name" >&5
+printf %s "checking for AIX locales with LC_MESSAGES name... " >&6; }
+if test ${gt_cv_locale_aix72+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+              #include <locale.h>
+              /* Include <sys/localedef.h>, which defines __locale_t.  */
+              #include <stdlib.h>
+              locale_t x;
+
+int
+main (void)
+{
+return ((__locale_t) x)->locale_name[0];
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  gt_cv_locale_aix72=yes
+else case e in #(
+  e) gt_cv_locale_aix72=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+         ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_aix72" >&5
+printf "%s\n" "$gt_cv_locale_aix72" >&6; }
+      if test $gt_cv_locale_aix72 = yes; then
+
+printf "%s\n" "#define HAVE_AIX72_LOCALES 1" >>confdefs.h
+
+      fi
       ;;
   esac
 
-        if test $gt_working_uselocale = yes && test $gt_fake_locales = no; then
+              if test $gt_working_uselocale = yes && test $gt_fake_locales = no; then
     gt_good_uselocale=yes
 
 printf "%s\n" "#define HAVE_GOOD_USELOCALE 1" >>confdefs.h
@@ -26510,7 +28612,7 @@ printf "%s\n" "#define HAVE_GOOD_USELOCALE 1" >>confdefs.h
     gt_good_uselocale=no
   fi
 
-        if test $gt_good_uselocale = yes && test $gt_nameless_locales = yes; then
+            if test $gt_good_uselocale = yes && test $gt_nameless_locales = yes; then
     gt_localename_enhances_locale_funcs=yes
     LOCALENAME_ENHANCE_LOCALE_FUNCS=1
 
@@ -26526,8 +28628,8 @@ printf %s "checking for CFPreferencesCopyAppValue... " >&6; }
 if test ${gt_cv_func_CFPreferencesCopyAppValue+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gt_save_LIBS="$LIBS"
+else case e in #(
+  e) gt_saved_LIBS="$LIBS"
      LIBS="$LIBS -Wl,-framework -Wl,CoreFoundation"
      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -26543,12 +28645,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gt_cv_func_CFPreferencesCopyAppValue=yes
-else $as_nop
-  gt_cv_func_CFPreferencesCopyAppValue=no
+else case e in #(
+  e) gt_cv_func_CFPreferencesCopyAppValue=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-     LIBS="$gt_save_LIBS"
+     LIBS="$gt_saved_LIBS" ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_func_CFPreferencesCopyAppValue" >&5
 printf "%s\n" "$gt_cv_func_CFPreferencesCopyAppValue" >&6; }
@@ -26562,8 +28666,8 @@ printf %s "checking for CFLocaleCopyPreferredLanguages... " >&6; }
 if test ${gt_cv_func_CFLocaleCopyPreferredLanguages+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gt_save_LIBS="$LIBS"
+else case e in #(
+  e) gt_saved_LIBS="$LIBS"
      LIBS="$LIBS -Wl,-framework -Wl,CoreFoundation"
      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -26579,12 +28683,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gt_cv_func_CFLocaleCopyPreferredLanguages=yes
-else $as_nop
-  gt_cv_func_CFLocaleCopyPreferredLanguages=no
+else case e in #(
+  e) gt_cv_func_CFLocaleCopyPreferredLanguages=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-     LIBS="$gt_save_LIBS"
+     LIBS="$gt_saved_LIBS" ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_func_CFLocaleCopyPreferredLanguages" >&5
 printf "%s\n" "$gt_cv_func_CFLocaleCopyPreferredLanguages" >&6; }
@@ -26596,12 +28702,19 @@ printf "%s\n" "#define HAVE_CFLOCALECOPYPREFERREDLANGUAGES 1" >>confdefs.h
   INTL_MACOSX_LIBS=
   if test $gt_cv_func_CFPreferencesCopyAppValue = yes \
      || test $gt_cv_func_CFLocaleCopyPreferredLanguages = yes; then
-    INTL_MACOSX_LIBS="-Wl,-framework -Wl,CoreFoundation"
+                    INTL_MACOSX_LIBS="-Wl,-framework -Wl,CoreFoundation -Wl,-framework -Wl,CoreServices"
   fi
 
 
 
 
+  case "$host_os" in
+    *-musl* | midipix*)
+
+printf "%s\n" "#define MUSL_LIBC 1" >>confdefs.h
+
+      ;;
+  esac
 
 
 
@@ -26618,10 +28731,10 @@ printf %s "checking whether imported symbols can be declared weak... " >&6; }
 if test ${gl_cv_have_weak+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case "$host_os" in
-       cygwin*)
-                                    gl_cv_have_weak="guessing no"
+else case e in #(
+  e) case "$host_os" in
+       cygwin* | mingw* | windows*)
+                                             gl_cv_have_weak="guessing no"
          ;;
        *)
          gl_cv_have_weak=no
@@ -26654,17 +28767,18 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Extensible Linking Format" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Extensible Linking Format" >/dev/null 2>&1
 then :
   gl_cv_have_weak="guessing yes"
-else $as_nop
-  gl_cv_have_weak="guessing no"
+else case e in #(
+  e) gl_cv_have_weak="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -26677,11 +28791,13 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_have_weak=yes
-else $as_nop
-  gl_cv_have_weak=no
+else case e in #(
+  e) gl_cv_have_weak=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
          fi
@@ -26711,7 +28827,8 @@ EOF
          esac
          ;;
      esac
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_weak" >&5
 printf "%s\n" "$gl_cv_have_weak" >&6; }
@@ -26746,8 +28863,9 @@ printf "%s\n" "#define HAVE_WEAK_SYMBOLS 1" >>confdefs.h
 if test "x$ac_cv_header_pthread_h" = xyes
 then :
   gl_have_pthread_h=yes
-else $as_nop
-  gl_have_pthread_h=no
+else case e in #(
+  e) gl_have_pthread_h=no ;;
+esac
 fi
 
     if test "$gl_have_pthread_h" = yes; then
@@ -26761,7 +28879,7 @@ fi
       # If -pthread works, prefer it to -lpthread, since Ubuntu 14.04
       # needs -pthread for some reason.  See:
       # https://lists.gnu.org/r/bug-gnulib/2014-09/msg00023.html
-      save_LIBS=$LIBS
+      saved_LIBS="$LIBS"
       for gl_pthread in '' '-pthread'; do
         LIBS="$LIBS $gl_pthread"
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -26787,11 +28905,11 @@ then :
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-        LIBS=$save_LIBS
+        LIBS="$saved_LIBS"
         test $gl_pthread_api = yes && break
       done
-      echo "$as_me:26793: gl_pthread_api=$gl_pthread_api" >&5
-      echo "$as_me:26794: LIBPTHREAD=$LIBPTHREAD" >&5
+      echo "$as_me:28911: gl_pthread_api=$gl_pthread_api" >&5
+      echo "$as_me:28912: LIBPTHREAD=$LIBPTHREAD" >&5
 
       gl_pthread_in_glibc=no
       # On Linux with glibc >= 2.34, libc contains the fully functional
@@ -26809,7 +28927,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Lucky user" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Lucky user" >/dev/null 2>&1
 then :
   gl_pthread_in_glibc=yes
 fi
@@ -26817,7 +28935,7 @@ rm -rf conftest*
 
           ;;
       esac
-      echo "$as_me:26820: gl_pthread_in_glibc=$gl_pthread_in_glibc" >&5
+      echo "$as_me:28938: gl_pthread_in_glibc=$gl_pthread_in_glibc" >&5
 
       # Test for libpthread by looking for pthread_kill. (Not pthread_self,
       # since it is defined as a macro on OSF/1.)
@@ -26829,16 +28947,22 @@ printf %s "checking for pthread_kill in -lpthread... " >&6; }
 if test ${ac_cv_lib_pthread_pthread_kill+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char pthread_kill ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
 int
 main (void)
 {
@@ -26850,12 +28974,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_pthread_pthread_kill=yes
-else $as_nop
-  ac_cv_lib_pthread_pthread_kill=no
+else case e in #(
+  e) ac_cv_lib_pthread_pthread_kill=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5
 printf "%s\n" "$ac_cv_lib_pthread_pthread_kill" >&6; }
@@ -26872,13 +28998,69 @@ then :
              # On Solaris 10 or newer, this test is no longer needed, because
              # libc contains the fully functional pthread functions.
              case "$host_os" in
-               solaris | solaris2.1-9 | solaris2.1-9.* | hpux*)
+               solaris | solaris2.[1-9] | solaris2.[1-9].* | hpux*)
 
 printf "%s\n" "#define PTHREAD_IN_USE_DETECTION_HARD 1" >>confdefs.h
 
              esac
            fi
 
+else case e in #(
+  e)            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lthr" >&5
+printf %s "checking for pthread_kill in -lthr... " >&6; }
+if test ${ac_cv_lib_thr_pthread_kill+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
+LIBS="-lthr  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
+int
+main (void)
+{
+return pthread_kill ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  ac_cv_lib_thr_pthread_kill=yes
+else case e in #(
+  e) ac_cv_lib_thr_pthread_kill=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_thr_pthread_kill" >&5
+printf "%s\n" "$ac_cv_lib_thr_pthread_kill" >&6; }
+if test "x$ac_cv_lib_thr_pthread_kill" = xyes
+then :
+  if test $gl_pthread_in_glibc = yes; then
+                LIBPMULTITHREAD=
+              else
+                LIBPMULTITHREAD=-lthr
+              fi
+
+fi
+
+           ;;
+esac
 fi
 
       elif test $gl_pthread_api != yes; then
@@ -26888,16 +29070,22 @@ printf %s "checking for pthread_kill in -lpthread... " >&6; }
 if test ${ac_cv_lib_pthread_pthread_kill+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char pthread_kill ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
 int
 main (void)
 {
@@ -26909,12 +29097,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_pthread_pthread_kill=yes
-else $as_nop
-  ac_cv_lib_pthread_pthread_kill=no
+else case e in #(
+  e) ac_cv_lib_pthread_pthread_kill=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5
 printf "%s\n" "$ac_cv_lib_pthread_pthread_kill" >&6; }
@@ -26932,16 +29122,22 @@ printf %s "checking for pthread_kill in -lc_r... " >&6; }
 if test ${ac_cv_lib_c_r_pthread_kill+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lc_r  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char pthread_kill ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
 int
 main (void)
 {
@@ -26953,12 +29149,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_c_r_pthread_kill=yes
-else $as_nop
-  ac_cv_lib_c_r_pthread_kill=no
+else case e in #(
+  e) ac_cv_lib_c_r_pthread_kill=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_r_pthread_kill" >&5
 printf "%s\n" "$ac_cv_lib_c_r_pthread_kill" >&6; }
@@ -26971,7 +29169,7 @@ fi
 
         fi
       fi
-      echo "$as_me:26974: LIBPMULTITHREAD=$LIBPMULTITHREAD" >&5
+      echo "$as_me:29172: LIBPMULTITHREAD=$LIBPMULTITHREAD" >&5
     fi
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether POSIX threads API is available" >&5
 printf %s "checking whether POSIX threads API is available... " >&6; }
@@ -26998,24 +29196,30 @@ sched_yield ();
 _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
-  LIB_SCHED_YIELD=
+  SCHED_YIELD_LIB=
 
-else $as_nop
-         { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lrt" >&5
+else case e in #(
+  e)        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lrt" >&5
 printf %s "checking for sched_yield in -lrt... " >&6; }
 if test ${ac_cv_lib_rt_sched_yield+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lrt  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char sched_yield ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sched_yield (void);
 int
 main (void)
 {
@@ -27027,34 +29231,42 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_rt_sched_yield=yes
-else $as_nop
-  ac_cv_lib_rt_sched_yield=no
+else case e in #(
+  e) ac_cv_lib_rt_sched_yield=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_sched_yield" >&5
 printf "%s\n" "$ac_cv_lib_rt_sched_yield" >&6; }
 if test "x$ac_cv_lib_rt_sched_yield" = xyes
 then :
-  LIB_SCHED_YIELD=-lrt
-else $as_nop
-            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lposix4" >&5
+  SCHED_YIELD_LIB=-lrt
+else case e in #(
+  e)           { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lposix4" >&5
 printf %s "checking for sched_yield in -lposix4... " >&6; }
 if test ${ac_cv_lib_posix4_sched_yield+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lposix4  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char sched_yield ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sched_yield (void);
 int
 main (void)
 {
@@ -27066,27 +29278,33 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_posix4_sched_yield=yes
-else $as_nop
-  ac_cv_lib_posix4_sched_yield=no
+else case e in #(
+  e) ac_cv_lib_posix4_sched_yield=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_posix4_sched_yield" >&5
 printf "%s\n" "$ac_cv_lib_posix4_sched_yield" >&6; }
 if test "x$ac_cv_lib_posix4_sched_yield" = xyes
 then :
-  LIB_SCHED_YIELD=-lposix4
+  SCHED_YIELD_LIB=-lposix4
 fi
-
+ ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 
+        LIB_SCHED_YIELD="$SCHED_YIELD_LIB"
+
 
     gl_pthreadlib_body_done=done
   fi
@@ -27139,7 +29357,7 @@ printf "%s\n" "#define PTHREAD_IN_USE_DETECTION_HARD 1" >>confdefs.h
 
 
     case "$host_os" in
-      mingw*)
+      mingw* | windows*)
         LIBSTDTHREAD=
         ;;
       *)
@@ -27155,8 +29373,9 @@ printf "%s\n" "#define PTHREAD_IN_USE_DETECTION_HARD 1" >>confdefs.h
 if test "x$ac_cv_header_pthread_h" = xyes
 then :
   gl_have_pthread_h=yes
-else $as_nop
-  gl_have_pthread_h=no
+else case e in #(
+  e) gl_have_pthread_h=no ;;
+esac
 fi
 
     if test "$gl_have_pthread_h" = yes; then
@@ -27170,7 +29389,7 @@ fi
       # If -pthread works, prefer it to -lpthread, since Ubuntu 14.04
       # needs -pthread for some reason.  See:
       # https://lists.gnu.org/r/bug-gnulib/2014-09/msg00023.html
-      save_LIBS=$LIBS
+      saved_LIBS="$LIBS"
       for gl_pthread in '' '-pthread'; do
         LIBS="$LIBS $gl_pthread"
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -27196,11 +29415,11 @@ then :
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-        LIBS=$save_LIBS
+        LIBS="$saved_LIBS"
         test $gl_pthread_api = yes && break
       done
-      echo "$as_me:27202: gl_pthread_api=$gl_pthread_api" >&5
-      echo "$as_me:27203: LIBPTHREAD=$LIBPTHREAD" >&5
+      echo "$as_me:29421: gl_pthread_api=$gl_pthread_api" >&5
+      echo "$as_me:29422: LIBPTHREAD=$LIBPTHREAD" >&5
 
       gl_pthread_in_glibc=no
       # On Linux with glibc >= 2.34, libc contains the fully functional
@@ -27218,7 +29437,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Lucky user" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Lucky user" >/dev/null 2>&1
 then :
   gl_pthread_in_glibc=yes
 fi
@@ -27226,7 +29445,7 @@ rm -rf conftest*
 
           ;;
       esac
-      echo "$as_me:27229: gl_pthread_in_glibc=$gl_pthread_in_glibc" >&5
+      echo "$as_me:29448: gl_pthread_in_glibc=$gl_pthread_in_glibc" >&5
 
       # Test for libpthread by looking for pthread_kill. (Not pthread_self,
       # since it is defined as a macro on OSF/1.)
@@ -27238,16 +29457,22 @@ printf %s "checking for pthread_kill in -lpthread... " >&6; }
 if test ${ac_cv_lib_pthread_pthread_kill+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char pthread_kill ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
 int
 main (void)
 {
@@ -27259,12 +29484,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_pthread_pthread_kill=yes
-else $as_nop
-  ac_cv_lib_pthread_pthread_kill=no
+else case e in #(
+  e) ac_cv_lib_pthread_pthread_kill=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5
 printf "%s\n" "$ac_cv_lib_pthread_pthread_kill" >&6; }
@@ -27281,13 +29508,69 @@ then :
              # On Solaris 10 or newer, this test is no longer needed, because
              # libc contains the fully functional pthread functions.
              case "$host_os" in
-               solaris | solaris2.1-9 | solaris2.1-9.* | hpux*)
+               solaris | solaris2.[1-9] | solaris2.[1-9].* | hpux*)
 
 printf "%s\n" "#define PTHREAD_IN_USE_DETECTION_HARD 1" >>confdefs.h
 
              esac
            fi
 
+else case e in #(
+  e)            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lthr" >&5
+printf %s "checking for pthread_kill in -lthr... " >&6; }
+if test ${ac_cv_lib_thr_pthread_kill+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
+LIBS="-lthr  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
+int
+main (void)
+{
+return pthread_kill ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  ac_cv_lib_thr_pthread_kill=yes
+else case e in #(
+  e) ac_cv_lib_thr_pthread_kill=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_thr_pthread_kill" >&5
+printf "%s\n" "$ac_cv_lib_thr_pthread_kill" >&6; }
+if test "x$ac_cv_lib_thr_pthread_kill" = xyes
+then :
+  if test $gl_pthread_in_glibc = yes; then
+                LIBPMULTITHREAD=
+              else
+                LIBPMULTITHREAD=-lthr
+              fi
+
+fi
+
+           ;;
+esac
 fi
 
       elif test $gl_pthread_api != yes; then
@@ -27297,16 +29580,22 @@ printf %s "checking for pthread_kill in -lpthread... " >&6; }
 if test ${ac_cv_lib_pthread_pthread_kill+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char pthread_kill ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
 int
 main (void)
 {
@@ -27318,12 +29607,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_pthread_pthread_kill=yes
-else $as_nop
-  ac_cv_lib_pthread_pthread_kill=no
+else case e in #(
+  e) ac_cv_lib_pthread_pthread_kill=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5
 printf "%s\n" "$ac_cv_lib_pthread_pthread_kill" >&6; }
@@ -27341,16 +29632,22 @@ printf %s "checking for pthread_kill in -lc_r... " >&6; }
 if test ${ac_cv_lib_c_r_pthread_kill+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lc_r  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char pthread_kill ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_kill (void);
 int
 main (void)
 {
@@ -27362,12 +29659,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_c_r_pthread_kill=yes
-else $as_nop
-  ac_cv_lib_c_r_pthread_kill=no
+else case e in #(
+  e) ac_cv_lib_c_r_pthread_kill=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_r_pthread_kill" >&5
 printf "%s\n" "$ac_cv_lib_c_r_pthread_kill" >&6; }
@@ -27380,7 +29679,7 @@ fi
 
         fi
       fi
-      echo "$as_me:27383: LIBPMULTITHREAD=$LIBPMULTITHREAD" >&5
+      echo "$as_me:29682: LIBPMULTITHREAD=$LIBPMULTITHREAD" >&5
     fi
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether POSIX threads API is available" >&5
 printf %s "checking whether POSIX threads API is available... " >&6; }
@@ -27407,24 +29706,30 @@ sched_yield ();
 _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
-  LIB_SCHED_YIELD=
+  SCHED_YIELD_LIB=
 
-else $as_nop
-         { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lrt" >&5
+else case e in #(
+  e)        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lrt" >&5
 printf %s "checking for sched_yield in -lrt... " >&6; }
 if test ${ac_cv_lib_rt_sched_yield+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lrt  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char sched_yield ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sched_yield (void);
 int
 main (void)
 {
@@ -27436,34 +29741,42 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_rt_sched_yield=yes
-else $as_nop
-  ac_cv_lib_rt_sched_yield=no
+else case e in #(
+  e) ac_cv_lib_rt_sched_yield=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_sched_yield" >&5
 printf "%s\n" "$ac_cv_lib_rt_sched_yield" >&6; }
 if test "x$ac_cv_lib_rt_sched_yield" = xyes
 then :
-  LIB_SCHED_YIELD=-lrt
-else $as_nop
-            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lposix4" >&5
+  SCHED_YIELD_LIB=-lrt
+else case e in #(
+  e)           { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sched_yield in -lposix4" >&5
 printf %s "checking for sched_yield in -lposix4... " >&6; }
 if test ${ac_cv_lib_posix4_sched_yield+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lposix4  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char sched_yield ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sched_yield (void);
 int
 main (void)
 {
@@ -27475,39 +29788,107 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_posix4_sched_yield=yes
-else $as_nop
-  ac_cv_lib_posix4_sched_yield=no
+else case e in #(
+  e) ac_cv_lib_posix4_sched_yield=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_posix4_sched_yield" >&5
 printf "%s\n" "$ac_cv_lib_posix4_sched_yield" >&6; }
 if test "x$ac_cv_lib_posix4_sched_yield" = xyes
 then :
-  LIB_SCHED_YIELD=-lposix4
+  SCHED_YIELD_LIB=-lposix4
 fi
-
+ ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 
+        LIB_SCHED_YIELD="$SCHED_YIELD_LIB"
+
 
     gl_pthreadlib_body_done=done
   fi
 
         if test $ac_cv_header_threads_h = yes; then
-                                                            ac_fn_c_check_func "$LINENO" "thrd_create" "ac_cv_func_thrd_create"
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for thrd_create" >&5
+printf %s "checking for thrd_create... " >&6; }
+if test ${gl_cv_onwards_func_thrd_create+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "thrd_create" "ac_cv_have_decl_thrd_create" "#include <threads.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_thrd_create" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_thrd_create = yes; then
+             ac_fn_c_check_func "$LINENO" "thrd_create" "ac_cv_func_thrd_create"
 if test "x$ac_cv_func_thrd_create" = xyes
 then :
-  printf "%s\n" "#define HAVE_THRD_CREATE 1" >>confdefs.h
 
 fi
 
+             if test $ac_cv_func_thrd_create = yes; then
+               gl_cv_onwards_func_thrd_create=yes
+             else
+                                                            gl_cv_onwards_func_thrd_create='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_thrd_create='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "thrd_create" "ac_cv_func_thrd_create"
+if test "x$ac_cv_func_thrd_create" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_thrd_create=$ac_cv_func_thrd_create
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_thrd_create" >&5
+printf "%s\n" "$gl_cv_onwards_func_thrd_create" >&6; }
+
+  case "$gl_cv_onwards_func_thrd_create" in
+    future*) ac_cv_func_thrd_create=no ;;
+    *)       ac_cv_func_thrd_create=$gl_cv_onwards_func_thrd_create ;;
+  esac
+  if test $ac_cv_func_thrd_create = yes; then
+
+printf "%s\n" "#define HAVE_THRD_CREATE 1" >>confdefs.h
+
+  fi
+
+
           if test $ac_cv_func_thrd_create = yes; then
             LIBSTDTHREAD=
           else
@@ -27516,16 +29897,22 @@ printf %s "checking for thrd_create in -lstdthreads... " >&6; }
 if test ${ac_cv_lib_stdthreads_thrd_create+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_check_lib_save_LIBS=$LIBS
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lstdthreads  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char thrd_create ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char thrd_create (void);
 int
 main (void)
 {
@@ -27537,12 +29924,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   ac_cv_lib_stdthreads_thrd_create=yes
-else $as_nop
-  ac_cv_lib_stdthreads_thrd_create=no
+else case e in #(
+  e) ac_cv_lib_stdthreads_thrd_create=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_stdthreads_thrd_create" >&5
 printf "%s\n" "$ac_cv_lib_stdthreads_thrd_create" >&6; }
@@ -27551,15 +29940,16 @@ then :
 
               LIBSTDTHREAD='-lstdthreads -lpthread'
 
-else $as_nop
-
+else case e in #(
+  e)
                             LIBSTDTHREAD="$LIBPMULTITHREAD"
-
+             ;;
+esac
 fi
 
           fi
         else
-                    LIBSTDTHREAD="$LIBPMULTITHREAD $LIB_SCHED_YIELD"
+                    LIBSTDTHREAD="$LIBPMULTITHREAD $SCHED_YIELD_LIB"
         fi
         ;;
     esac
@@ -27584,7 +29974,7 @@ printf "%s\n" "#define USE_ISOC_THREADS 1" >>confdefs.h
       case "$gl_use_threads" in
         yes | windows | win32) # The 'win32' is for backward compatibility.
           if { case "$host_os" in
-                 mingw*) true;;
+                 mingw* | windows*) true;;
                  *) false;;
                esac
              }; then
@@ -27596,6 +29986,10 @@ printf "%s\n" "#define USE_WINDOWS_THREADS 1" >>confdefs.h
           ;;
       esac
     fi
+  else
+
+printf "%s\n" "#define AVOID_ANY_THREADS 1" >>confdefs.h
+
   fi
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for multithread API to use" >&5
 printf %s "checking for multithread API to use... " >&6; }
@@ -27616,8 +30010,8 @@ printf %s "checking whether malloc is ptrdiff_t safe... " >&6; }
 if test ${gl_cv_malloc_ptrdiff+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdint.h>
 
@@ -27651,11 +30045,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_malloc_ptrdiff=yes
-else $as_nop
-  gl_cv_malloc_ptrdiff=no
+else case e in #(
+  e) gl_cv_malloc_ptrdiff=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_malloc_ptrdiff" >&5
 printf "%s\n" "$gl_cv_malloc_ptrdiff" >&6; }
@@ -27672,10 +30068,10 @@ printf %s "checking whether malloc, realloc, calloc set errno on failure... " >&
 if test ${gl_cv_func_malloc_posix+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                                     case "$host_os" in
-        mingw*)
+        mingw* | windows*)
           gl_cv_func_malloc_posix=no ;;
         irix* | solaris*)
 
@@ -27683,7 +30079,8 @@ else $as_nop
         *)
           gl_cv_func_malloc_posix=yes ;;
       esac
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_malloc_posix" >&5
 printf "%s\n" "$gl_cv_func_malloc_posix" >&6; }
@@ -27707,21 +30104,21 @@ printf %s "checking whether malloc (0) returns nonnull... " >&6; }
 if test ${ac_cv_func_malloc_0_nonnull+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
           # Guess yes on platforms where we know the result.
           *-gnu* | freebsd* | netbsd* | openbsd* | bitrig* \
-          | gnu* | *-musl* | midnightbsd* \
-          | hpux* | solaris* | cygwin* | mingw* | msys* )
+          | gnu* | *-musl* | midipix* | midnightbsd* \
+          | hpux* | solaris* | cygwin* | mingw* | windows* | msys* )
             ac_cv_func_malloc_0_nonnull="guessing yes" ;;
           # If we don't know, obey --enable-cross-guesses.
           *) ac_cv_func_malloc_0_nonnull="$gl_cross_guess_normal" ;;
         esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
 
@@ -27729,7 +30126,8 @@ int
 main (void)
 {
 void *p = malloc (0);
-            int result = !p;
+            void * volatile vp = p;
+            int result = !vp;
             free (p);
             return result;
   ;
@@ -27740,14 +30138,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   ac_cv_func_malloc_0_nonnull=yes
-else $as_nop
-  ac_cv_func_malloc_0_nonnull=no
+else case e in #(
+  e) ac_cv_func_malloc_0_nonnull=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_malloc_0_nonnull" >&5
 printf "%s\n" "$ac_cv_func_malloc_0_nonnull" >&6; }
@@ -27782,8 +30183,8 @@ printf %s "checking absolute name of <math.h>... " >&6; }
 if test ${gl_cv_next_math_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_math_h = yes; then
 
 
@@ -27799,7 +30200,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -27825,7 +30226,8 @@ _ACEOF
                gl_cv_next_math_h='<'math.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_math_h" >&5
 printf "%s\n" "$gl_cv_next_math_h" >&6; }
@@ -27850,8 +30252,8 @@ printf %s "checking whether NAN macro works... " >&6; }
 if test ${gl_cv_header_math_nan_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
 int
@@ -27872,10 +30274,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_math_nan_works=yes
-else $as_nop
-  gl_cv_header_math_nan_works=no
+else case e in #(
+  e) gl_cv_header_math_nan_works=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_math_nan_works" >&5
 printf "%s\n" "$gl_cv_header_math_nan_works" >&6; }
@@ -27887,8 +30291,8 @@ printf %s "checking whether HUGE_VAL works... " >&6; }
 if test ${gl_cv_header_math_huge_val_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
 int
@@ -27904,10 +30308,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_math_huge_val_works=yes
-else $as_nop
-  gl_cv_header_math_huge_val_works=no
+else case e in #(
+  e) gl_cv_header_math_huge_val_works=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_math_huge_val_works" >&5
 printf "%s\n" "$gl_cv_header_math_huge_val_works" >&6; }
@@ -27921,107 +30327,6 @@ printf "%s\n" "$gl_cv_header_math_huge_val_works" >&6; }
 
 
 
-   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for mbstate_t" >&5
-printf %s "checking for mbstate_t... " >&6; }
-if test ${ac_cv_type_mbstate_t+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$ac_includes_default
-             #include <wchar.h>
-int
-main (void)
-{
-mbstate_t x; return sizeof x;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  ac_cv_type_mbstate_t=yes
-else $as_nop
-  ac_cv_type_mbstate_t=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_mbstate_t" >&5
-printf "%s\n" "$ac_cv_type_mbstate_t" >&6; }
-   if test $ac_cv_type_mbstate_t = yes; then
-
-printf "%s\n" "#define HAVE_MBSTATE_T 1" >>confdefs.h
-
-   else
-
-printf "%s\n" "#define mbstate_t int" >>confdefs.h
-
-   fi
-
-
-    HAVE_BTOWC=1;
-  HAVE_MBSINIT=1;
-  HAVE_MBRTOWC=1;
-  HAVE_MBRLEN=1;
-  HAVE_MBSRTOWCS=1;
-  HAVE_MBSNRTOWCS=1;
-  HAVE_WCRTOMB=1;
-  HAVE_WCSRTOMBS=1;
-  HAVE_WCSNRTOMBS=1;
-  HAVE_WMEMCHR=1;
-  HAVE_WMEMCMP=1;
-  HAVE_WMEMCPY=1;
-  HAVE_WMEMMOVE=1;
-  HAVE_WMEMPCPY=1;
-  HAVE_WMEMSET=1;
-  HAVE_WCSLEN=1;
-  HAVE_WCSNLEN=1;
-  HAVE_WCSCPY=1;
-  HAVE_WCPCPY=1;
-  HAVE_WCSNCPY=1;
-  HAVE_WCPNCPY=1;
-  HAVE_WCSCAT=1;
-  HAVE_WCSNCAT=1;
-  HAVE_WCSCMP=1;
-  HAVE_WCSNCMP=1;
-  HAVE_WCSCASECMP=1;
-  HAVE_WCSNCASECMP=1;
-  HAVE_WCSCOLL=1;
-  HAVE_WCSXFRM=1;
-  HAVE_WCSDUP=1;
-  HAVE_WCSCHR=1;
-  HAVE_WCSRCHR=1;
-  HAVE_WCSCSPN=1;
-  HAVE_WCSSPN=1;
-  HAVE_WCSPBRK=1;
-  HAVE_WCSSTR=1;
-  HAVE_WCSTOK=1;
-  HAVE_WCSWIDTH=1;
-  HAVE_WCSFTIME=1;
-  HAVE_DECL_WCTOB=1;
-  HAVE_DECL_WCSDUP=1;
-  HAVE_DECL_WCWIDTH=1;
-  REPLACE_MBSTATE_T=0;
-  REPLACE_BTOWC=0;
-  REPLACE_WCTOB=0;
-  REPLACE_MBSINIT=0;
-  REPLACE_MBRTOWC=0;
-  REPLACE_MBRLEN=0;
-  REPLACE_MBSRTOWCS=0;
-  REPLACE_MBSNRTOWCS=0;
-  REPLACE_WCRTOMB=0;
-  REPLACE_WCSRTOMBS=0;
-  REPLACE_WCSNRTOMBS=0;
-  REPLACE_WCWIDTH=0;
-  REPLACE_WCSWIDTH=0;
-  REPLACE_WCSFTIME=0;
-  REPLACE_WCSTOK=0;
-
-
-
-
-
   GL_GNULIB_BTOWC=0
 
 
@@ -28034,6 +30339,10 @@ printf "%s\n" "#define mbstate_t int" >>confdefs.h
 
 
 
+  GL_GNULIB_MBSZERO=0
+
+
+
   GL_GNULIB_MBRTOWC=0
 
 
@@ -28186,6 +30495,10 @@ printf "%s\n" "#define mbstate_t int" >>confdefs.h
 
 
 
+  GL_GNULIB_WGETCWD=0
+
+
+
   GL_GNULIB_MDA_WCSDUP=1
 
 
@@ -28220,6 +30533,10 @@ printf "%s\n" "#define mbstate_t int" >>confdefs.h
 
 
 
+  GL_GNULIB_MEMSET_EXPLICIT=0
+
+
+
   GL_GNULIB_RAWMEMCHR=0
 
 
@@ -28371,6 +30688,7 @@ printf "%s\n" "#define mbstate_t int" >>confdefs.h
   HAVE_FFSLL=1;
   HAVE_DECL_MEMMEM=1;
   HAVE_MEMPCPY=1;
+  HAVE_MEMSET_EXPLICIT=1;
   HAVE_DECL_MEMRCHR=1;
   HAVE_RAWMEMCHR=1;
   HAVE_STPCPY=1;
@@ -28392,6 +30710,9 @@ printf "%s\n" "#define mbstate_t int" >>confdefs.h
   REPLACE_FFSLL=0;
   REPLACE_MEMCHR=0;
   REPLACE_MEMMEM=0;
+  REPLACE_MEMPCPY=0;
+  REPLACE_MEMSET_EXPLICIT=0;
+  REPLACE_STPCPY=0;
   REPLACE_STPNCPY=0;
   REPLACE_STRCHRNUL=0;
   REPLACE_STRDUP=0;
@@ -28405,6 +30726,7 @@ printf "%s\n" "#define mbstate_t int" >>confdefs.h
   REPLACE_STRERROR_R=0;
   REPLACE_STRERRORNAME_NP=0;
   REPLACE_STRSIGNAL=0;
+  REPLACE_STRVERSCMP=0;
   UNDEFINE_STRTOK_R=0;
 
 
@@ -28417,8 +30739,9 @@ printf "%s\n" "#define mbstate_t int" >>confdefs.h
 if test "x$ac_cv_func_mmap" = xyes
 then :
   gl_have_mmap=yes
-else $as_nop
-  gl_have_mmap=no
+else case e in #(
+  e) gl_have_mmap=no ;;
+esac
 fi
 
 
@@ -28437,7 +30760,7 @@ printf %s "checking for MAP_ANONYMOUS... " >&6; }
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "I cannot identify this map" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "I cannot identify this map" >/dev/null 2>&1
 then :
   gl_have_mmap_anonymous=yes
 fi
@@ -28454,7 +30777,7 @@ rm -rf conftest*
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "I cannot identify this map" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "I cannot identify this map" >/dev/null 2>&1
 then :
 
 printf "%s\n" "#define MAP_ANONYMOUS MAP_ANON" >>confdefs.h
@@ -28496,20 +30819,20 @@ printf %s "checking whether memchr works... " >&6; }
 if test ${gl_cv_func_memchr_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                           # Guess no on Android.
-          linux*-android*) gl_cv_func_memchr_works="guessing no" ;;
-                           # Guess yes on native Windows.
-          mingw*)          gl_cv_func_memchr_works="guessing yes" ;;
-                           # If we don't know, obey --enable-cross-guesses.
-          *)               gl_cv_func_memchr_works="$gl_cross_guess_normal" ;;
+                             # Guess no on Android.
+          linux*-android*)   gl_cv_func_memchr_works="guessing no" ;;
+                             # Guess yes on native Windows.
+          mingw* | windows*) gl_cv_func_memchr_works="guessing yes" ;;
+                             # If we don't know, obey --enable-cross-guesses.
+          *)                 gl_cv_func_memchr_works="$gl_cross_guess_normal" ;;
         esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <string.h>
@@ -28580,14 +30903,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_memchr_works=yes
-else $as_nop
-  gl_cv_func_memchr_works=no
+else case e in #(
+  e) gl_cv_func_memchr_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_memchr_works" >&5
 printf "%s\n" "$gl_cv_func_memchr_works" >&6; }
@@ -28605,8 +30931,8 @@ printf %s "checking whether <limits.h> defines MIN and MAX... " >&6; }
 if test ${gl_cv_minmax_in_limits_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <limits.h>
             int x = MIN (42, 17);
@@ -28621,10 +30947,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_minmax_in_limits_h=yes
-else $as_nop
-  gl_cv_minmax_in_limits_h=no
+else case e in #(
+  e) gl_cv_minmax_in_limits_h=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_minmax_in_limits_h" >&5
 printf "%s\n" "$gl_cv_minmax_in_limits_h" >&6; }
@@ -28644,8 +30972,8 @@ printf %s "checking whether <sys/param.h> defines MIN and MAX... " >&6; }
 if test ${gl_cv_minmax_in_sys_param_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/param.h>
             int x = MIN (42, 17);
@@ -28660,10 +30988,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_minmax_in_sys_param_h=yes
-else $as_nop
-  gl_cv_minmax_in_sys_param_h=no
+else case e in #(
+  e) gl_cv_minmax_in_sys_param_h=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_minmax_in_sys_param_h" >&5
 printf "%s\n" "$gl_cv_minmax_in_sys_param_h" >&6; }
@@ -28688,8 +31018,9 @@ then :
        RELOCATABLE=no
      fi
 
-else $as_nop
-  RELOCATABLE=no
+else case e in #(
+  e) RELOCATABLE=no ;;
+esac
 fi
 
 
@@ -28720,8 +31051,9 @@ ac_fn_check_decl "$LINENO" "ecvt" "ac_cv_have_decl_ecvt" "$ac_includes_default"
 if test "x$ac_cv_have_decl_ecvt" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_ECVT $ac_have_decl" >>confdefs.h
 
@@ -28729,8 +31061,9 @@ ac_fn_check_decl "$LINENO" "fcvt" "ac_cv_have_decl_fcvt" "$ac_includes_default"
 if test "x$ac_cv_have_decl_fcvt" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_FCVT $ac_have_decl" >>confdefs.h
 
@@ -28738,8 +31071,9 @@ ac_fn_check_decl "$LINENO" "gcvt" "ac_cv_have_decl_gcvt" "$ac_includes_default"
 if test "x$ac_cv_have_decl_gcvt" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_GCVT $ac_have_decl" >>confdefs.h
 
@@ -28761,8 +31095,8 @@ printf %s "checking absolute name of <stdlib.h>... " >&6; }
 if test ${gl_cv_next_stdlib_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -28775,7 +31109,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -28798,7 +31132,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_stdlib_h
           gl_cv_next_stdlib_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdlib_h" >&5
 printf "%s\n" "$gl_cv_next_stdlib_h" >&6; }
@@ -28825,6 +31160,65 @@ printf "%s\n" "$gl_cv_next_stdlib_h" >&6; }
 
 
 
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether MB_CUR_MAX is correct" >&5
+printf %s "checking whether MB_CUR_MAX is correct... " >&6; }
+if test ${gl_cv_macro_MB_CUR_MAX_good+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+                  case "$host_os" in
+                  # Guess no on Solaris.
+        solaris*) gl_cv_macro_MB_CUR_MAX_good="guessing no" ;;
+                  # Guess yes otherwise.
+        *)        gl_cv_macro_MB_CUR_MAX_good="guessing yes" ;;
+      esac
+      if test $LOCALE_FR_UTF8 != none; then
+        if test "$cross_compiling" = yes
+then :
+  :
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <locale.h>
+#include <stdlib.h>
+int main ()
+{
+  int result = 0;
+  if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
+    {
+      if (MB_CUR_MAX < 4)
+        result |= 1;
+    }
+  return result;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_macro_MB_CUR_MAX_good=yes
+else case e in #(
+  e) gl_cv_macro_MB_CUR_MAX_good=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+      fi
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_macro_MB_CUR_MAX_good" >&5
+printf "%s\n" "$gl_cv_macro_MB_CUR_MAX_good" >&6; }
+  case "$gl_cv_macro_MB_CUR_MAX_good" in
+    *yes) ;;
+    *) REPLACE_MB_CUR_MAX=1 ;;
+  esac
+
+
   if test $ac_cv_have_decl_ecvt = no; then
     HAVE_DECL_ECVT=0
   fi
@@ -28855,8 +31249,8 @@ printf %s "checking absolute name of <string.h>... " >&6; }
 if test ${gl_cv_next_string_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -28869,7 +31263,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -28892,7 +31286,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_string_h
           gl_cv_next_string_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_string_h" >&5
 printf "%s\n" "$gl_cv_next_string_h" >&6; }
@@ -28986,21 +31381,21 @@ printf %s "checking whether strncat works... " >&6; }
 if test ${gl_cv_func_strncat_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
 
         case "$host_os" in
-                    # Guess no on Solaris.
-          solaris*) gl_cv_func_strncat_works="guessing no" ;;
-                    # Guess yes on native Windows.
-          mingw*)   gl_cv_func_strncat_works="guessing yes" ;;
-                    # Guess yes otherwise.
-          *)        gl_cv_func_strncat_works="guessing yes" ;;
+                             # Guess no on Solaris.
+          solaris*)          gl_cv_func_strncat_works="guessing no" ;;
+                             # Guess yes on native Windows.
+          mingw* | windows*) gl_cv_func_strncat_works="guessing yes" ;;
+                             # Guess yes otherwise.
+          *)                 gl_cv_func_strncat_works="guessing yes" ;;
         esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <string.h>
@@ -29077,14 +31472,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_strncat_works=yes
-else $as_nop
-  gl_cv_func_strncat_works=no
+else case e in #(
+  e) gl_cv_func_strncat_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strncat_works" >&5
 printf "%s\n" "$gl_cv_func_strncat_works" >&6; }
@@ -29104,8 +31502,8 @@ printf %s "checking whether strstr works... " >&6; }
 if test ${gl_cv_func_strstr_works_always+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
                                                     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -29128,17 +31526,18 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Lucky user" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Lucky user" >/dev/null 2>&1
 then :
   gl_cv_func_strstr_works_always="guessing yes"
-else $as_nop
-  gl_cv_func_strstr_works_always="$gl_cross_guess_normal"
+else case e in #(
+  e) gl_cv_func_strstr_works_always="$gl_cross_guess_normal" ;;
+esac
 fi
 rm -rf conftest*
 
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <string.h> /* for __GNU_LIBRARY__, strstr */
@@ -29164,14 +31563,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_strstr_works_always=yes
-else $as_nop
-  gl_cv_func_strstr_works_always=no
+else case e in #(
+  e) gl_cv_func_strstr_works_always=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strstr_works_always" >&5
 printf "%s\n" "$gl_cv_func_strstr_works_always" >&6; }
@@ -29191,8 +31593,8 @@ printf "%s\n" "$gl_cv_func_strstr_works_always" >&6; }
 if test "x$ac_cv_type_pid_t" = xyes
 then :
 
-else $as_nop
-                                          cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e)                                         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
           #if defined _WIN64 && !defined __CYGWIN__
@@ -29211,14 +31613,16 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_pid_type='int'
-else $as_nop
-  ac_pid_type='__int64'
+else case e in #(
+  e) ac_pid_type='__int64' ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 printf "%s\n" "#define pid_t $ac_pid_type" >>confdefs.h
 
-
+     ;;
+esac
 fi
 
 
@@ -29226,23 +31630,24 @@ ac_fn_c_check_type "$LINENO" "mode_t" "ac_cv_type_mode_t" "$ac_includes_default"
 if test "x$ac_cv_type_mode_t" = xyes
 then :
 
-else $as_nop
-
+else case e in #(
+  e)
 printf "%s\n" "#define mode_t int" >>confdefs.h
-
+ ;;
+esac
 fi
 
 
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                         { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for 64-bit off_t" >&5
 printf %s "checking for 64-bit off_t... " >&6; }
 if test ${gl_cv_type_off_t_64+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
                 int verify_off_t_size[sizeof (off_t) >= 8 ? 1 : -1];
@@ -29258,11 +31663,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_type_off_t_64=yes
-else $as_nop
-  gl_cv_type_off_t_64=no
+else case e in #(
+  e) gl_cv_type_off_t_64=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_off_t_64" >&5
 printf "%s\n" "$gl_cv_type_off_t_64" >&6; }
@@ -29276,8 +31683,8 @@ printf %s "checking for 64-bit st_size... " >&6; }
 if test ${gl_cv_member_st_size_64+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
                 struct stat buf;
@@ -29294,11 +31701,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_member_st_size_64=yes
-else $as_nop
-  gl_cv_member_st_size_64=no
+else case e in #(
+  e) gl_cv_member_st_size_64=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_member_st_size_64" >&5
 printf "%s\n" "$gl_cv_member_st_size_64" >&6; }
@@ -29343,8 +31752,8 @@ printf %s "checking absolute name of <sys/types.h>... " >&6; }
 if test ${gl_cv_next_sys_types_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -29357,7 +31766,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -29380,7 +31789,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_sys_types_h
           gl_cv_next_sys_types_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_types_h" >&5
 printf "%s\n" "$gl_cv_next_sys_types_h" >&6; }
@@ -29442,6 +31852,606 @@ q
     LIBUNISTRING_VERSION_SUBMINOR=`echo "$LIBUNISTRING_VERSION" | sed -n -e "$gl_libunistring_sed_extract_subminor"`
   fi
 
+                     HAVE_UNISTRING_WOE32DLL_H=1
+
+
+
+
+
+
+
+
+
+
+  GL_GNULIB_UNICASE_EMPTY_PREFIX_CONTEXT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICASE_EMPTY_SUFFIX_CONTEXT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+
+
+
+
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_L_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_LC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_LU_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_LL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_LT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_LM_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_LO_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_M_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_MN_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_MC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_ME_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_N_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_ND_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_NL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_NO_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_P_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_PC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_PD_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_PS_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_PE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_PI_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_PF_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_PO_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_S_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_SM_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_SC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_SK_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_SO_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_Z_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_ZS_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_ZL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_ZP_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_C_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_CC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_CF_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_CS_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_CO_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_CATEGORY_CN_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_WHITE_SPACE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_ALPHABETIC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_OTHER_ALPHABETIC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_NOT_A_CHARACTER_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_DEFAULT_IGNORABLE_CODE_POINT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_OTHER_DEFAULT_IGNORABLE_CODE_POINT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_DEPRECATED_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_LOGICAL_ORDER_EXCEPTION_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_VARIATION_SELECTOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_PRIVATE_USE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_UNASSIGNED_CODE_VALUE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_UPPERCASE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_OTHER_UPPERCASE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_LOWERCASE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_OTHER_LOWERCASE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_TITLECASE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_CASED_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_CASE_IGNORABLE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_CHANGES_WHEN_LOWERCASED_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_CHANGES_WHEN_UPPERCASED_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_CHANGES_WHEN_TITLECASED_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_CHANGES_WHEN_CASEFOLDED_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_CHANGES_WHEN_CASEMAPPED_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_SOFT_DOTTED_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_ID_START_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_OTHER_ID_START_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_ID_CONTINUE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_OTHER_ID_CONTINUE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_XID_START_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_XID_CONTINUE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_PATTERN_WHITE_SPACE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_PATTERN_SYNTAX_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_JOIN_CONTROL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_GRAPHEME_BASE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_GRAPHEME_EXTEND_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_OTHER_GRAPHEME_EXTEND_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_GRAPHEME_LINK_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_CONTROL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_LEFT_TO_RIGHT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_HEBREW_RIGHT_TO_LEFT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_ARABIC_RIGHT_TO_LEFT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_EUROPEAN_DIGIT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_EUR_NUM_SEPARATOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_EUR_NUM_TERMINATOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_ARABIC_DIGIT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_COMMON_SEPARATOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_BLOCK_SEPARATOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_SEGMENT_SEPARATOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_WHITESPACE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_NON_SPACING_MARK_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_BOUNDARY_NEUTRAL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_PDF_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_EMBEDDING_OR_OVERRIDE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_BIDI_OTHER_NEUTRAL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_HEX_DIGIT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_ASCII_HEX_DIGIT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_IDEOGRAPHIC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_UNIFIED_IDEOGRAPH_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_RADICAL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_IDS_BINARY_OPERATOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_IDS_TRINARY_OPERATOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_EMOJI_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_EMOJI_PRESENTATION_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_EMOJI_MODIFIER_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_EMOJI_MODIFIER_BASE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_EMOJI_COMPONENT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_EXTENDED_PICTOGRAPHIC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_ZERO_WIDTH_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_SPACE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_NON_BREAK_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_ISO_CONTROL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_FORMAT_CONTROL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_DASH_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_HYPHEN_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_PUNCTUATION_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_LINE_SEPARATOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_PARAGRAPH_SEPARATOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_QUOTATION_MARK_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_SENTENCE_TERMINAL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_TERMINAL_PUNCTUATION_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_CURRENCY_SYMBOL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_MATH_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_OTHER_MATH_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_PAIRED_PUNCTUATION_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_LEFT_OF_PAIR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_COMBINING_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_COMPOSITE_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_DECIMAL_DIGIT_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_NUMERIC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_DIACRITIC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_EXTENDER_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_IGNORABLE_CONTROL_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNICTYPE_PROPERTY_REGIONAL_INDICATOR_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+
+
+
+
+
+
+
+  GL_GNULIB_UNIMETADATA_UNICODE_VERSION_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+
+
+
+
+
+
+
+  GL_GNULIB_UNINORM_NFD_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNINORM_NFC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNINORM_NFKD_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
+  GL_GNULIB_UNINORM_NFKC_DLL_VARIABLE='LIBUNISTRING_DLL_VARIABLE'
+
+
+
 
     HAVE_CHOWN=1;
   HAVE_COPY_FILE_RANGE=1;
@@ -29497,6 +32507,7 @@ q
   REPLACE_COPY_FILE_RANGE=0;
   REPLACE_DUP=0;
   REPLACE_DUP2=0;
+  REPLACE_DUP3=0;
   REPLACE_EXECL=0;
   REPLACE_EXECLE=0;
   REPLACE_EXECLP=0;
@@ -29505,11 +32516,14 @@ q
   REPLACE_EXECVP=0;
   REPLACE_EXECVPE=0;
   REPLACE_FACCESSAT=0;
+  REPLACE_FCHDIR=0;
   REPLACE_FCHOWNAT=0;
+  REPLACE_FDATASYNC=0;
   REPLACE_FTRUNCATE=0;
   REPLACE_GETCWD=0;
   REPLACE_GETDOMAINNAME=0;
   REPLACE_GETDTABLESIZE=0;
+  REPLACE_GETENTROPY=0;
   REPLACE_GETLOGIN_R=0;
   REPLACE_GETGROUPS=0;
   REPLACE_GETPAGESIZE=0;
@@ -29520,12 +32534,14 @@ q
   REPLACE_LINK=0;
   REPLACE_LINKAT=0;
   REPLACE_LSEEK=0;
+  REPLACE_PIPE2=0;
   REPLACE_PREAD=0;
   REPLACE_PWRITE=0;
   REPLACE_READ=0;
   REPLACE_READLINK=0;
   REPLACE_READLINKAT=0;
   REPLACE_RMDIR=0;
+  REPLACE_SETHOSTNAME=0;
   REPLACE_SLEEP=0;
   REPLACE_SYMLINK=0;
   REPLACE_SYMLINKAT=0;
@@ -29544,8 +32560,9 @@ ac_fn_check_decl "$LINENO" "execvpe" "ac_cv_have_decl_execvpe" "$ac_includes_def
 if test "x$ac_cv_have_decl_execvpe" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_EXECVPE $ac_have_decl" >>confdefs.h
 
@@ -29569,8 +32586,8 @@ printf %s "checking absolute name of <unistd.h>... " >&6; }
 if test ${gl_cv_next_unistd_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_unistd_h = yes; then
 
 
@@ -29586,7 +32603,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -29612,7 +32629,8 @@ _ACEOF
                gl_cv_next_unistd_h='<'unistd.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_unistd_h" >&5
 printf "%s\n" "$gl_cv_next_unistd_h" >&6; }
@@ -30007,8 +33025,8 @@ printf %s "checking for inttypes.h... " >&6; }
 if test ${gl_cv_header_inttypes_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <sys/types.h>
@@ -30025,10 +33043,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_inttypes_h=yes
-else $as_nop
-  gl_cv_header_inttypes_h=no
+else case e in #(
+  e) gl_cv_header_inttypes_h=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_inttypes_h" >&5
 printf "%s\n" "$gl_cv_header_inttypes_h" >&6; }
@@ -30044,8 +33064,8 @@ printf %s "checking for stdint.h... " >&6; }
 if test ${gl_cv_header_stdint_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
             #include <stdint.h>
@@ -30060,10 +33080,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_stdint_h=yes
-else $as_nop
-  gl_cv_header_stdint_h=no
+else case e in #(
+  e) gl_cv_header_stdint_h=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_stdint_h" >&5
 printf "%s\n" "$gl_cv_header_stdint_h" >&6; }
@@ -30081,8 +33103,8 @@ printf %s "checking for intmax_t... " >&6; }
 if test ${gt_cv_c_intmax_t+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stddef.h>
@@ -30105,10 +33127,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gt_cv_c_intmax_t=yes
-else $as_nop
-  gt_cv_c_intmax_t=no
+else case e in #(
+  e) gt_cv_c_intmax_t=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_intmax_t" >&5
 printf "%s\n" "$gt_cv_c_intmax_t" >&6; }
@@ -30134,15 +33158,15 @@ printf %s "checking whether snprintf returns a byte count as in C99... " >&6; }
 if test ${gl_cv_func_snprintf_retval_c99+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
   case "$host_os" in
                                  # Guess yes on glibc systems.
            *-gnu* | gnu*)        gl_cv_func_snprintf_retval_c99="guessing yes";;
                                  # Guess yes on musl systems.
-           *-musl*)              gl_cv_func_snprintf_retval_c99="guessing yes";;
+           *-musl* | midipix*)   gl_cv_func_snprintf_retval_c99="guessing yes";;
                                  # Guess yes on FreeBSD >= 5.
            freebsd[1-4].*)       gl_cv_func_snprintf_retval_c99="guessing no";;
            freebsd* | kfreebsd*) gl_cv_func_snprintf_retval_c99="guessing yes";;
@@ -30169,7 +33193,8 @@ then :
                                  # Guess yes on Android.
            linux*-android*)      gl_cv_func_snprintf_retval_c99="guessing yes";;
                                  # Guess yes on MSVC, no on mingw.
-           mingw*)               cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+           windows*-msvc*)       gl_cv_func_snprintf_retval_c99="guessing yes" ;;
+           mingw* | windows*)    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #ifdef _MSC_VER
@@ -30178,11 +33203,12 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Known" >/dev/null 2>&1
 then :
   gl_cv_func_snprintf_retval_c99="guessing yes"
-else $as_nop
-  gl_cv_func_snprintf_retval_c99="guessing no"
+else case e in #(
+  e) gl_cv_func_snprintf_retval_c99="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
@@ -30191,8 +33217,8 @@ rm -rf conftest*
            *)                    gl_cv_func_snprintf_retval_c99="$gl_cross_guess_normal";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -30227,14 +33253,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_snprintf_retval_c99=yes
-else $as_nop
-  gl_cv_func_snprintf_retval_c99=no
+else case e in #(
+  e) gl_cv_func_snprintf_retval_c99=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_snprintf_retval_c99" >&5
 printf "%s\n" "$gl_cv_func_snprintf_retval_c99" >&6; }
@@ -30247,8 +33276,8 @@ printf %s "checking whether snprintf truncates the result as in C99... " >&6; }
 if test ${gl_cv_func_snprintf_truncation_c99+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
@@ -30256,7 +33285,7 @@ then :
                                  # Guess yes on glibc systems.
            *-gnu* | gnu*)        gl_cv_func_snprintf_truncation_c99="guessing yes";;
                                  # Guess yes on musl systems.
-           *-musl*)              gl_cv_func_snprintf_truncation_c99="guessing yes";;
+           *-musl* | midipix*)   gl_cv_func_snprintf_truncation_c99="guessing yes";;
                                  # Guess yes on FreeBSD >= 5.
            freebsd[1-4].*)       gl_cv_func_snprintf_truncation_c99="guessing no";;
            freebsd* | kfreebsd*) gl_cv_func_snprintf_truncation_c99="guessing yes";;
@@ -30292,13 +33321,13 @@ then :
                                  # Guess yes on Android.
            linux*-android*)      gl_cv_func_snprintf_truncation_c99="guessing yes";;
                                  # Guess no on native Windows.
-           mingw*)               gl_cv_func_snprintf_truncation_c99="guessing no";;
+           mingw* | windows*)    gl_cv_func_snprintf_truncation_c99="guessing no";;
                                  # If we don't know, obey --enable-cross-guesses.
            *)                    gl_cv_func_snprintf_truncation_c99="$gl_cross_guess_normal";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -30330,14 +33359,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_snprintf_truncation_c99=yes
-else $as_nop
-  gl_cv_func_snprintf_truncation_c99=no
+else case e in #(
+  e) gl_cv_func_snprintf_truncation_c99=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_snprintf_truncation_c99" >&5
 printf "%s\n" "$gl_cv_func_snprintf_truncation_c99" >&6; }
@@ -30346,6 +33378,16 @@ printf "%s\n" "$gl_cv_func_snprintf_truncation_c99" >&6; }
 
 
 
+  ac_fn_c_check_func "$LINENO" "wcslen" "ac_cv_func_wcslen"
+if test "x$ac_cv_func_wcslen" = xyes
+then :
+  printf "%s\n" "#define HAVE_WCSLEN 1" >>confdefs.h
+
+fi
+
+
+
+
   ac_fn_c_check_func "$LINENO" "snprintf" "ac_cv_func_snprintf"
 if test "x$ac_cv_func_snprintf" = xyes
 then :
@@ -30358,24 +33400,6 @@ then :
   printf "%s\n" "#define HAVE_STRNLEN 1" >>confdefs.h
 
 fi
-ac_fn_c_check_func "$LINENO" "wcslen" "ac_cv_func_wcslen"
-if test "x$ac_cv_func_wcslen" = xyes
-then :
-  printf "%s\n" "#define HAVE_WCSLEN 1" >>confdefs.h
-
-fi
-ac_fn_c_check_func "$LINENO" "wcsnlen" "ac_cv_func_wcsnlen"
-if test "x$ac_cv_func_wcsnlen" = xyes
-then :
-  printf "%s\n" "#define HAVE_WCSNLEN 1" >>confdefs.h
-
-fi
-ac_fn_c_check_func "$LINENO" "mbrtowc" "ac_cv_func_mbrtowc"
-if test "x$ac_cv_func_mbrtowc" = xyes
-then :
-  printf "%s\n" "#define HAVE_MBRTOWC 1" >>confdefs.h
-
-fi
 ac_fn_c_check_func "$LINENO" "wcrtomb" "ac_cv_func_wcrtomb"
 if test "x$ac_cv_func_wcrtomb" = xyes
 then :
@@ -30388,13 +33412,13 @@ fi
 if test "x$ac_cv_have_decl__snprintf" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL__SNPRINTF $ac_have_decl" >>confdefs.h
 
 
-
   case "$gl_cv_func_snprintf_retval_c99" in
     *yes)
 
@@ -30413,22 +33437,24 @@ printf "%s\n" "#define HAVE_SNPRINTF_TRUNCATION_C99 1" >>confdefs.h
 
 
 
+
      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports 'long double' arguments" >&5
 printf %s "checking whether printf supports 'long double' arguments... " >&6; }
 if test ${gl_cv_func_printf_long_double+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                            # Guess no on BeOS.
-           beos*)           gl_cv_func_printf_long_double="guessing no";;
-                            # Guess yes on Android.
-           linux*-android*) gl_cv_func_printf_long_double="guessing yes";;
-                            # Guess yes on MSVC, no on mingw.
-           mingw*)          cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+                              # Guess no on BeOS.
+           beos*)             gl_cv_func_printf_long_double="guessing no";;
+                              # Guess yes on Android.
+           linux*-android*)   gl_cv_func_printf_long_double="guessing yes";;
+                              # Guess yes on MSVC, no on mingw.
+           windows*-msvc*)    gl_cv_func_printf_long_double="guessing yes" ;;
+           mingw* | windows*) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #ifdef _MSC_VER
@@ -30437,20 +33463,21 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Known" >/dev/null 2>&1
 then :
   gl_cv_func_printf_long_double="guessing yes"
-else $as_nop
-  gl_cv_func_printf_long_double="guessing no"
+else case e in #(
+  e) gl_cv_func_printf_long_double="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
-                            ;;
-           *)               gl_cv_func_printf_long_double="guessing yes";;
+                              ;;
+           *)                 gl_cv_func_printf_long_double="guessing yes";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -30477,14 +33504,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_printf_long_double=yes
-else $as_nop
-  gl_cv_func_printf_long_double=no
+else case e in #(
+  e) gl_cv_func_printf_long_double=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_long_double" >&5
 printf "%s\n" "$gl_cv_func_printf_long_double" >&6; }
@@ -30508,8 +33538,8 @@ printf %s "checking whether printf supports infinite 'double' arguments... " >&6
 if test ${gl_cv_func_printf_infinite+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
@@ -30517,7 +33547,7 @@ then :
                                  # Guess yes on glibc systems.
            *-gnu* | gnu*)        gl_cv_func_printf_infinite="guessing yes";;
                                  # Guess yes on musl systems.
-           *-musl*)              gl_cv_func_printf_infinite="guessing yes";;
+           *-musl* | midipix*)   gl_cv_func_printf_infinite="guessing yes";;
                                  # Guess yes on FreeBSD >= 6.
            freebsd[1-5].*)       gl_cv_func_printf_infinite="guessing no";;
            freebsd* | kfreebsd*) gl_cv_func_printf_infinite="guessing yes";;
@@ -30540,7 +33570,8 @@ then :
                                  # Guess no on Android.
            linux*-android*)      gl_cv_func_printf_infinite="guessing no";;
                                  # Guess yes on MSVC, no on mingw.
-           mingw*)               cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+           windows*-msvc*)       gl_cv_func_printf_infinite="guessing yes" ;;
+           mingw* | windows*)    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #ifdef _MSC_VER
@@ -30549,11 +33580,12 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Known" >/dev/null 2>&1
 then :
   gl_cv_func_printf_infinite="guessing yes"
-else $as_nop
-  gl_cv_func_printf_infinite="guessing no"
+else case e in #(
+  e) gl_cv_func_printf_infinite="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
@@ -30562,8 +33594,8 @@ rm -rf conftest*
            *)                    gl_cv_func_printf_infinite="$gl_cross_guess_normal";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -30636,14 +33668,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_printf_infinite=yes
-else $as_nop
-  gl_cv_func_printf_infinite=no
+else case e in #(
+  e) gl_cv_func_printf_infinite=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_infinite" >&5
 printf "%s\n" "$gl_cv_func_printf_infinite" >&6; }
@@ -30665,8 +33700,8 @@ printf %s "checking whether printf supports infinite 'long double' arguments...
 if test ${gl_cv_func_printf_infinite_long_double+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
           if test "$cross_compiling" = yes
 then :
   case "$host_cpu" in
@@ -30677,7 +33712,7 @@ then :
                                          # Guess yes on glibc systems.
                    *-gnu* | gnu*)        gl_cv_func_printf_infinite_long_double="guessing yes";;
                                          # Guess yes on musl systems.
-                   *-musl*)              gl_cv_func_printf_infinite_long_double="guessing yes";;
+                   *-musl* | midipix*)   gl_cv_func_printf_infinite_long_double="guessing yes";;
                                          # Guess yes on FreeBSD >= 6.
                    freebsd[1-5].*)       gl_cv_func_printf_infinite_long_double="guessing no";;
                    freebsd* | kfreebsd*) gl_cv_func_printf_infinite_long_double="guessing yes";;
@@ -30691,7 +33726,8 @@ then :
                                          # Guess no on Android.
                    linux*-android*)      gl_cv_func_printf_infinite_long_double="guessing no";;
                                          # Guess yes on MSVC, no on mingw.
-                   mingw*)               cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+                   windows*-msvc*)       gl_cv_func_printf_infinite_long_double="guessing yes" ;;
+                   mingw* | windows*)    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #ifdef _MSC_VER
@@ -30700,11 +33736,12 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Known" >/dev/null 2>&1
 then :
   gl_cv_func_printf_infinite_long_double="guessing yes"
-else $as_nop
-  gl_cv_func_printf_infinite_long_double="guessing no"
+else case e in #(
+  e) gl_cv_func_printf_infinite_long_double="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
@@ -30715,8 +33752,8 @@ rm -rf conftest*
                  ;;
              esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 
@@ -30984,14 +34021,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_printf_infinite_long_double=yes
-else $as_nop
-  gl_cv_func_printf_infinite_long_double=no
+else case e in #(
+  e) gl_cv_func_printf_infinite_long_double=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_infinite_long_double" >&5
 printf "%s\n" "$gl_cv_func_printf_infinite_long_double" >&6; }
@@ -31008,8 +34048,8 @@ printf %s "checking whether printf supports the 'a' and 'A' directives... " >&6;
 if test ${gl_cv_func_printf_directive_a+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
@@ -31028,27 +34068,28 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "BZ2908" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "BZ2908" >/dev/null 2>&1
 then :
   gl_cv_func_printf_directive_a="guessing yes"
-else $as_nop
-  gl_cv_func_printf_directive_a="guessing no"
+else case e in #(
+  e) gl_cv_func_printf_directive_a="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
              ;;
                                  # Guess yes on musl systems.
-           *-musl*)              gl_cv_func_printf_directive_a="guessing yes";;
+           *-musl* | midipix*)   gl_cv_func_printf_directive_a="guessing yes";;
                                  # Guess no on Android.
            linux*-android*)      gl_cv_func_printf_directive_a="guessing no";;
                                  # Guess no on native Windows.
-           mingw*)               gl_cv_func_printf_directive_a="guessing no";;
+           mingw* | windows*)    gl_cv_func_printf_directive_a="guessing no";;
                                  # If we don't know, obey --enable-cross-guesses.
            *)                    gl_cv_func_printf_directive_a="$gl_cross_guess_normal";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -31110,27 +34151,111 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_printf_directive_a=yes
-else $as_nop
-  gl_cv_func_printf_directive_a=no
+else case e in #(
+  e) gl_cv_func_printf_directive_a=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_a" >&5
 printf "%s\n" "$gl_cv_func_printf_directive_a" >&6; }
 
 
 
+     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'b' directive" >&5
+printf %s "checking whether printf supports the 'b' directive... " >&6; }
+if test ${gl_cv_func_printf_directive_b+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+      if test "$cross_compiling" = yes
+then :
+
+         case "$host_os" in
+                               # Guess yes on glibc >= 2.35 systems.
+           *-gnu* | gnu*)
+             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+               #include <features.h>
+               #ifdef __GNU_LIBRARY__
+                #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 35) || (__GLIBC__ > 2)
+                 Lucky user
+                #endif
+               #endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP_TRADITIONAL "Lucky" >/dev/null 2>&1
+then :
+  gl_cv_func_printf_directive_uppercase_b="guessing yes"
+else case e in #(
+  e) gl_cv_func_printf_directive_uppercase_b="guessing no" ;;
+esac
+fi
+rm -rf conftest*
+
+             ;;
+                               # Guess no on musl systems.
+           *-musl* | midipix*) gl_cv_func_printf_directive_b="guessing no";;
+                               # Guess no on Android.
+           linux*-android*)    gl_cv_func_printf_directive_b="guessing no";;
+                               # Guess no on native Windows.
+           mingw* | windows*)  gl_cv_func_printf_directive_b="guessing no";;
+                               # If we don't know, obey --enable-cross-guesses.
+           *)                  gl_cv_func_printf_directive_b="$gl_cross_guess_normal";;
+         esac
+
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <stdio.h>
+#include <string.h>
+static char buf[100];
+int main ()
+{
+  int result = 0;
+  if (sprintf (buf, "%b %d", 12345, 33, 44, 55) < 0
+      || strcmp (buf, "11000000111001 33") != 0)
+    result |= 1;
+  return result;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_func_printf_directive_b=yes
+else case e in #(
+  e) gl_cv_func_printf_directive_b=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_b" >&5
+printf "%s\n" "$gl_cv_func_printf_directive_b" >&6; }
+
+
+
      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'F' directive" >&5
 printf %s "checking whether printf supports the 'F' directive... " >&6; }
 if test ${gl_cv_func_printf_directive_f+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
@@ -31138,7 +34263,7 @@ then :
                                  # Guess yes on glibc systems.
            *-gnu* | gnu*)        gl_cv_func_printf_directive_f="guessing yes";;
                                  # Guess yes on musl systems.
-           *-musl*)              gl_cv_func_printf_directive_f="guessing yes";;
+           *-musl* | midipix*)   gl_cv_func_printf_directive_f="guessing yes";;
                                  # Guess yes on FreeBSD >= 6.
            freebsd[1-5].*)       gl_cv_func_printf_directive_f="guessing no";;
            freebsd* | kfreebsd*) gl_cv_func_printf_directive_f="guessing yes";;
@@ -31155,7 +34280,8 @@ then :
                                  # Guess no on Android.
            linux*-android*)      gl_cv_func_printf_directive_f="guessing no";;
                                  # Guess yes on MSVC, no on mingw.
-           mingw*)               cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+           windows*-msvc*)       gl_cv_func_printf_directive_f="guessing yes" ;;
+           mingw* | windows*)    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #ifdef _MSC_VER
@@ -31164,11 +34290,12 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Known" >/dev/null 2>&1
 then :
   gl_cv_func_printf_directive_f="guessing yes"
-else $as_nop
-  gl_cv_func_printf_directive_f="guessing no"
+else case e in #(
+  e) gl_cv_func_printf_directive_f="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
@@ -31177,8 +34304,8 @@ rm -rf conftest*
            *)                    gl_cv_func_printf_directive_f="$gl_cross_guess_normal";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -31204,14 +34331,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_printf_directive_f=yes
-else $as_nop
-  gl_cv_func_printf_directive_f=no
+else case e in #(
+  e) gl_cv_func_printf_directive_f=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_f" >&5
 printf "%s\n" "$gl_cv_func_printf_directive_f" >&6; }
@@ -31223,28 +34353,28 @@ printf %s "checking whether printf supports the 'ls' directive... " >&6; }
 if test ${gl_cv_func_printf_directive_ls+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
          case "$host_os" in
-                            # Guess yes on OpenBSD >= 6.0.
-           openbsd[1-5].*)  gl_cv_func_printf_directive_ls="guessing no";;
-           openbsd*)        gl_cv_func_printf_directive_ls="guessing yes";;
-           irix*)           gl_cv_func_printf_directive_ls="guessing no";;
-           solaris*)        gl_cv_func_printf_directive_ls="guessing no";;
-           cygwin*)         gl_cv_func_printf_directive_ls="guessing no";;
-           beos* | haiku*)  gl_cv_func_printf_directive_ls="guessing no";;
-                            # Guess no on Android.
-           linux*-android*) gl_cv_func_printf_directive_ls="guessing no";;
-                            # Guess yes on native Windows.
-           mingw*)          gl_cv_func_printf_directive_ls="guessing yes";;
-           *)               gl_cv_func_printf_directive_ls="guessing yes";;
+                              # Guess yes on OpenBSD >= 6.0.
+           openbsd[1-5].*)    gl_cv_func_printf_directive_ls="guessing no";;
+           openbsd*)          gl_cv_func_printf_directive_ls="guessing yes";;
+           irix*)             gl_cv_func_printf_directive_ls="guessing no";;
+           solaris*)          gl_cv_func_printf_directive_ls="guessing no";;
+           cygwin*)           gl_cv_func_printf_directive_ls="guessing no";;
+           beos* | haiku*)    gl_cv_func_printf_directive_ls="guessing no";;
+                              # Guess no on Android.
+           linux*-android*)   gl_cv_func_printf_directive_ls="guessing no";;
+                              # Guess yes on native Windows.
+           mingw* | windows*) gl_cv_func_printf_directive_ls="guessing yes";;
+           *)                 gl_cv_func_printf_directive_ls="guessing yes";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -31294,42 +34424,103 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_printf_directive_ls=yes
-else $as_nop
-  gl_cv_func_printf_directive_ls=no
+else case e in #(
+  e) gl_cv_func_printf_directive_ls=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_ls" >&5
 printf "%s\n" "$gl_cv_func_printf_directive_ls" >&6; }
 
 
 
+     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'lc' directive correctly" >&5
+printf %s "checking whether printf supports the 'lc' directive correctly... " >&6; }
+if test ${gl_cv_func_printf_directive_lc+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+      if test "$cross_compiling" = yes
+then :
+
+         case "$host_os" in
+                               # Guess no on musl libc.
+           *-musl* | midipix*) gl_cv_func_printf_directive_lc="guessing no";;
+                               # Guess yes otherwise.
+           *)                  gl_cv_func_printf_directive_lc="guessing yes";;
+         esac
+
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <stdio.h>
+#include <wchar.h>
+#include <string.h>
+int main ()
+{
+  int result = 0;
+  char buf[100];
+  /* This test fails on musl libc 1.2.4.  */
+  {
+    buf[0] = '\0';
+    if (sprintf (buf, "%lc%lc%lc", (wint_t) 'a', (wint_t) 0, (wint_t) 'z') < 0
+        || memcmp (buf, "a\0z", 4) != 0)
+      result |= 1;
+  }
+  return result;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_func_printf_directive_lc=yes
+else case e in #(
+  e) gl_cv_func_printf_directive_lc=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_lc" >&5
+printf "%s\n" "$gl_cv_func_printf_directive_lc" >&6; }
+
+
+
      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the grouping flag" >&5
 printf %s "checking whether printf supports the grouping flag... " >&6; }
 if test ${gl_cv_func_printf_flag_grouping+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
          case "$host_os" in
-           cygwin*)         gl_cv_func_printf_flag_grouping="guessing no";;
-           netbsd*)         gl_cv_func_printf_flag_grouping="guessing no";;
-                            # Guess no on Android.
-           linux*-android*) gl_cv_func_printf_flag_grouping="guessing no";;
-                            # Guess no on native Windows.
-           mingw* | pw*)    gl_cv_func_printf_flag_grouping="guessing no";;
-           *)               gl_cv_func_printf_flag_grouping="guessing yes";;
+           cygwin*)                 gl_cv_func_printf_flag_grouping="guessing no";;
+           netbsd*)                 gl_cv_func_printf_flag_grouping="guessing no";;
+                                    # Guess no on Android.
+           linux*-android*)         gl_cv_func_printf_flag_grouping="guessing no";;
+                                    # Guess no on native Windows.
+           mingw* | windows* | pw*) gl_cv_func_printf_flag_grouping="guessing no";;
+           *)                       gl_cv_func_printf_flag_grouping="guessing yes";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -31346,14 +34537,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_printf_flag_grouping=yes
-else $as_nop
-  gl_cv_func_printf_flag_grouping=no
+else case e in #(
+  e) gl_cv_func_printf_flag_grouping=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_grouping" >&5
 printf "%s\n" "$gl_cv_func_printf_flag_grouping" >&6; }
@@ -31365,26 +34559,26 @@ printf %s "checking whether printf supports the left-adjust flag correctly... "
 if test ${gl_cv_func_printf_flag_leftadjust+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
          case "$host_os" in
-                            # Guess yes on HP-UX 11.
-           hpux11*)         gl_cv_func_printf_flag_leftadjust="guessing yes";;
-                            # Guess no on HP-UX 10 and older.
-           hpux*)           gl_cv_func_printf_flag_leftadjust="guessing no";;
-                            # Guess yes on Android.
-           linux*-android*) gl_cv_func_printf_flag_leftadjust="guessing yes";;
-                            # Guess yes on native Windows.
-           mingw*)          gl_cv_func_printf_flag_leftadjust="guessing yes";;
-                            # Guess yes otherwise.
-           *)               gl_cv_func_printf_flag_leftadjust="guessing yes";;
+                              # Guess yes on HP-UX 11.
+           hpux11*)           gl_cv_func_printf_flag_leftadjust="guessing yes";;
+                              # Guess no on HP-UX 10 and older.
+           hpux*)             gl_cv_func_printf_flag_leftadjust="guessing no";;
+                              # Guess yes on Android.
+           linux*-android*)   gl_cv_func_printf_flag_leftadjust="guessing yes";;
+                              # Guess yes on native Windows.
+           mingw* | windows*) gl_cv_func_printf_flag_leftadjust="guessing yes";;
+                              # Guess yes otherwise.
+           *)                 gl_cv_func_printf_flag_leftadjust="guessing yes";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -31402,14 +34596,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_printf_flag_leftadjust=yes
-else $as_nop
-  gl_cv_func_printf_flag_leftadjust=no
+else case e in #(
+  e) gl_cv_func_printf_flag_leftadjust=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_leftadjust" >&5
 printf "%s\n" "$gl_cv_func_printf_flag_leftadjust" >&6; }
@@ -31421,28 +34618,28 @@ printf %s "checking whether printf supports the zero flag correctly... " >&6; }
 if test ${gl_cv_func_printf_flag_zero+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
          case "$host_os" in
-                            # Guess yes on glibc systems.
-           *-gnu* | gnu*)   gl_cv_func_printf_flag_zero="guessing yes";;
-                            # Guess yes on musl systems.
-           *-musl*)         gl_cv_func_printf_flag_zero="guessing yes";;
-                            # Guess yes on BeOS.
-           beos*)           gl_cv_func_printf_flag_zero="guessing yes";;
-                            # Guess no on Android.
-           linux*-android*) gl_cv_func_printf_flag_zero="guessing no";;
-                            # Guess no on native Windows.
-           mingw*)          gl_cv_func_printf_flag_zero="guessing no";;
-                            # If we don't know, obey --enable-cross-guesses.
-           *)               gl_cv_func_printf_flag_zero="$gl_cross_guess_normal";;
+                               # Guess yes on glibc systems.
+           *-gnu* | gnu*)      gl_cv_func_printf_flag_zero="guessing yes";;
+                               # Guess yes on musl systems.
+           *-musl* | midipix*) gl_cv_func_printf_flag_zero="guessing yes";;
+                               # Guess yes on BeOS.
+           beos*)              gl_cv_func_printf_flag_zero="guessing yes";;
+                               # Guess no on Android.
+           linux*-android*)    gl_cv_func_printf_flag_zero="guessing no";;
+                               # Guess no on native Windows.
+           mingw* | windows*)  gl_cv_func_printf_flag_zero="guessing no";;
+                               # If we don't know, obey --enable-cross-guesses.
+           *)                  gl_cv_func_printf_flag_zero="$gl_cross_guess_normal";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -31461,42 +34658,99 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_printf_flag_zero=yes
-else $as_nop
-  gl_cv_func_printf_flag_zero=no
+else case e in #(
+  e) gl_cv_func_printf_flag_zero=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_zero" >&5
 printf "%s\n" "$gl_cv_func_printf_flag_zero" >&6; }
 
 
 
+     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the alternative flag with a zero precision" >&5
+printf %s "checking whether printf supports the alternative flag with a zero precision... " >&6; }
+if test ${gl_cv_func_printf_flag_alt_precision_zero+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+      if test "$cross_compiling" = yes
+then :
+
+         case "$host_os" in
+           # Guess no only on macOS 10..12 systems.
+           darwin[0-9] | darwin[0-9].* | \
+           darwin1[0-9] | darwin1[0-9].* | \
+           darwin2[0-1] | darwin2[0-1].*)
+                    gl_cv_func_printf_flag_alt_precision_zero="guessing no" ;;
+           darwin*) gl_cv_func_printf_flag_alt_precision_zero="guessing yes" ;;
+           *)       gl_cv_func_printf_flag_alt_precision_zero="guessing yes" ;;
+         esac
+
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <stdio.h>
+static char buf[10];
+int main ()
+{
+  int result = 0;
+  if (sprintf (buf, "%#.0x %d", 0, 33, 44) > 0 + 3)
+    result |= 1;
+  return result;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_func_printf_flag_alt_precision_zero=yes
+else case e in #(
+  e) gl_cv_func_printf_flag_alt_precision_zero=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_alt_precision_zero" >&5
+printf "%s\n" "$gl_cv_func_printf_flag_alt_precision_zero" >&6; }
+
+
+
      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports large precisions" >&5
 printf %s "checking whether printf supports large precisions... " >&6; }
 if test ${gl_cv_func_printf_precision+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
          case "$host_os" in
            # Guess no only on Solaris, native Windows, and BeOS systems.
-           solaris*)        gl_cv_func_printf_precision="guessing no" ;;
-           mingw* | pw*)    gl_cv_func_printf_precision="guessing no" ;;
-           beos*)           gl_cv_func_printf_precision="guessing no" ;;
-                            # Guess yes on Android.
-           linux*-android*) gl_cv_func_printf_precision="guessing yes" ;;
-           *)               gl_cv_func_printf_precision="guessing yes" ;;
+           solaris*)                gl_cv_func_printf_precision="guessing no" ;;
+           mingw* | windows* | pw*) gl_cv_func_printf_precision="guessing no" ;;
+           beos*)                   gl_cv_func_printf_precision="guessing no" ;;
+                                    # Guess yes on Android.
+           linux*-android*)         gl_cv_func_printf_precision="guessing yes" ;;
+           *)                       gl_cv_func_printf_precision="guessing yes" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -31525,14 +34779,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_printf_precision=yes
-else $as_nop
-  gl_cv_func_printf_precision=no
+else case e in #(
+  e) gl_cv_func_printf_precision=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_precision" >&5
 printf "%s\n" "$gl_cv_func_printf_precision" >&6; }
@@ -31545,8 +34802,8 @@ printf %s "checking whether printf survives out-of-memory conditions... " >&6; }
 if test ${gl_cv_func_printf_enomem+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       gl_cv_func_printf_enomem="guessing no"
       if test "$cross_compiling" = no; then
         if test $APPLE_UNIVERSAL_BUILD = 0; then
@@ -31765,7 +35022,8 @@ _ACEOF
           *)               gl_cv_func_printf_enomem="$gl_cross_guess_normal";;
         esac
       fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_enomem" >&5
 printf "%s\n" "$gl_cv_func_printf_enomem" >&6; }
@@ -31773,14 +35031,13 @@ printf "%s\n" "$gl_cv_func_printf_enomem" >&6; }
 
 
 
-
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether <wchar.h> uses 'inline' correctly" >&5
 printf %s "checking whether <wchar.h> uses 'inline' correctly... " >&6; }
 if test ${gl_cv_header_wchar_h_correct_inline+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gl_cv_header_wchar_h_correct_inline=yes
+else case e in #(
+  e) gl_cv_header_wchar_h_correct_inline=yes
      case "$host_os" in
        *-gnu* | gnu*)
          cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -31793,8 +35050,8 @@ else $as_nop
              int main () { return zero(); }
 
 _ACEOF
-                                                      save_ac_compile="$ac_compile"
-         ac_compile=`echo "$save_ac_compile" | sed s/conftest/conftest1/`
+                                                      saved_ac_compile="$ac_compile"
+         ac_compile=`echo "$saved_ac_compile" | sed s/conftest/conftest1/`
          if echo '#include "conftest.c"' >conftest1.c \
             && { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
@@ -31810,7 +35067,7 @@ _ACEOF
                int zero (void) { return 0; }
 
 _ACEOF
-                      ac_compile=`echo "$save_ac_compile" | sed s/conftest/conftest2/`
+                      ac_compile=`echo "$saved_ac_compile" | sed s/conftest/conftest2/`
            if echo '#include "conftest.c"' >conftest2.c \
               && { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
@@ -31824,11 +35081,12 @@ _ACEOF
              fi
            fi
          fi
-         ac_compile="$save_ac_compile"
+         ac_compile="$saved_ac_compile"
          rm -f conftest12.c conftest12.$ac_objext conftest$ac_exeext
          ;;
      esac
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_wchar_h_correct_inline" >&5
 printf "%s\n" "$gl_cv_header_wchar_h_correct_inline" >&6; }
@@ -31864,8 +35122,8 @@ printf %s "checking absolute name of <wchar.h>... " >&6; }
 if test ${gl_cv_next_wchar_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_wchar_h = yes; then
 
 
@@ -31881,7 +35139,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -31907,7 +35165,8 @@ _ACEOF
                gl_cv_next_wchar_h='<'wchar.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_wchar_h" >&5
 printf "%s\n" "$gl_cv_next_wchar_h" >&6; }
@@ -31958,8 +35217,9 @@ printf "%s\n" "$gl_cv_next_wchar_h" >&6; }
 if test "x$ac_cv_have_decl_wcsdup" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_WCSDUP $ac_have_decl" >>confdefs.h
 
@@ -31975,8 +35235,8 @@ printf %s "checking for C compiler option to allow warnings... " >&6; }
 if test ${gl_cv_cc_wallow+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  rm -f conftest*
+else case e in #(
+  e) rm -f conftest*
      echo 'int dummy;' > conftest.c
      { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -c conftest.c 2>conftest1.err'
   { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
@@ -31996,7 +35256,8 @@ else $as_nop
        gl_cv_cc_wallow=none
      fi
      rm -f conftest*
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_wallow" >&5
 printf "%s\n" "$gl_cv_cc_wallow" >&6; }
@@ -32013,8 +35274,8 @@ printf %s "checking for C++ compiler option to allow warnings... " >&6; }
 if test ${gl_cv_cxx_wallow+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  rm -f conftest*
+else case e in #(
+  e) rm -f conftest*
        echo 'int dummy;' > conftest.cc
        { ac_try='${CXX-c++} $CXXFLAGS $CPPFLAGS -c conftest.cc 2>conftest1.err'
   { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
@@ -32034,7 +35295,8 @@ else $as_nop
          gl_cv_cxx_wallow=none
        fi
        rm -f conftest*
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cxx_wallow" >&5
 printf "%s\n" "$gl_cv_cxx_wallow" >&6; }
@@ -32090,8 +35352,8 @@ printf %s "checking whether <sys/socket.h> is self-contained... " >&6; }
 if test ${gl_cv_header_sys_socket_h_selfcontained+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/socket.h>
@@ -32106,11 +35368,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_sys_socket_h_selfcontained=yes
-else $as_nop
-  gl_cv_header_sys_socket_h_selfcontained=no
+else case e in #(
+  e) gl_cv_header_sys_socket_h_selfcontained=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_sys_socket_h_selfcontained" >&5
 printf "%s\n" "$gl_cv_header_sys_socket_h_selfcontained" >&6; }
@@ -32128,8 +35392,8 @@ printf %s "checking whether <sys/socket.h> defines the SHUT_* macros... " >&6; }
 if test ${gl_cv_header_sys_socket_h_shut+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
           cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/socket.h>
@@ -32144,11 +35408,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_sys_socket_h_shut=yes
-else $as_nop
-  gl_cv_header_sys_socket_h_shut=no
+else case e in #(
+  e) gl_cv_header_sys_socket_h_shut=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_sys_socket_h_shut" >&5
 printf "%s\n" "$gl_cv_header_sys_socket_h_shut" >&6; }
@@ -32177,8 +35443,8 @@ printf %s "checking absolute name of <sys/socket.h>... " >&6; }
 if test ${gl_cv_next_sys_socket_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_sys_socket_h = yes; then
 
 
@@ -32194,7 +35460,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -32220,7 +35486,8 @@ _ACEOF
                gl_cv_next_sys_socket_h='<'sys/socket.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_socket_h" >&5
 printf "%s\n" "$gl_cv_next_sys_socket_h" >&6; }
@@ -32322,8 +35589,9 @@ then :
 printf "%s\n" "#define HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY 1" >>confdefs.h
 
 
-else $as_nop
-  HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY=0
+else case e in #(
+  e) HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY=0 ;;
+esac
 fi
 
   fi
@@ -32456,8 +35724,8 @@ printf %s "checking absolute name of <arpa/inet.h>... " >&6; }
 if test ${gl_cv_next_arpa_inet_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_arpa_inet_h = yes; then
 
 
@@ -32473,7 +35741,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -32499,7 +35767,8 @@ _ACEOF
                gl_cv_next_arpa_inet_h='<'arpa/inet.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_arpa_inet_h" >&5
 printf "%s\n" "$gl_cv_next_arpa_inet_h" >&6; }
@@ -32553,6 +35822,145 @@ printf "%s\n" "$gl_cv_next_arpa_inet_h" >&6; }
 
 
 
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a turkish Unicode locale" >&5
+printf %s "checking for a turkish Unicode locale... " >&6; }
+if test ${gt_cv_locale_tr_utf8+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <locale.h>
+#include <time.h>
+#if HAVE_LANGINFO_CODESET
+# include <langinfo.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+#include <wctype.h>
+struct tm t;
+char buf[16];
+int main () {
+  /* On BeOS, locales are not implemented in libc.  Rather, libintl
+     imitates locale dependent behaviour by looking at the environment
+     variables, and all locales use the UTF-8 encoding.  But BeOS does not
+     implement the Turkish upper-/lowercase mappings.  Therefore, let this
+     program return 1 on BeOS.  */
+  /* Check whether the given locale name is recognized by the system.  */
+#if defined _WIN32 && !defined __CYGWIN__
+  /* On native Windows, setlocale(category, "") looks at the system settings,
+     not at the environment variables.  Also, when an encoding suffix such
+     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
+     category of the locale to "C".  */
+  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
+      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
+    return 1;
+#else
+  if (setlocale (LC_ALL, "") == NULL) return 1;
+#endif
+  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
+     On Mac OS X 10.3.5 (Darwin 7.5) in the tr_TR locale, nl_langinfo(CODESET)
+     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
+     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
+     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
+     some unit tests fail.  */
+#if HAVE_LANGINFO_CODESET
+  {
+    const char *cs = nl_langinfo (CODESET);
+    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
+      return 1;
+  }
+#endif
+#ifdef __CYGWIN__
+  /* On Cygwin, avoid locale names without encoding suffix, because the
+     locale_charset() function relies on the encoding suffix.  Note that
+     LC_ALL is set on the command line.  */
+  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
+#endif
+  /* Check whether in the abbreviation of the eighth month, the second
+     character (should be U+011F: LATIN SMALL LETTER G WITH BREVE) is
+     two bytes long, with UTF-8 encoding.  */
+  t.tm_year = 1992 - 1900; t.tm_mon = 8 - 1; t.tm_mday = 19;
+  if (strftime (buf, sizeof (buf), "%b", &t) < 4
+      || buf[1] != (char) 0xc4 || buf[2] != (char) 0x9f)
+    return 1;
+  /* Check whether the upper-/lowercase mappings are as expected for
+     Turkish.  */
+  if (towupper ('i') != 0x0130 || towlower (0x0130) != 'i'
+      || towupper(0x0131) != 'I' || towlower ('I') != 0x0131)
+    return 1;
+  return 0;
+}
+
+_ACEOF
+    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && test -s conftest$ac_exeext; then
+      case "$host_os" in
+        # Handle native Windows specially, because there setlocale() interprets
+        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
+        # "fr" or "fra" as "French" or "French_France.1252",
+        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
+        # "ja" as "Japanese" or "Japanese_Japan.932",
+        # and similar.
+        mingw* | windows*)
+          # Test for the hypothetical native Windows locale name.
+          if (LC_ALL=Turkish_Turkey.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+            gt_cv_locale_tr_utf8=Turkish_Turkey.65001
+          else
+            # None found.
+            gt_cv_locale_tr_utf8=none
+          fi
+          ;;
+        *)
+          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
+          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
+          # configure script would override the LC_ALL setting. Likewise for
+          # LC_CTYPE, which is also set at the beginning of the configure script.
+          # Test for the usual locale name.
+          if (LC_ALL=tr_TR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+            gt_cv_locale_tr_utf8=tr_TR
+          else
+            # Test for the locale name with explicit encoding suffix.
+            if (LC_ALL=tr_TR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+              gt_cv_locale_tr_utf8=tr_TR.UTF-8
+            else
+              # Test for the Solaris 7 locale name.
+              if (LC_ALL=tr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+                gt_cv_locale_tr_utf8=tr.UTF-8
+              else
+                # None found.
+                gt_cv_locale_tr_utf8=none
+              fi
+            fi
+          fi
+          ;;
+      esac
+    else
+      gt_cv_locale_tr_utf8=none
+    fi
+    rm -fr conftest*
+   ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_tr_utf8" >&5
+printf "%s\n" "$gt_cv_locale_tr_utf8" >&6; }
+  LOCALE_TR_UTF8=$gt_cv_locale_tr_utf8
+  case $LOCALE_TR_UTF8 in #(
+    '' | *[[:space:]\"\$\'*[]*)
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: invalid locale \"$LOCALE_TR_UTF8\"; assuming \"none\"" >&5
+printf "%s\n" "$as_me: WARNING: invalid locale \"$LOCALE_TR_UTF8\"; assuming \"none\"" >&2;}
+      LOCALE_TR_UTF8=none;;
+  esac
+
+
+
+
+
   if test $REPLACE_MALLOC_FOR_MALLOC_POSIX = 1; then
     REPLACE_CALLOC_FOR_CALLOC_POSIX=1
   fi
@@ -32571,6 +35979,43 @@ printf "%s\n" "#define HAVE_MSVC_INVALID_PARAMETER_HANDLER 1" >>confdefs.h
 
 
 
+
+
+
+    if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
+      REPLACE_CLOSE=1
+    fi
+
+
+
+
+
+
+  if test $ac_cv_header_sys_socket_h != yes; then
+                    ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default"
+if test "x$ac_cv_header_winsock2_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_WINSOCK2_H 1" >>confdefs.h
+
+fi
+
+  fi
+  if test "$ac_cv_header_winsock2_h" = yes; then
+    HAVE_WINSOCK2_H=1
+    UNISTD_H_HAVE_WINSOCK2_H=1
+    SYS_IOCTL_H_HAVE_WINSOCK2_H=1
+  else
+    HAVE_WINSOCK2_H=0
+  fi
+
+
+    if test $UNISTD_H_HAVE_WINSOCK2_H = 1; then
+                        REPLACE_CLOSE=1
+    fi
+
+
+
+
     HAVE_ISBLANK=1;
 
 
@@ -32592,8 +36037,8 @@ printf %s "checking absolute name of <ctype.h>... " >&6; }
 if test ${gl_cv_next_ctype_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -32606,7 +36051,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -32629,7 +36074,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_ctype_h
           gl_cv_next_ctype_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_ctype_h" >&5
 printf "%s\n" "$gl_cv_next_ctype_h" >&6; }
@@ -32671,8 +36117,8 @@ printf %s "checking if environ is properly declared... " >&6; }
 if test ${gt_cv_var_environ_declaration+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #if HAVE_UNISTD_H
      #include <unistd.h>
@@ -32693,10 +36139,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gt_cv_var_environ_declaration=no
-else $as_nop
-  gt_cv_var_environ_declaration=yes
+else case e in #(
+  e) gt_cv_var_environ_declaration=yes ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_var_environ_declaration" >&5
 printf "%s\n" "$gt_cv_var_environ_declaration" >&6; }
@@ -32711,12 +36159,336 @@ printf "%s\n" "#define HAVE_ENVIRON_DECL 1" >>confdefs.h
     HAVE_DECL_ENVIRON=0
   fi
 
+
+
+
+
+
+
+
+
+
+
+
+
+     if test $gl_cv_have_include_next = yes; then
+       gl_cv_next_error_h='<'error.h'>'
+     else
+       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of <error.h>" >&5
+printf %s "checking absolute name of <error.h>... " >&6; }
+if test ${gl_cv_next_error_h+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+             if test $ac_cv_header_error_h = yes; then
+
+
+
+
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <error.h>
+_ACEOF
+                case "$host_os" in
+    aix*) gl_absname_cpp="$ac_cpp -C" ;;
+    *)    gl_absname_cpp="$ac_cpp" ;;
+  esac
+
+  case "$host_os" in
+    mingw* | windows*)
+                                          gl_dirsep_regex='[/\\]'
+      ;;
+    *)
+      gl_dirsep_regex='\/'
+      ;;
+  esac
+      gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g'
+  gl_header_literal_regex=`echo 'error.h' \
+                           | sed -e "$gl_make_literal_regex_sed"`
+  gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{
+      s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/
+      s|^/[^/]|//&|
+      p
+      q
+    }'
+
+        gl_cv_absolute_error_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 |
+  sed -n "$gl_absolute_header_sed"`
+
+          gl_header=$gl_cv_absolute_error_h
+          gl_cv_next_error_h='"'$gl_header'"'
+          else
+               gl_cv_next_error_h='<'error.h'>'
+             fi
+
+          ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_error_h" >&5
+printf "%s\n" "$gl_cv_next_error_h" >&6; }
+     fi
+     NEXT_ERROR_H=$gl_cv_next_error_h
+
+     if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then
+       # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next'
+       gl_next_as_first_directive='<'error.h'>'
+     else
+       # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include'
+       gl_next_as_first_directive=$gl_cv_next_error_h
+     fi
+     NEXT_AS_FIRST_DIRECTIVE_ERROR_H=$gl_next_as_first_directive
+
+
+
+
+  if test $ac_cv_header_error_h = yes; then
+    HAVE_ERROR_H=1
+  else
+    HAVE_ERROR_H=0
+  fi
+
+
+  REPLACE_ERROR=0
+
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for error" >&5
+printf %s "checking for error... " >&6; }
+if test ${gl_cv_onwards_func_error+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "error" "ac_cv_have_decl_error" "#include <error.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_error" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_error = yes; then
+             ac_fn_c_check_func "$LINENO" "error" "ac_cv_func_error"
+if test "x$ac_cv_func_error" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_error = yes; then
+               gl_cv_onwards_func_error=yes
+             else
+                                                            gl_cv_onwards_func_error='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_error='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "error" "ac_cv_func_error"
+if test "x$ac_cv_func_error" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_error=$ac_cv_func_error
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_error" >&5
+printf "%s\n" "$gl_cv_onwards_func_error" >&6; }
+
+  case "$gl_cv_onwards_func_error" in
+    future*) ac_cv_func_error=no ;;
+    *)       ac_cv_func_error=$gl_cv_onwards_func_error ;;
+  esac
+  if test $ac_cv_func_error = yes; then
+
+printf "%s\n" "#define HAVE_ERROR 1" >>confdefs.h
+
+  fi
+
+
+  if test $ac_cv_func_error = yes; then
+    HAVE_ERROR=1
+  else
+    HAVE_ERROR=0
+    case "$gl_cv_onwards_func_error" in
+      future*) REPLACE_ERROR=1 ;;
+    esac
+  fi
+
+        ac_fn_check_decl "$LINENO" "error_at_line" "ac_cv_have_decl_error_at_line" "#include <error.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_error_at_line" = xyes
+then :
+
+fi
+  if test $ac_cv_have_decl_error_at_line = yes; then
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for error_at_line" >&5
+printf %s "checking for error_at_line... " >&6; }
+if test ${ac_cv_lib_error_at_line+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <error.h>
+int
+main (void)
+{
+error_at_line (0, 0, "", 0, "an error occurred");
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  ac_cv_lib_error_at_line=yes
+else case e in #(
+  e) ac_cv_lib_error_at_line=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_error_at_line" >&5
+printf "%s\n" "$ac_cv_lib_error_at_line" >&6; }
+  else
+    ac_cv_lib_error_at_line=no
+  fi
+  if test $ac_cv_lib_error_at_line = yes; then
+    HAVE_ERROR_AT_LINE=1
+  else
+    HAVE_ERROR_AT_LINE=0
+  fi
+  REPLACE_ERROR_AT_LINE=0
+
+  if test $ac_cv_func_error = yes && test $ac_cv_lib_error_at_line = yes; then
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working error function" >&5
+printf %s "checking for working error function... " >&6; }
+if test ${gl_cv_func_working_error+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test $cross_compiling != yes; then
+         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+              #include <error.h>
+              static void print_no_progname (void) {}
+
+int
+main (void)
+{
+
+              error_print_progname = print_no_progname;
+              error (0, 0, "foo");
+
+  ;
+  return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  rm -f conftest.out
+            if test -s conftest$ac_exeext \
+               && ./conftest$ac_exeext 2> conftest.out; then
+              if grep ' ' conftest.out >/dev/null; then
+                gl_cv_func_working_error=no
+              else
+                gl_cv_func_working_error=yes
+              fi
+            else
+              gl_cv_func_working_error=no
+            fi
+            rm -f conftest.out
+
+else case e in #(
+  e) gl_cv_func_working_error=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+       else
+         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+              #include <error.h>
+
+int
+main (void)
+{
+
+              error (0, 0, "foo");
+
+  ;
+  return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  case "$host_os" in
+                               # Guess yes on glibc systems.
+              *-gnu* | gnu*)   gl_cv_func_working_error="guessing yes" ;;
+                               # Guess no on Android.
+              linux*-android*) gl_cv_func_working_error="guessing no" ;;
+                               # If we don't know, obey --enable-cross-guesses.
+              *)               gl_cv_func_working_error="$gl_cross_guess_normal" ;;
+            esac
+
+else case e in #(
+  e) gl_cv_func_working_error=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+       fi
+       ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_working_error" >&5
+printf "%s\n" "$gl_cv_func_working_error" >&6; }
+    case "$gl_cv_func_working_error" in
+      *no)
+        REPLACE_ERROR=1
+        REPLACE_ERROR_AT_LINE=1
+        ;;
+    esac
+  fi
+
+  if test $HAVE_ERROR = 0 || test $REPLACE_ERROR = 1 \
+     || test $HAVE_ERROR_AT_LINE = 0 || test $REPLACE_ERROR_AT_LINE = 1; then
+    COMPILE_ERROR_C=1
+  else
+    COMPILE_ERROR_C=0
+  fi
+
+
+
+
+
+
 ac_fn_check_decl "$LINENO" "strerror_r" "ac_cv_have_decl_strerror_r" "$ac_includes_default" "$ac_c_undeclared_builtin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_strerror_r" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_STRERROR_R $ac_have_decl" >>confdefs.h
 
@@ -32735,8 +36507,8 @@ printf %s "checking whether strerror_r returns char *... " >&6; }
 if test ${ac_cv_func_strerror_r_char_p+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
     ac_cv_func_strerror_r_char_p=no
     if test $ac_cv_have_decl_strerror_r = yes; then
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -32762,7 +36534,8 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
     fi
-
+   ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_strerror_r_char_p" >&5
 printf "%s\n" "$ac_cv_func_strerror_r_char_p" >&6; }
@@ -32822,17 +36595,17 @@ printf %s "checking for working fcntl.h... " >&6; }
 if test ${gl_cv_header_working_fcntl_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                  # Guess 'no' on native Windows.
-          mingw*) gl_cv_header_working_fcntl_h='no' ;;
-          *)      gl_cv_header_working_fcntl_h=cross-compiling ;;
+                             # Guess 'no' on native Windows.
+          mingw* | windows*) gl_cv_header_working_fcntl_h='no' ;;
+          *)                 gl_cv_header_working_fcntl_h=cross-compiling ;;
         esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
            #include <sys/stat.h>
@@ -32934,19 +36707,22 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_header_working_fcntl_h=yes
-else $as_nop
-  case $? in #(
+else case e in #(
+  e) case $? in #(
         4) gl_cv_header_working_fcntl_h='no (bad O_NOFOLLOW)';; #(
         64) gl_cv_header_working_fcntl_h='no (bad O_NOATIME)';; #(
         68) gl_cv_header_working_fcntl_h='no (bad O_NOATIME, O_NOFOLLOW)';; #(
          *) gl_cv_header_working_fcntl_h='no';;
-        esac
+        esac ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_fcntl_h" >&5
 printf "%s\n" "$gl_cv_header_working_fcntl_h" >&6; }
@@ -32986,8 +36762,8 @@ printf %s "checking absolute name of <fcntl.h>... " >&6; }
 if test ${gl_cv_next_fcntl_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -33000,7 +36776,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -33023,7 +36799,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_fcntl_h
           gl_cv_next_fcntl_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_fcntl_h" >&5
 printf "%s\n" "$gl_cv_next_fcntl_h" >&6; }
@@ -33058,7 +36835,9 @@ printf "%s\n" "$gl_cv_next_fcntl_h" >&6; }
   HAVE_DECL_FTELLO=1;
   HAVE_DECL_GETDELIM=1;
   HAVE_DECL_GETLINE=1;
+  HAVE_DECL_GETW=1;
   HAVE_DECL_OBSTACK_PRINTF=1;
+  HAVE_DECL_PUTW=1;
   HAVE_DECL_SNPRINTF=1;
   HAVE_DECL_VSNPRINTF=1;
   HAVE_DPRINTF=1;
@@ -33377,8 +37156,8 @@ printf %s "checking whether stat file-mode macros are broken... " >&6; }
 if test ${ac_cv_header_stat_broken+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -33403,10 +37182,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_header_stat_broken=no
-else $as_nop
-  ac_cv_header_stat_broken=yes
+else case e in #(
+  e) ac_cv_header_stat_broken=yes ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stat_broken" >&5
 printf "%s\n" "$ac_cv_header_stat_broken" >&6; }
@@ -33438,8 +37219,8 @@ printf %s "checking absolute name of <sys/stat.h>... " >&6; }
 if test ${gl_cv_next_sys_stat_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_sys_stat_h = yes; then
 
 
@@ -33455,7 +37236,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -33481,7 +37262,8 @@ _ACEOF
                gl_cv_next_sys_stat_h='<'sys/stat.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_stat_h" >&5
 printf "%s\n" "$gl_cv_next_sys_stat_h" >&6; }
@@ -33519,10 +37301,11 @@ printf "%s\n" "$gl_cv_next_sys_stat_h" >&6; }
 if test "x$ac_cv_type_nlink_t" = xyes
 then :
 
-else $as_nop
-
+else case e in #(
+  e)
 printf "%s\n" "#define nlink_t int" >>confdefs.h
-
+ ;;
+esac
 fi
 
 
@@ -33535,7 +37318,7 @@ fi
 
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
       ac_fn_c_check_header_compile "$LINENO" "sdkddkver.h" "ac_cv_header_sdkddkver_h" "$ac_includes_default"
 if test "x$ac_cv_header_sdkddkver_h" = xyes
 then :
@@ -33634,28 +37417,29 @@ fi
 
 
 
-
    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether getcwd (NULL, 0) allocates memory for result" >&5
 printf %s "checking whether getcwd (NULL, 0) allocates memory for result... " >&6; }
 if test ${gl_cv_func_getcwd_null+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
                            # Guess yes on glibc systems.
             *-gnu* | gnu*) gl_cv_func_getcwd_null="guessing yes";;
                            # Guess yes on musl systems.
             *-musl*)       gl_cv_func_getcwd_null="guessing yes";;
+                           # Guess yes on systems that emulate the Linux system calls.
+            midipix*)      gl_cv_func_getcwd_null="guessing yes";;
                            # Guess yes on Cygwin.
             cygwin*)       gl_cv_func_getcwd_null="guessing yes";;
                            # If we don't know, obey --enable-cross-guesses.
             *)             gl_cv_func_getcwd_null="$gl_cross_guess_normal";;
           esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #	 include <stdlib.h>
@@ -33668,10 +37452,6 @@ else $as_nop
 
 $gl_mda_defines
 
-#        ifndef getcwd
-         char *getcwd ();
-#        endif
-
 int
 main (void)
 {
@@ -33703,13 +37483,16 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_getcwd_null=yes
-else $as_nop
-  gl_cv_func_getcwd_null=no
+else case e in #(
+  e) gl_cv_func_getcwd_null=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getcwd_null" >&5
 printf "%s\n" "$gl_cv_func_getcwd_null" >&6; }
@@ -33720,8 +37503,8 @@ printf %s "checking for getcwd with POSIX signature... " >&6; }
 if test ${gl_cv_func_getcwd_posix_signature+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <unistd.h>
 
@@ -33745,11 +37528,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_func_getcwd_posix_signature=yes
-else $as_nop
-  gl_cv_func_getcwd_posix_signature=no
+else case e in #(
+  e) gl_cv_func_getcwd_posix_signature=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+    ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getcwd_posix_signature" >&5
 printf "%s\n" "$gl_cv_func_getcwd_posix_signature" >&6; }
@@ -33759,14 +37544,14 @@ ac_fn_check_decl "$LINENO" "getdtablesize" "ac_cv_have_decl_getdtablesize" "$ac_
 if test "x$ac_cv_have_decl_getdtablesize" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_GETDTABLESIZE $ac_have_decl" >>confdefs.h
 
 
 
-
     HAVE_GETTIMEOFDAY=1;
   HAVE_STRUCT_TIMEVAL=1;
   HAVE_SYS_TIME_H=1;
@@ -33795,8 +37580,8 @@ printf %s "checking absolute name of <sys/time.h>... " >&6; }
 if test ${gl_cv_next_sys_time_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_sys_time_h = yes; then
 
 
@@ -33812,7 +37597,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -33838,7 +37623,8 @@ _ACEOF
                gl_cv_next_sys_time_h='<'sys/time.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_time_h" >&5
 printf "%s\n" "$gl_cv_next_sys_time_h" >&6; }
@@ -33889,8 +37675,8 @@ printf %s "checking for struct timeval... " >&6; }
 if test ${gl_cv_sys_struct_timeval+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #if HAVE_SYS_TIME_H
              #include <sys/time.h>
@@ -33911,11 +37697,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_sys_struct_timeval=yes
-else $as_nop
-  gl_cv_sys_struct_timeval=no
+else case e in #(
+  e) gl_cv_sys_struct_timeval=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timeval" >&5
 printf "%s\n" "$gl_cv_sys_struct_timeval" >&6; }
@@ -33927,8 +37715,8 @@ printf %s "checking for wide-enough struct timeval.tv_sec member... " >&6; }
 if test ${gl_cv_sys_struct_timeval_tv_sec+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #if HAVE_SYS_TIME_H
                #include <sys/time.h>
@@ -33953,11 +37741,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_sys_struct_timeval_tv_sec=yes
-else $as_nop
-  gl_cv_sys_struct_timeval_tv_sec=no
+else case e in #(
+  e) gl_cv_sys_struct_timeval_tv_sec=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timeval_tv_sec" >&5
 printf "%s\n" "$gl_cv_sys_struct_timeval_tv_sec" >&6; }
@@ -33979,14 +37769,6 @@ printf "%s\n" "$gl_cv_sys_struct_timeval_tv_sec" >&6; }
 
 
 
-  case "$host_os" in
-    *-musl*)
-printf "%s\n" "#define MUSL_LIBC 1" >>confdefs.h
- ;;
-  esac
-
-
-
 
 
 
@@ -33996,8 +37778,8 @@ printf %s "checking for IPv4 sockets... " >&6; }
 if test ${gl_cv_socket_ipv4+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 #ifdef HAVE_SYS_SOCKET_H
@@ -34021,10 +37803,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_socket_ipv4=yes
-else $as_nop
-  gl_cv_socket_ipv4=no
+else case e in #(
+  e) gl_cv_socket_ipv4=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_socket_ipv4" >&5
 printf "%s\n" "$gl_cv_socket_ipv4" >&6; }
@@ -34039,8 +37823,8 @@ printf %s "checking for IPv6 sockets... " >&6; }
 if test ${gl_cv_socket_ipv6+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 #ifdef HAVE_SYS_SOCKET_H
@@ -34067,10 +37851,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_socket_ipv6=yes
-else $as_nop
-  gl_cv_socket_ipv6=no
+else case e in #(
+  e) gl_cv_socket_ipv6=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_socket_ipv6" >&5
 printf "%s\n" "$gl_cv_socket_ipv6" >&6; }
@@ -34104,8 +37890,9 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   PRIPTR_PREFIX='"l"'
-else $as_nop
-  PRIPTR_PREFIX='"ll"'
+else case e in #(
+  e) PRIPTR_PREFIX='"ll"' ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   else
@@ -34145,8 +37932,8 @@ printf %s "checking whether INT32_MAX < INTMAX_MAX... " >&6; }
 if test ${gl_cv_test_INT32_MAX_LT_INTMAX_MAX+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /* Work also in C++ mode.  */
             #define __STDC_LIMIT_MACROS 1
@@ -34176,10 +37963,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_test_INT32_MAX_LT_INTMAX_MAX=yes
-else $as_nop
-  gl_cv_test_INT32_MAX_LT_INTMAX_MAX=no
+else case e in #(
+  e) gl_cv_test_INT32_MAX_LT_INTMAX_MAX=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_test_INT32_MAX_LT_INTMAX_MAX" >&5
 printf "%s\n" "$gl_cv_test_INT32_MAX_LT_INTMAX_MAX" >&6; }
@@ -34197,8 +37986,8 @@ printf %s "checking whether INT64_MAX == LONG_MAX... " >&6; }
 if test ${gl_cv_test_INT64_MAX_EQ_LONG_MAX+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /* Work also in C++ mode.  */
             #define __STDC_LIMIT_MACROS 1
@@ -34228,10 +38017,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_test_INT64_MAX_EQ_LONG_MAX=yes
-else $as_nop
-  gl_cv_test_INT64_MAX_EQ_LONG_MAX=no
+else case e in #(
+  e) gl_cv_test_INT64_MAX_EQ_LONG_MAX=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_test_INT64_MAX_EQ_LONG_MAX" >&5
 printf "%s\n" "$gl_cv_test_INT64_MAX_EQ_LONG_MAX" >&6; }
@@ -34251,8 +38042,8 @@ printf %s "checking whether UINT32_MAX < UINTMAX_MAX... " >&6; }
 if test ${gl_cv_test_UINT32_MAX_LT_UINTMAX_MAX+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /* Work also in C++ mode.  */
             #define __STDC_LIMIT_MACROS 1
@@ -34282,10 +38073,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_test_UINT32_MAX_LT_UINTMAX_MAX=yes
-else $as_nop
-  gl_cv_test_UINT32_MAX_LT_UINTMAX_MAX=no
+else case e in #(
+  e) gl_cv_test_UINT32_MAX_LT_UINTMAX_MAX=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_test_UINT32_MAX_LT_UINTMAX_MAX" >&5
 printf "%s\n" "$gl_cv_test_UINT32_MAX_LT_UINTMAX_MAX" >&6; }
@@ -34303,8 +38096,8 @@ printf %s "checking whether UINT64_MAX == ULONG_MAX... " >&6; }
 if test ${gl_cv_test_UINT64_MAX_EQ_ULONG_MAX+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /* Work also in C++ mode.  */
             #define __STDC_LIMIT_MACROS 1
@@ -34334,10 +38127,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_test_UINT64_MAX_EQ_ULONG_MAX=yes
-else $as_nop
-  gl_cv_test_UINT64_MAX_EQ_ULONG_MAX=no
+else case e in #(
+  e) gl_cv_test_UINT64_MAX_EQ_ULONG_MAX=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_test_UINT64_MAX_EQ_ULONG_MAX" >&5
 printf "%s\n" "$gl_cv_test_UINT64_MAX_EQ_ULONG_MAX" >&6; }
@@ -34368,8 +38163,8 @@ printf %s "checking for library needed for semaphore functions... " >&6; }
 if test ${gl_cv_semaphore_lib+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  save_LIBS="$LIBS"
+else case e in #(
+  e) saved_LIBS="$LIBS"
      LIBS="$LIBS $LIBMULTITHREAD"
      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -34385,8 +38180,8 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_semaphore_lib=none
-else $as_nop
-  LIBS="$LIBS -lrt"
+else case e in #(
+  e) LIBS="$LIBS -lrt"
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <semaphore.h>
@@ -34401,17 +38196,20 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_semaphore_lib='-lrt'
-else $as_nop
-  gl_cv_semaphore_lib=none
+else case e in #(
+  e) gl_cv_semaphore_lib=none ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+        ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-     LIBS="$save_LIBS"
-
+     LIBS="$saved_LIBS"
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_semaphore_lib" >&5
 printf "%s\n" "$gl_cv_semaphore_lib" >&6; }
@@ -34429,8 +38227,8 @@ printf %s "checking whether lstat correctly handles trailing slash... " >&6; }
 if test ${gl_cv_func_lstat_dereferences_slashed_symlink+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  rm -f conftest.sym conftest.file
+else case e in #(
+  e) rm -f conftest.sym conftest.file
      echo >conftest.file
      if test "$cross_compiling" = yes
 then :
@@ -34438,10 +38236,13 @@ then :
           linux-* | linux)
             # Guess yes on Linux systems.
             gl_cv_func_lstat_dereferences_slashed_symlink="guessing yes" ;;
+          midipix*)
+            # Guess yes on systems that emulate the Linux system calls.
+            gl_cv_func_lstat_dereferences_slashed_symlink="guessing yes" ;;
           *-gnu* | gnu*)
             # Guess yes on glibc systems.
             gl_cv_func_lstat_dereferences_slashed_symlink="guessing yes" ;;
-          mingw*)
+          mingw* | windows*)
             # Guess no on native Windows.
             gl_cv_func_lstat_dereferences_slashed_symlink="guessing no" ;;
           *)
@@ -34449,8 +38250,8 @@ then :
             gl_cv_func_lstat_dereferences_slashed_symlink="$gl_cross_guess_normal" ;;
         esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
 int
@@ -34471,15 +38272,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_lstat_dereferences_slashed_symlink=yes
-else $as_nop
-  gl_cv_func_lstat_dereferences_slashed_symlink=no
+else case e in #(
+  e) gl_cv_func_lstat_dereferences_slashed_symlink=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
      rm -f conftest.sym conftest.file
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_lstat_dereferences_slashed_symlink" >&5
 printf "%s\n" "$gl_cv_func_lstat_dereferences_slashed_symlink" >&6; }
@@ -34502,17 +38306,18 @@ printf "%s\n" "#define LSTAT_FOLLOWS_SLASHED_SYMLINK 1" >>confdefs.h
   HAVE_TIMESPEC_GET=1;
   HAVE_TIMESPEC_GETRES=1;
     HAVE_TIMEZONE_T=0;
-        REPLACE_CTIME=GNULIB_PORTCHECK;
-  REPLACE_LOCALTIME_R=GNULIB_PORTCHECK;
-  REPLACE_MKTIME=GNULIB_PORTCHECK;
-  REPLACE_NANOSLEEP=GNULIB_PORTCHECK;
-  REPLACE_STRFTIME=GNULIB_PORTCHECK;
-  REPLACE_TIMEGM=GNULIB_PORTCHECK;
-  REPLACE_TZSET=GNULIB_PORTCHECK;
-
-      : ${GNULIB_GETTIMEOFDAY=0};
-        REPLACE_GMTIME=0;
+  REPLACE_CTIME=0;
+  REPLACE_GMTIME=0;
   REPLACE_LOCALTIME=0;
+  REPLACE_LOCALTIME_R=0;
+  REPLACE_MKTIME=0;
+  REPLACE_NANOSLEEP=0;
+  REPLACE_STRFTIME=0;
+  REPLACE_TIME=0;
+  REPLACE_TIMEGM=0;
+  REPLACE_TIMESPEC_GET=0;
+  REPLACE_TIMESPEC_GETRES=0;
+  REPLACE_TZSET=0;
 
 
 
@@ -34540,6 +38345,10 @@ printf "%s\n" "#define LSTAT_FOLLOWS_SLASHED_SYMLINK 1" >>confdefs.h
 
 
 
+  GL_GNULIB_TIME=0
+
+
+
   GL_GNULIB_TIMEGM=0
 
 
@@ -34574,8 +38383,8 @@ printf %s "checking for O_CLOEXEC... " >&6; }
 if test ${gl_cv_macro_O_CLOEXEC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <fcntl.h>
                           #ifndef O_CLOEXEC
@@ -34593,10 +38402,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_macro_O_CLOEXEC=yes
-else $as_nop
-  gl_cv_macro_O_CLOEXEC=no
+else case e in #(
+  e) gl_cv_macro_O_CLOEXEC=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_macro_O_CLOEXEC" >&5
 printf "%s\n" "$gl_cv_macro_O_CLOEXEC" >&6; }
@@ -34608,8 +38419,8 @@ printf %s "checking for promoted mode_t type... " >&6; }
 if test ${gl_cv_promoted_mode_t+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
@@ -34624,11 +38435,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_promoted_mode_t='int'
-else $as_nop
-  gl_cv_promoted_mode_t='mode_t'
+else case e in #(
+  e) gl_cv_promoted_mode_t='mode_t' ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+   ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_promoted_mode_t" >&5
 printf "%s\n" "$gl_cv_promoted_mode_t" >&6; }
@@ -34644,22 +38457,22 @@ printf %s "checking whether strerror(0) succeeds... " >&6; }
 if test ${gl_cv_func_strerror_0_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                        # Guess yes on glibc systems.
-         *-gnu* | gnu*) gl_cv_func_strerror_0_works="guessing yes" ;;
-                        # Guess yes on musl systems.
-         *-musl*)       gl_cv_func_strerror_0_works="guessing yes" ;;
-                        # Guess yes on native Windows.
-         mingw*)        gl_cv_func_strerror_0_works="guessing yes" ;;
-                        # If we don't know, obey --enable-cross-guesses.
-         *)             gl_cv_func_strerror_0_works="$gl_cross_guess_normal" ;;
+                             # Guess yes on glibc systems.
+         *-gnu* | gnu*)      gl_cv_func_strerror_0_works="guessing yes" ;;
+                             # Guess yes on musl systems.
+         *-musl* | midipix*) gl_cv_func_strerror_0_works="guessing yes" ;;
+                             # Guess yes on native Windows.
+         mingw* | windows*)  gl_cv_func_strerror_0_works="guessing yes" ;;
+                             # If we don't know, obey --enable-cross-guesses.
+         *)                  gl_cv_func_strerror_0_works="$gl_cross_guess_normal" ;;
        esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <string.h>
            #include <errno.h>
@@ -34683,14 +38496,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_strerror_0_works=yes
-else $as_nop
-  gl_cv_func_strerror_0_works=no
+else case e in #(
+  e) gl_cv_func_strerror_0_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+   ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_0_works" >&5
 printf "%s\n" "$gl_cv_func_strerror_0_works" >&6; }
@@ -34714,6 +38530,73 @@ printf "%s\n" "#define REPLACE_STRERROR_0 1" >>confdefs.h
 
 
 
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for strerror_r" >&5
+printf %s "checking for strerror_r... " >&6; }
+if test ${gl_cv_onwards_func_strerror_r+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "strerror_r" "ac_cv_have_decl_strerror_r" "#include <string.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_strerror_r" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_strerror_r = yes; then
+             ac_fn_c_check_func "$LINENO" "strerror_r" "ac_cv_func_strerror_r"
+if test "x$ac_cv_func_strerror_r" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_strerror_r = yes; then
+               gl_cv_onwards_func_strerror_r=yes
+             else
+                                                            gl_cv_onwards_func_strerror_r='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_strerror_r='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "strerror_r" "ac_cv_func_strerror_r"
+if test "x$ac_cv_func_strerror_r" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_strerror_r=$ac_cv_func_strerror_r
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_strerror_r" >&5
+printf "%s\n" "$gl_cv_onwards_func_strerror_r" >&6; }
+
+  case "$gl_cv_onwards_func_strerror_r" in
+    future*) ac_cv_func_strerror_r=no ;;
+    *)       ac_cv_func_strerror_r=$gl_cv_onwards_func_strerror_r ;;
+  esac
+  if test $ac_cv_func_strerror_r = yes; then
+
+printf "%s\n" "#define HAVE_STRERROR_R 1" >>confdefs.h
+
+  fi
+
+
   if test $ac_cv_func_strerror_r = yes; then
     if test "$GL_GENERATE_ERRNO_H:$REPLACE_STRERROR_0" = false:0; then
                         { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for strerror_r with POSIX signature" >&5
@@ -34721,8 +38604,8 @@ printf %s "checking for strerror_r with POSIX signature... " >&6; }
 if test ${gl_cv_func_strerror_r_posix_signature+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <string.h>
                 int strerror_r (int, char *, size_t);
@@ -34738,11 +38621,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_func_strerror_r_posix_signature=yes
-else $as_nop
-  gl_cv_func_strerror_r_posix_signature=no
+else case e in #(
+  e) gl_cv_func_strerror_r_posix_signature=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_posix_signature" >&5
 printf "%s\n" "$gl_cv_func_strerror_r_posix_signature" >&6; }
@@ -34752,8 +38637,8 @@ printf %s "checking whether strerror_r works... " >&6; }
 if test ${gl_cv_func_strerror_r_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
 
               case "$host_os" in
@@ -34767,8 +38652,8 @@ then :
                 *)     gl_cv_func_strerror_r_works="guessing yes";;
               esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <errno.h>
                   #include <string.h>
@@ -34807,14 +38692,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_strerror_r_works=yes
-else $as_nop
-  gl_cv_func_strerror_r_works=no
+else case e in #(
+  e) gl_cv_func_strerror_r_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+           ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_works" >&5
 printf "%s\n" "$gl_cv_func_strerror_r_works" >&6; }
@@ -34826,13 +38714,13 @@ printf %s "checking whether __xpg_strerror_r works... " >&6; }
 if test ${gl_cv_func_strerror_r_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
                                   gl_cv_func_strerror_r_works="$gl_cross_guess_normal"
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <errno.h>
                     #include <string.h>
@@ -34866,20 +38754,27 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_strerror_r_works=yes
-else $as_nop
-  gl_cv_func_strerror_r_works=no
+else case e in #(
+  e) gl_cv_func_strerror_r_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+             ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_works" >&5
 printf "%s\n" "$gl_cv_func_strerror_r_works" >&6; }
         fi
       fi
     fi
+  else
+    case "$gl_cv_onwards_func_strerror_r" in
+      future*) REPLACE_STRERROR_R=1 ;;
+    esac
   fi
 
 
@@ -34920,8 +38815,8 @@ printf %s "checking whether <sys/select.h> is self-contained... " >&6; }
 if test ${gl_cv_header_sys_select_h_selfcontained+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                                     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/select.h>
@@ -34936,8 +38831,9 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_sys_select_h_selfcontained=yes
-else $as_nop
-  gl_cv_header_sys_select_h_selfcontained=no
+else case e in #(
+  e) gl_cv_header_sys_select_h_selfcontained=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
                         if test $gl_cv_header_sys_select_h_selfcontained = yes; then
@@ -34987,8 +38883,9 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
 
-else $as_nop
-  gl_cv_header_sys_select_h_selfcontained=no
+else case e in #(
+  e) gl_cv_header_sys_select_h_selfcontained=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
@@ -34996,7 +38893,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_sys_select_h_selfcontained" >&5
 printf "%s\n" "$gl_cv_header_sys_select_h_selfcontained" >&6; }
@@ -35017,8 +38915,8 @@ printf %s "checking absolute name of <sys/select.h>... " >&6; }
 if test ${gl_cv_next_sys_select_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_sys_select_h = yes; then
 
 
@@ -35034,7 +38932,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -35060,7 +38958,8 @@ _ACEOF
                gl_cv_next_sys_select_h='<'sys/select.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_select_h" >&5
 printf "%s\n" "$gl_cv_next_sys_select_h" >&6; }
@@ -35258,8 +39157,8 @@ printf %s "checking absolute name of <pthread.h>... " >&6; }
 if test ${gl_cv_next_pthread_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_pthread_h = yes; then
 
 
@@ -35275,7 +39174,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -35301,7 +39200,8 @@ _ACEOF
                gl_cv_next_pthread_h='<'pthread.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_pthread_h" >&5
 printf "%s\n" "$gl_cv_next_pthread_h" >&6; }
@@ -35324,7 +39224,7 @@ printf "%s\n" "$gl_cv_next_pthread_h" >&6; }
     HAVE_PTHREAD_H=1
 
 
-      if { case "$host_os" in mingw*) true;; *) false;; esac; } \
+      if { case "$host_os" in mingw* | windows*) true;; *) false;; esac; } \
          && test $gl_threads_api = windows; then
         HAVE_PTHREAD_H=0
       fi
@@ -35372,8 +39272,8 @@ printf %s "checking for PTHREAD_CREATE_DETACHED... " >&6; }
 if test ${gl_cv_const_PTHREAD_CREATE_DETACHED+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <pthread.h>
             int x = PTHREAD_CREATE_DETACHED;
@@ -35389,11 +39289,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_const_PTHREAD_CREATE_DETACHED=yes
-else $as_nop
-  gl_cv_const_PTHREAD_CREATE_DETACHED=no
+else case e in #(
+  e) gl_cv_const_PTHREAD_CREATE_DETACHED=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_const_PTHREAD_CREATE_DETACHED" >&5
 printf "%s\n" "$gl_cv_const_PTHREAD_CREATE_DETACHED" >&6; }
@@ -35406,8 +39308,8 @@ printf %s "checking for PTHREAD_MUTEX_RECURSIVE... " >&6; }
 if test ${gl_cv_const_PTHREAD_MUTEX_RECURSIVE+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <pthread.h>
             int x = PTHREAD_MUTEX_RECURSIVE;
@@ -35423,11 +39325,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_const_PTHREAD_MUTEX_RECURSIVE=yes
-else $as_nop
-  gl_cv_const_PTHREAD_MUTEX_RECURSIVE=no
+else case e in #(
+  e) gl_cv_const_PTHREAD_MUTEX_RECURSIVE=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_const_PTHREAD_MUTEX_RECURSIVE" >&5
 printf "%s\n" "$gl_cv_const_PTHREAD_MUTEX_RECURSIVE" >&6; }
@@ -35440,8 +39344,8 @@ printf %s "checking for PTHREAD_MUTEX_ROBUST... " >&6; }
 if test ${gl_cv_const_PTHREAD_MUTEX_ROBUST+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <pthread.h>
             int x = PTHREAD_MUTEX_ROBUST;
@@ -35457,11 +39361,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_const_PTHREAD_MUTEX_ROBUST=yes
-else $as_nop
-  gl_cv_const_PTHREAD_MUTEX_ROBUST=no
+else case e in #(
+  e) gl_cv_const_PTHREAD_MUTEX_ROBUST=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_const_PTHREAD_MUTEX_ROBUST" >&5
 printf "%s\n" "$gl_cv_const_PTHREAD_MUTEX_ROBUST" >&6; }
@@ -35474,8 +39380,8 @@ printf %s "checking for PTHREAD_PROCESS_SHARED... " >&6; }
 if test ${gl_cv_const_PTHREAD_PROCESS_SHARED+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <pthread.h>
             int x = PTHREAD_PROCESS_SHARED;
@@ -35491,11 +39397,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_const_PTHREAD_PROCESS_SHARED=yes
-else $as_nop
-  gl_cv_const_PTHREAD_PROCESS_SHARED=no
+else case e in #(
+  e) gl_cv_const_PTHREAD_PROCESS_SHARED=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_const_PTHREAD_PROCESS_SHARED" >&5
 printf "%s\n" "$gl_cv_const_PTHREAD_PROCESS_SHARED" >&6; }
@@ -35597,14 +39505,35 @@ then :
 printf "%s\n" "#define HAVE_SIGSET_T 1" >>confdefs.h
 
 gl_cv_type_sigset_t=yes
-else $as_nop
-  gl_cv_type_sigset_t=no
+else case e in #(
+  e) gl_cv_type_sigset_t=no ;;
+esac
 fi
 
   if test $gl_cv_type_sigset_t != yes; then
     HAVE_SIGSET_T=0
   fi
 
+ac_fn_check_decl "$LINENO" "initstate" "ac_cv_have_decl_initstate" "$ac_includes_default" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_initstate" = xyes
+then :
+  ac_have_decl=1
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
+fi
+printf "%s\n" "#define HAVE_DECL_INITSTATE $ac_have_decl" >>confdefs.h
+
+ac_fn_check_decl "$LINENO" "setstate" "ac_cv_have_decl_setstate" "$ac_includes_default" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_setstate" = xyes
+then :
+  ac_have_decl=1
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
+fi
+printf "%s\n" "#define HAVE_DECL_SETSTATE $ac_have_decl" >>confdefs.h
+
 
 
 
@@ -35650,8 +39579,8 @@ printf %s "checking absolute name of <sched.h>... " >&6; }
 if test ${gl_cv_next_sched_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -35664,7 +39593,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -35687,7 +39616,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_sched_h
           gl_cv_next_sched_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sched_h" >&5
 printf "%s\n" "$gl_cv_next_sched_h" >&6; }
@@ -35724,8 +39654,9 @@ printf "%s\n" "$gl_cv_next_sched_h" >&6; }
 if test "x$ac_cv_type_struct_sched_param" = xyes
 then :
   HAVE_STRUCT_SCHED_PARAM=1
-else $as_nop
-  HAVE_STRUCT_SCHED_PARAM=0
+else case e in #(
+  e) HAVE_STRUCT_SCHED_PARAM=0 ;;
+esac
 fi
 
   else
@@ -35801,9 +39732,9 @@ printf %s "checking for WSAStartup... " >&6; }
 if test ${gl_cv_func_wsastartup+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
-       gl_save_LIBS="$LIBS"
+else case e in #(
+  e)
+       gl_saved_LIBS="$LIBS"
        LIBS="$LIBS -lws2_32"
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -35828,13 +39759,15 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_wsastartup=yes
-else $as_nop
-  gl_cv_func_wsastartup=no
+else case e in #(
+  e) gl_cv_func_wsastartup=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-       LIBS="$gl_save_LIBS"
-
+       LIBS="$gl_saved_LIBS"
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_wsastartup" >&5
 printf "%s\n" "$gl_cv_func_wsastartup" >&6; }
@@ -35850,8 +39783,8 @@ printf %s "checking for library containing setsockopt... " >&6; }
 if test ${gl_cv_lib_socket+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       gl_cv_lib_socket=
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -35871,9 +39804,9 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
 
-else $as_nop
-  gl_save_LIBS="$LIBS"
-         LIBS="$gl_save_LIBS -lsocket"
+else case e in #(
+  e) gl_saved_LIBS="$LIBS"
+         LIBS="$gl_saved_LIBS -lsocket"
          cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 extern
@@ -35896,7 +39829,7 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
          if test -z "$gl_cv_lib_socket"; then
-           LIBS="$gl_save_LIBS -lnetwork"
+           LIBS="$gl_saved_LIBS -lnetwork"
            cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 extern
@@ -35919,7 +39852,7 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
            if test -z "$gl_cv_lib_socket"; then
-             LIBS="$gl_save_LIBS -lnet"
+             LIBS="$gl_saved_LIBS -lnet"
              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 extern
@@ -35943,15 +39876,17 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
            fi
          fi
-         LIBS="$gl_save_LIBS"
-
+         LIBS="$gl_saved_LIBS"
+         ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
       if test -z "$gl_cv_lib_socket"; then
         gl_cv_lib_socket="none needed"
       fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_lib_socket" >&5
 printf "%s\n" "$gl_cv_lib_socket" >&6; }
@@ -35972,8 +39907,9 @@ ac_fn_check_decl "$LINENO" "setenv" "ac_cv_have_decl_setenv" "$ac_includes_defau
 if test "x$ac_cv_have_decl_setenv" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_SETENV $ac_have_decl" >>confdefs.h
 
@@ -35988,7 +39924,6 @@ printf "%s\n" "#define HAVE_DECL_SETENV $ac_have_decl" >>confdefs.h
 
 
 
-
   ac_fn_c_check_header_compile "$LINENO" "search.h" "ac_cv_header_search_h" "$ac_includes_default"
 if test "x$ac_cv_header_search_h" = xyes
 then :
@@ -35996,45 +39931,97 @@ then :
 
 fi
 
-  ac_fn_c_check_func "$LINENO" "tsearch" "ac_cv_func_tsearch"
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for tsearch" >&5
+printf %s "checking for tsearch... " >&6; }
+if test ${gl_cv_onwards_func_tsearch+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "tsearch" "ac_cv_have_decl_tsearch" "#include <search.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_tsearch" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_tsearch = yes; then
+             ac_fn_c_check_func "$LINENO" "tsearch" "ac_cv_func_tsearch"
 if test "x$ac_cv_func_tsearch" = xyes
 then :
-  printf "%s\n" "#define HAVE_TSEARCH 1" >>confdefs.h
 
 fi
 
+             if test $ac_cv_func_tsearch = yes; then
+               gl_cv_onwards_func_tsearch=yes
+             else
+                                                            gl_cv_onwards_func_tsearch='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_tsearch='future OS version'
+           fi
+           ;;
 
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for uid_t in sys/types.h" >&5
-printf %s "checking for uid_t in sys/types.h... " >&6; }
-if test ${ac_cv_type_uid_t+y}
+         *)
+           ac_fn_c_check_func "$LINENO" "tsearch" "ac_cv_func_tsearch"
+if test "x$ac_cv_func_tsearch" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <sys/types.h>
 
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "uid_t" >/dev/null 2>&1
-then :
-  ac_cv_type_uid_t=yes
-else $as_nop
-  ac_cv_type_uid_t=no
 fi
-rm -rf conftest*
 
+           gl_cv_onwards_func_tsearch=$ac_cv_func_tsearch
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_uid_t" >&5
-printf "%s\n" "$ac_cv_type_uid_t" >&6; }
-if test $ac_cv_type_uid_t = no; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_tsearch" >&5
+printf "%s\n" "$gl_cv_onwards_func_tsearch" >&6; }
 
+  case "$gl_cv_onwards_func_tsearch" in
+    future*) ac_cv_func_tsearch=no ;;
+    *)       ac_cv_func_tsearch=$gl_cv_onwards_func_tsearch ;;
+  esac
+  if test $ac_cv_func_tsearch = yes; then
+
+printf "%s\n" "#define HAVE_TSEARCH 1" >>confdefs.h
+
+  fi
+
+
+
+
+ac_fn_c_check_type "$LINENO" "uid_t" "ac_cv_type_uid_t" "$ac_includes_default"
+if test "x$ac_cv_type_uid_t" = xyes
+then :
+
+else case e in #(
+  e)
 printf "%s\n" "#define uid_t int" >>confdefs.h
+ ;;
+esac
+fi
 
+ac_fn_c_check_type "$LINENO" "gid_t" "ac_cv_type_gid_t" "$ac_includes_default"
+if test "x$ac_cv_type_gid_t" = xyes
+then :
 
+else case e in #(
+  e)
 printf "%s\n" "#define gid_t int" >>confdefs.h
-
+ ;;
+esac
 fi
 
 
@@ -36056,8 +40043,8 @@ printf %s "checking absolute name of <signal.h>... " >&6; }
 if test ${gl_cv_next_signal_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -36070,7 +40057,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -36093,7 +40080,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_signal_h
           gl_cv_next_signal_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_signal_h" >&5
 printf "%s\n" "$gl_cv_next_signal_h" >&6; }
@@ -36122,8 +40110,9 @@ printf "%s\n" "$gl_cv_next_signal_h" >&6; }
 if test "x$ac_cv_type_volatile_sig_atomic_t" = xyes
 then :
 
-else $as_nop
-  HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=0
+else case e in #(
+  e) HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=0 ;;
+esac
 fi
 
 
@@ -36139,8 +40128,9 @@ fi
 if test "x$ac_cv_type_sighandler_t" = xyes
 then :
 
-else $as_nop
-  HAVE_SIGHANDLER_T=0
+else case e in #(
+  e) HAVE_SIGHANDLER_T=0 ;;
+esac
 fi
 
 
@@ -36152,19 +40142,213 @@ fi
 
 
 
+
+
+
+
+
+
+
+  case "$host_cpu" in
+    mips*)
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the NaN float encoding is IEEE 754-2008 compliant" >&5
+printf %s "checking whether the NaN float encoding is IEEE 754-2008 compliant... " >&6; }
+if test ${gl_cv_nan2008_f+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test "$cross_compiling" = yes
+then :
+  gl_cv_nan2008_f="guessing no"
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+              float volatile zero;
+              /* Assume 'float' has 32 bits, i.e. IEEE single-float.  */
+              union { float value; unsigned int word; } qnan;
+
+int
+main (void)
+{
+qnan.value = zero / zero;
+                return !((qnan.word >> 22) & 1);
+
+  ;
+  return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_nan2008_f=yes
+else case e in #(
+  e) gl_cv_nan2008_f=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+         ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_nan2008_f" >&5
+printf "%s\n" "$gl_cv_nan2008_f" >&6; }
+      case "$gl_cv_nan2008_f" in
+        *yes) gl_mips_nan2008_f=1 ;;
+        *)    gl_mips_nan2008_f=0 ;;
+      esac
+
+printf "%s\n" "#define MIPS_NAN2008_FLOAT $gl_mips_nan2008_f" >>confdefs.h
+
+
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the NaN double encoding is IEEE 754-2008 compliant" >&5
+printf %s "checking whether the NaN double encoding is IEEE 754-2008 compliant... " >&6; }
+if test ${gl_cv_nan2008_d+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test "$cross_compiling" = yes
+then :
+  gl_cv_nan2008_d="guessing no"
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+              double volatile zero;
+              /* Assume 'double' has 64 bits, i.e. IEEE double-float.  */
+              union { double value; unsigned long long word; } qnan;
+
+int
+main (void)
+{
+qnan.value = zero / zero;
+                return !((qnan.word >> 51) & 1);
+
+  ;
+  return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_nan2008_d=yes
+else case e in #(
+  e) gl_cv_nan2008_d=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+         ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_nan2008_d" >&5
+printf "%s\n" "$gl_cv_nan2008_d" >&6; }
+      case "$gl_cv_nan2008_d" in
+        *yes) gl_mips_nan2008_d=1 ;;
+        *)    gl_mips_nan2008_d=0 ;;
+      esac
+
+printf "%s\n" "#define MIPS_NAN2008_DOUBLE $gl_mips_nan2008_d" >>confdefs.h
+
+
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the NaN long double encoding is IEEE 754-2008 compliant" >&5
+printf %s "checking whether the NaN long double encoding is IEEE 754-2008 compliant... " >&6; }
+if test ${gl_cv_nan2008_l+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test "$cross_compiling" = yes
+then :
+  gl_cv_nan2008_l="guessing no"
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+              #include <float.h>
+              long double volatile zero;
+              #define NWORDS \
+                ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
+              union { long double value; unsigned int word[NWORDS]; } qnan;
+
+int
+main (void)
+{
+qnan.value = zero / zero;
+                #if defined _MIPSEB /* equivalent: __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ */
+                return !((qnan.word[0] >> ((LDBL_MANT_DIG - 2) % 32)) & 1);
+                #else
+                return !((qnan.word[NWORDS - 1] >> ((LDBL_MANT_DIG - 2) % 32)) & 1);
+                #endif
+
+  ;
+  return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_nan2008_l=yes
+else case e in #(
+  e) gl_cv_nan2008_l=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+         ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_nan2008_l" >&5
+printf "%s\n" "$gl_cv_nan2008_l" >&6; }
+      case "$gl_cv_nan2008_l" in
+        *yes) gl_mips_nan2008_l=1 ;;
+        *)    gl_mips_nan2008_l=0 ;;
+      esac
+
+printf "%s\n" "#define MIPS_NAN2008_LONG_DOUBLE $gl_mips_nan2008_l" >>confdefs.h
+
+      ;;
+  esac
+
 ac_fn_check_decl "$LINENO" "fcloseall" "ac_cv_have_decl_fcloseall" "$ac_includes_default" "$ac_c_undeclared_builtin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_fcloseall" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_FCLOSEALL $ac_have_decl" >>confdefs.h
 
+ac_fn_check_decl "$LINENO" "getw" "ac_cv_have_decl_getw" "$ac_includes_default" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_getw" = xyes
+then :
+  ac_have_decl=1
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
+fi
+printf "%s\n" "#define HAVE_DECL_GETW $ac_have_decl" >>confdefs.h
 
+ac_fn_check_decl "$LINENO" "putw" "ac_cv_have_decl_putw" "$ac_includes_default" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_putw" = xyes
+then :
+  ac_have_decl=1
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
+fi
+printf "%s\n" "#define HAVE_DECL_PUTW $ac_have_decl" >>confdefs.h
 
 
-  printf "%s\n" "#define __USE_MINGW_ANSI_STDIO 1" >>confdefs.h
 
 
 
@@ -36182,8 +40366,8 @@ printf %s "checking absolute name of <stdio.h>... " >&6; }
 if test ${gl_cv_next_stdio_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -36196,7 +40380,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -36219,7 +40403,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_stdio_h
           gl_cv_next_stdio_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdio_h" >&5
 printf "%s\n" "$gl_cv_next_stdio_h" >&6; }
@@ -36244,8 +40429,8 @@ printf %s "checking which flavor of printf attribute matches inttypes macros...
 if test ${gl_cv_func_printf_attribute_flavor+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
        #define __STDC_FORMAT_MACROS 1
@@ -36270,10 +40455,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_func_printf_attribute_flavor=system
-else $as_nop
-  gl_cv_func_printf_attribute_flavor=gnu
+else case e in #(
+  e) gl_cv_func_printf_attribute_flavor=gnu ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_attribute_flavor" >&5
 printf "%s\n" "$gl_cv_func_printf_attribute_flavor" >&6; }
@@ -36295,11 +40482,22 @@ printf "%s\n" "#define GNULIB_PRINTF_ATTRIBUTE_FLAVOR_GNU 1" >>confdefs.h
 
 
 
+
+
   if test $ac_cv_have_decl_fcloseall = no; then
     HAVE_DECL_FCLOSEALL=0
   fi
 
 
+  if test $ac_cv_have_decl_getw = no; then
+    HAVE_DECL_GETW=0
+  fi
+
+
+  if test $ac_cv_have_decl_putw = no; then
+    HAVE_DECL_PUTW=0
+  fi
+
 
 
 
@@ -36312,8 +40510,8 @@ printf %s "checking whether <sys/ioctl.h> declares ioctl... " >&6; }
 if test ${gl_cv_decl_ioctl_in_sys_ioctl_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e)        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/ioctl.h>
 int
@@ -36327,11 +40525,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_decl_ioctl_in_sys_ioctl_h=yes
-else $as_nop
-  gl_cv_decl_ioctl_in_sys_ioctl_h=no
+else case e in #(
+  e) gl_cv_decl_ioctl_in_sys_ioctl_h=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_decl_ioctl_in_sys_ioctl_h" >&5
 printf "%s\n" "$gl_cv_decl_ioctl_in_sys_ioctl_h" >&6; }
@@ -36356,8 +40556,8 @@ printf %s "checking absolute name of <sys/ioctl.h>... " >&6; }
 if test ${gl_cv_next_sys_ioctl_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_sys_ioctl_h = yes; then
 
 
@@ -36373,7 +40573,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -36399,7 +40599,8 @@ _ACEOF
                gl_cv_next_sys_ioctl_h='<'sys/ioctl.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_ioctl_h" >&5
 printf "%s\n" "$gl_cv_next_sys_ioctl_h" >&6; }
@@ -36446,8 +40647,8 @@ printf %s "checking absolute name of <sys/uio.h>... " >&6; }
 if test ${gl_cv_next_sys_uio_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_sys_uio_h = yes; then
 
 
@@ -36463,7 +40664,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -36489,7 +40690,8 @@ _ACEOF
                gl_cv_next_sys_uio_h='<'sys/uio.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_uio_h" >&5
 printf "%s\n" "$gl_cv_next_sys_uio_h" >&6; }
@@ -36524,8 +40726,8 @@ printf %s "checking for struct timespec in <time.h>... " >&6; }
 if test ${gl_cv_sys_struct_timespec_in_time_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <time.h>
 
@@ -36540,10 +40742,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_sys_struct_timespec_in_time_h=yes
-else $as_nop
-  gl_cv_sys_struct_timespec_in_time_h=no
+else case e in #(
+  e) gl_cv_sys_struct_timespec_in_time_h=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_time_h" >&5
 printf "%s\n" "$gl_cv_sys_struct_timespec_in_time_h" >&6; }
@@ -36560,8 +40764,8 @@ printf %s "checking for struct timespec in <sys/time.h>... " >&6; }
 if test ${gl_cv_sys_struct_timespec_in_sys_time_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/time.h>
 
@@ -36576,10 +40780,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_sys_struct_timespec_in_sys_time_h=yes
-else $as_nop
-  gl_cv_sys_struct_timespec_in_sys_time_h=no
+else case e in #(
+  e) gl_cv_sys_struct_timespec_in_sys_time_h=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_sys_time_h" >&5
 printf "%s\n" "$gl_cv_sys_struct_timespec_in_sys_time_h" >&6; }
@@ -36591,8 +40797,8 @@ printf %s "checking for struct timespec in <pthread.h>... " >&6; }
 if test ${gl_cv_sys_struct_timespec_in_pthread_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <pthread.h>
 
@@ -36607,10 +40813,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_sys_struct_timespec_in_pthread_h=yes
-else $as_nop
-  gl_cv_sys_struct_timespec_in_pthread_h=no
+else case e in #(
+  e) gl_cv_sys_struct_timespec_in_pthread_h=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_pthread_h" >&5
 printf "%s\n" "$gl_cv_sys_struct_timespec_in_pthread_h" >&6; }
@@ -36622,8 +40830,8 @@ printf %s "checking for struct timespec in <unistd.h>... " >&6; }
 if test ${gl_cv_sys_struct_timespec_in_unistd_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <unistd.h>
 
@@ -36638,10 +40846,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_sys_struct_timespec_in_unistd_h=yes
-else $as_nop
-  gl_cv_sys_struct_timespec_in_unistd_h=no
+else case e in #(
+  e) gl_cv_sys_struct_timespec_in_unistd_h=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_unistd_h" >&5
 printf "%s\n" "$gl_cv_sys_struct_timespec_in_unistd_h" >&6; }
@@ -36675,8 +40885,8 @@ printf %s "checking absolute name of <time.h>... " >&6; }
 if test ${gl_cv_next_time_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -36689,7 +40899,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -36712,7 +40922,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_time_h
           gl_cv_next_time_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_time_h" >&5
 printf "%s\n" "$gl_cv_next_time_h" >&6; }
@@ -36744,8 +40955,8 @@ printf %s "checking for TIME_UTC in <time.h>... " >&6; }
 if test ${gl_cv_time_h_has_TIME_UTC+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <time.h>
 
@@ -36760,10 +40971,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_time_h_has_TIME_UTC=yes
-else $as_nop
-  gl_cv_time_h_has_TIME_UTC=no
+else case e in #(
+  e) gl_cv_time_h_has_TIME_UTC=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_time_h_has_TIME_UTC" >&5
 printf "%s\n" "$gl_cv_time_h_has_TIME_UTC" >&6; }
@@ -36774,12 +40987,130 @@ printf "%s\n" "$gl_cv_time_h_has_TIME_UTC" >&6; }
   fi
 
 
+
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional Arabic locale" >&5
+printf %s "checking for a traditional Arabic locale... " >&6; }
+if test ${gt_cv_locale_ar+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <locale.h>
+#include <time.h>
+#if HAVE_LANGINFO_CODESET
+# include <langinfo.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+struct tm t;
+char buf[16];
+int main () {
+  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
+     imitates locale dependent behaviour by looking at the environment
+     variables, and all locales use the UTF-8 encoding.  */
+#if defined __BEOS__ || defined __HAIKU__
+  return 1;
+#else
+  /* Check whether the given locale name is recognized by the system.  */
+# if defined _WIN32 && !defined __CYGWIN__
+  /* On native Windows, setlocale(category, "") looks at the system settings,
+     not at the environment variables.  Also, when an encoding suffix such
+     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
+     category of the locale to "C".  */
+  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
+      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
+    return 1;
+# else
+  if (setlocale (LC_ALL, "") == NULL) return 1;
+# endif
+  /* Check that nl_langinfo(CODESET) is nonempty and not "ASCII" or "646"
+     and ends in "6". */
+# if HAVE_LANGINFO_CODESET
+  {
+    const char *cs = nl_langinfo (CODESET);
+    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
+        || cs[strlen (cs) - 1] != '6')
+      return 1;
+  }
+# endif
+# ifdef __CYGWIN__
+  /* On Cygwin, avoid locale names without encoding suffix, because the
+     locale_charset() function relies on the encoding suffix.  Note that
+     LC_ALL is set on the command line.  */
+  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
+# endif
+  return 0;
+#endif
+}
+
+_ACEOF
+    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && test -s conftest$ac_exeext; then
+      case "$host_os" in
+        # Handle native Windows specially, because there setlocale() interprets
+        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
+        # "fr" or "fra" as "French" or "French_France.1252",
+        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
+        # "ja" as "Japanese" or "Japanese_Japan.932",
+        # and similar.
+        mingw* | windows*)
+          # Note that on native Windows, the Arabic locale is
+          # "Arabic_Saudi Arabia.1256", and CP1256 is very different from
+          # ISO-8859-6, so we cannot use it here.
+          gt_cv_locale_ar=none
+          ;;
+        *)
+          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
+          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
+          # configure script would override the LC_ALL setting. Likewise for
+          # LC_CTYPE, which is also set at the beginning of the configure script.
+          # Values tested:
+          #   - The usual locale name:                         ar_SA
+          #   - The locale name with explicit encoding suffix: ar_SA.ISO-8859-6
+          #   - The HP-UX locale name:                         ar_SA.iso88596
+          #   - The Solaris 7 locale name:                     ar
+          # Also try ar_EG instead of ar_SA because Egypt is a large country too.
+          for gt_cv_locale_ar in ar_SA ar_SA.ISO-8859-6 ar_SA.iso88596 ar_EG ar_EG.ISO-8859-6 ar_EG.iso88596 ar none; do
+            if test $gt_cv_locale_ar = none; then
+              break
+            fi
+            if (LC_ALL=$gt_cv_locale_ar LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+              break
+            fi
+          done
+          ;;
+      esac
+    fi
+    rm -fr conftest*
+   ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ar" >&5
+printf "%s\n" "$gt_cv_locale_ar" >&6; }
+  LOCALE_AR=$gt_cv_locale_ar
+  case $LOCALE_AR in #(
+    '' | *[[:space:]\"\$\'*[]*)
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: invalid locale \"$LOCALE_AR\"; assuming \"none\"" >&5
+printf "%s\n" "$as_me: WARNING: invalid locale \"$LOCALE_AR\"; assuming \"none\"" >&2;}
+      LOCALE_AR=none;;
+  esac
+
+
 ac_fn_check_decl "$LINENO" "unsetenv" "ac_cv_have_decl_unsetenv" "$ac_includes_default" "$ac_c_undeclared_builtin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_unsetenv" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_UNSETENV $ac_have_decl" >>confdefs.h
 
@@ -36791,7 +41122,7 @@ printf "%s\n" "#define HAVE_DECL_UNSETENV $ac_have_decl" >>confdefs.h
 
 
   if test $gl_threads_api = posix; then
-    YIELD_LIB="$LIB_SCHED_YIELD"
+    YIELD_LIB="$SCHED_YIELD_LIB"
   else
     YIELD_LIB=
   fi
@@ -36801,7 +41132,7 @@ printf "%s\n" "#define HAVE_DECL_UNSETENV $ac_have_decl" >>confdefs.h
 
       GL_CFLAG_GNULIB_WARNINGS=''
   if test -n "$GL_CFLAG_ALLOW_WARNINGS"; then
-                                                                        cat > conftest.c <<\EOF
+                                                                            cat > conftest.c <<\EOF
       #if __GNUC__ >= 3 || (__clang_major__ + (__clang_minor__ >= 9) > 3)
       -Wno-cast-qual
       -Wno-conversion
@@ -36820,6 +41151,9 @@ printf "%s\n" "#define HAVE_DECL_UNSETENV $ac_have_decl" >>confdefs.h
       #if __GNUC__ + (__GNUC_MINOR__ >= 8) > 4 || (__clang_major__ + (__clang_minor__ >= 9) > 3)
       -Wno-pedantic
       #endif
+      #if 3 < __clang_major__ + (9 <= __clang_minor__)
+      -Wno-tautological-constant-out-of-range-compare
+      #endif
       #if __GNUC__ + (__GNUC_MINOR__ >= 3) > 4 || (__clang_major__ + (__clang_minor__ >= 9) > 3)
       -Wno-sign-conversion
       -Wno-type-limits
@@ -36882,8 +41216,8 @@ printf %s "checking for alloca as a compiler built-in... " >&6; }
 if test ${gl_cv_rpl_alloca+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -36893,15 +41227,17 @@ else $as_nop
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Need own alloca" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Need own alloca" >/dev/null 2>&1
 then :
   gl_cv_rpl_alloca=yes
-else $as_nop
-  gl_cv_rpl_alloca=no
+else case e in #(
+  e) gl_cv_rpl_alloca=no ;;
+esac
 fi
 rm -rf conftest*
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_rpl_alloca" >&5
 printf "%s\n" "$gl_cv_rpl_alloca" >&6; }
@@ -36964,12 +41300,12 @@ printf %s "checking for static_assert... " >&6; }
 if test ${gl_cv_static_assert+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gl_save_CFLAGS=$CFLAGS
+else case e in #(
+  e) gl_saved_CFLAGS=$CFLAGS
      for gl_working in "yes, a keyword" "yes, an <assert.h> macro"; do
       case $gl_working in #(
   *assert.h*) :
-    CFLAGS="$gl_save_CFLAGS -DINCLUDE_ASSERT_H" ;; #(
+    CFLAGS="$gl_saved_CFLAGS -DINCLUDE_ASSERT_H" ;; #(
   *) :
      ;;
 esac
@@ -36978,7 +41314,7 @@ esac
 /* end confdefs.h.  */
 #if defined __clang__ && __STDC_VERSION__ < 202311
              #pragma clang diagnostic error "-Wc2x-extensions"
-             #pragma clang diagnostic error "-Wc++17-extensions"
+             #pragma clang diagnostic error "-Wc++1z-extensions"
             #endif
             #ifdef INCLUDE_ASSERT_H
              #include <assert.h>
@@ -37000,13 +41336,15 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_static_assert=$gl_working
-else $as_nop
-  gl_cv_static_assert=no
+else case e in #(
+  e) gl_cv_static_assert=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-      CFLAGS=$gl_save_CFLAGS
+      CFLAGS=$gl_saved_CFLAGS
       test "$gl_cv_static_assert" != no && break
-     done
+     done ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_static_assert" >&5
 printf "%s\n" "$gl_cv_static_assert" >&6; }
@@ -37035,8 +41373,8 @@ printf %s "checking absolute name of <assert.h>... " >&6; }
 if test ${gl_cv_next_assert_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -37049,7 +41387,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -37072,7 +41410,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_assert_h
           gl_cv_next_assert_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_assert_h" >&5
 printf "%s\n" "$gl_cv_next_assert_h" >&6; }
@@ -37136,8 +41475,8 @@ printf %s "checking for __builtin_expect... " >&6; }
 if test ${gl_cv___builtin_expect+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
          int
@@ -37150,8 +41489,8 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv___builtin_expect=yes
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
              #include <builtins.h>
@@ -37165,14 +41504,17 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv___builtin_expect="in <builtins.h>"
-else $as_nop
-  gl_cv___builtin_expect=no
+else case e in #(
+  e) gl_cv___builtin_expect=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext conftest.$ac_ext
+    conftest$ac_exeext conftest.$ac_ext ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext conftest.$ac_ext
+    conftest$ac_exeext conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv___builtin_expect" >&5
 printf "%s\n" "$gl_cv___builtin_expect" >&6; }
@@ -37190,6 +41532,314 @@ printf "%s\n" "$gl_cv___builtin_expect" >&6; }
 
 
 
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISALNUM=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISALNUM 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISALPHA=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISALPHA 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISBLANK=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISBLANK 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISCNTRL=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISCNTRL 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISDIGIT=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISDIGIT 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISGRAPH=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISGRAPH 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISLOWER=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISLOWER 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISPRINT=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISPRINT 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISPUNCT=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISPUNCT 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISSPACE=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISSPACE 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISUPPER=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISUPPER 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32ISXDIGIT=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32ISXDIGIT 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32TOLOWER=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32TOLOWER 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_C32WIDTH=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32WIDTH 1" >>confdefs.h
+
+
+
+
+
+
+
+
   case "$GL_GENERATE_ERRNO_H" in
     false) ERRNO_H='' ;;
     true)
@@ -37226,8 +41876,8 @@ printf %s "checking for flexible array member... " >&6; }
 if test ${ac_cv_c_flexmember+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
             #include <stdio.h>
@@ -37253,10 +41903,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_c_flexmember=yes
-else $as_nop
-  ac_cv_c_flexmember=no
+else case e in #(
+  e) ac_cv_c_flexmember=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_flexmember" >&5
 printf "%s\n" "$ac_cv_c_flexmember" >&6; }
@@ -37298,8 +41950,9 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
 
-else $as_nop
-  GL_GENERATE_FLOAT_H=true
+else case e in #(
+  e) GL_GENERATE_FLOAT_H=true ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
           ;;
@@ -37327,8 +41980,8 @@ printf %s "checking whether conversion from 'int' to 'long double' works... " >&
 if test ${gl_cv_func_itold_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
   case "$host" in
@@ -37345,18 +41998,21 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_func_itold_works="guessing no"
-else $as_nop
-  gl_cv_func_itold_works="guessing yes"
+else case e in #(
+  e) gl_cv_func_itold_works="guessing yes" ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
              ;;
-                   # Guess yes on native Windows.
-           mingw*) gl_cv_func_itold_works="guessing yes" ;;
-           *)      gl_cv_func_itold_works="guessing yes" ;;
+             # Guess yes on native Windows.
+           mingw* | windows*)
+             gl_cv_func_itold_works="guessing yes" ;;
+           *)
+             gl_cv_func_itold_works="guessing yes" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int i = -1;
@@ -37372,14 +42028,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_itold_works=yes
-else $as_nop
-  gl_cv_func_itold_works=no
+else case e in #(
+  e) gl_cv_func_itold_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_itold_works" >&5
 printf "%s\n" "$gl_cv_func_itold_works" >&6; }
@@ -37407,8 +42066,8 @@ printf %s "checking absolute name of <float.h>... " >&6; }
 if test ${gl_cv_next_float_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
 
 
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -37421,7 +42080,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -37444,7 +42103,8 @@ _ACEOF
           gl_header=$gl_cv_absolute_float_h
           gl_cv_next_float_h='"'$gl_header'"'
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_float_h" >&5
 printf "%s\n" "$gl_cv_next_float_h" >&6; }
@@ -37535,8 +42195,8 @@ printf %s "checking whether free is known to preserve errno... " >&6; }
 if test ${gl_cv_func_free_preserves_errno+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
 
@@ -37557,11 +42217,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_func_free_preserves_errno=yes
-else $as_nop
-  gl_cv_func_free_preserves_errno=no
+else case e in #(
+  e) gl_cv_func_free_preserves_errno=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_free_preserves_errno" >&5
 printf "%s\n" "$gl_cv_func_free_preserves_errno" >&6; }
@@ -37625,13 +42287,17 @@ printf %s "checking whether frexp works... " >&6; }
 if test ${gl_cv_func_frexp_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
   case "$host_os" in
            netbsd* | irix*) gl_cv_func_frexp_works="guessing no" ;;
-           mingw*) # Guess yes with MSVC, no with mingw.
+           # Guess yes with MSVC, no with mingw.
+           windows*-msvc*)
+             gl_cv_func_frexp_works="guessing yes"
+             ;;
+           mingw* | windows*)
              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -37641,11 +42307,12 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Good" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Good" >/dev/null 2>&1
 then :
   gl_cv_func_frexp_works="guessing yes"
-else $as_nop
-  gl_cv_func_frexp_works="guessing no"
+else case e in #(
+  e) gl_cv_func_frexp_works="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
@@ -37653,8 +42320,8 @@ rm -rf conftest*
            *) gl_cv_func_frexp_works="guessing yes" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <float.h>
@@ -37715,7 +42382,8 @@ int main()
   {
     int exp;
     double y = frexp (x, &exp);
-    if (memcmp (&y, &x, sizeof x))
+    double x1 = x;
+    if (memcmp (&y, &x1, sizeof x1))
       result |= 4;
   }
   return result;
@@ -37724,14 +42392,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_frexp_works=yes
-else $as_nop
-  gl_cv_func_frexp_works=no
+else case e in #(
+  e) gl_cv_func_frexp_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_works" >&5
 printf "%s\n" "$gl_cv_func_frexp_works" >&6; }
@@ -37789,8 +42460,9 @@ printf "%s\n" "#define GNULIB_TEST_FREXP 1" >>confdefs.h
 if test "x$ac_cv_have_decl_frexpl" = xyes
 then :
 
-else $as_nop
-  HAVE_DECL_FREXPL=0
+else case e in #(
+  e) HAVE_DECL_FREXPL=0 ;;
+esac
 fi
   if test $HAVE_DECL_FREXPL = 1; then
 
@@ -37799,8 +42471,8 @@ printf %s "checking whether frexpl() can be used without linking with libm... "
 if test ${gl_cv_func_frexpl_no_libm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
@@ -37816,12 +42488,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_frexpl_no_libm=yes
-else $as_nop
-  gl_cv_func_frexpl_no_libm=no
+else case e in #(
+  e) gl_cv_func_frexpl_no_libm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_no_libm" >&5
 printf "%s\n" "$gl_cv_func_frexpl_no_libm" >&6; }
@@ -37834,19 +42508,19 @@ printf %s "checking whether frexpl works... " >&6; }
 if test ${gl_cv_func_frexpl_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
          case "$host_os" in
-           aix | aix[3-6]* | beos* | darwin* | irix* | mingw* | pw*)
+           aix | aix[3-6]* | beos* | darwin* | irix* | mingw* | windows* | pw*)
               gl_cv_func_frexpl_works="guessing no";;
            *) gl_cv_func_frexpl_works="guessing yes";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <float.h>
@@ -37947,14 +42621,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_frexpl_works=yes
-else $as_nop
-  gl_cv_func_frexpl_works=no
+else case e in #(
+  e) gl_cv_func_frexpl_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_works" >&5
 printf "%s\n" "$gl_cv_func_frexpl_works" >&6; }
@@ -38008,6 +42685,76 @@ printf "%s\n" "#define GNULIB_TEST_FREXPL 1" >>confdefs.h
 
 
 
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for __fseterr" >&5
+printf %s "checking for __fseterr... " >&6; }
+if test ${gl_cv_onwards_func___fseterr+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "__fseterr" "ac_cv_have_decl___fseterr" "#include <stdio.h>
+      #include <stdio_ext.h>
+
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl___fseterr" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl___fseterr = yes; then
+             ac_fn_c_check_func "$LINENO" "__fseterr" "ac_cv_func___fseterr"
+if test "x$ac_cv_func___fseterr" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func___fseterr = yes; then
+               gl_cv_onwards_func___fseterr=yes
+             else
+                                                            gl_cv_onwards_func___fseterr='future OS version'
+             fi
+           else
+             gl_cv_onwards_func___fseterr='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "__fseterr" "ac_cv_func___fseterr"
+if test "x$ac_cv_func___fseterr" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func___fseterr=$ac_cv_func___fseterr
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func___fseterr" >&5
+printf "%s\n" "$gl_cv_onwards_func___fseterr" >&6; }
+
+  case "$gl_cv_onwards_func___fseterr" in
+    future*) ac_cv_func___fseterr=no ;;
+    *)       ac_cv_func___fseterr=$gl_cv_onwards_func___fseterr ;;
+  esac
+  if test $ac_cv_func___fseterr = yes; then
+
+printf "%s\n" "#define HAVE___FSETERR 1" >>confdefs.h
+
+  fi
+
+
+
 
      if test $ac_cv_func___fseterr = no; then
   GL_COND_OBJ_FSETERR_TRUE=
@@ -38023,7 +42770,9 @@ fi
   fi
 
 
-  LIB_HARD_LOCALE="$LIB_SETLOCALE_NULL"
+  HARD_LOCALE_LIB="$SETLOCALE_NULL_LIB"
+
+    LIB_HARD_LOCALE="$HARD_LOCALE_LIB"
 
 
 
@@ -38097,17 +42846,19 @@ fi
 /* end confdefs.h.  */
 
       #include <iconv.h>
-      #if defined _LIBICONV_VERSION || (defined __GLIBC__ && !defined __UCLIBC__)
+      #if (defined _LIBICONV_VERSION && !(_LIBICONV_VERSION == 0x10b && defined __APPLE__)) \
+          || (defined __GLIBC__ && !defined __UCLIBC__)
        gnu_iconv
       #endif
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "gnu_iconv" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "gnu_iconv" >/dev/null 2>&1
 then :
   gl_func_iconv_gnu=yes
-else $as_nop
-  gl_func_iconv_gnu=no
+else case e in #(
+  e) gl_func_iconv_gnu=no ;;
+esac
 fi
 rm -rf conftest*
 
@@ -38208,8 +42959,8 @@ printf %s "checking whether the compiler generally respects inline... " >&6; }
 if test ${gl_cv_c_inline_effective+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test $ac_cv_c_inline = no; then
+else case e in #(
+  e) if test $ac_cv_c_inline = no; then
        gl_cv_c_inline_effective=no
      else
                                           cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -38228,12 +42979,14 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_c_inline_effective=yes
-else $as_nop
-  gl_cv_c_inline_effective=no
+else case e in #(
+  e) gl_cv_c_inline_effective=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
      fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_c_inline_effective" >&5
 printf "%s\n" "$gl_cv_c_inline_effective" >&6; }
@@ -38257,8 +43010,8 @@ printf %s "checking whether isnan(double) can be used without linking with libm.
 if test ${gl_cv_func_isnand_no_libm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
@@ -38281,12 +43034,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_isnand_no_libm=yes
-else $as_nop
-  gl_cv_func_isnand_no_libm=no
+else case e in #(
+  e) gl_cv_func_isnand_no_libm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnand_no_libm" >&5
 printf "%s\n" "$gl_cv_func_isnand_no_libm" >&6; }
@@ -38320,8 +43075,8 @@ printf %s "checking whether isnan(float) can be used without linking with libm..
 if test ${gl_cv_func_isnanf_no_libm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
@@ -38344,12 +43099,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_isnanf_no_libm=yes
-else $as_nop
-  gl_cv_func_isnanf_no_libm=no
+else case e in #(
+  e) gl_cv_func_isnanf_no_libm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanf_no_libm" >&5
 printf "%s\n" "$gl_cv_func_isnanf_no_libm" >&6; }
@@ -38363,13 +43120,13 @@ printf %s "checking whether isnan(float) works... " >&6; }
 if test ${gl_cv_func_isnanf_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
   case "$host_os" in
            irix* | solaris*) gl_cv_func_isnanf_works="guessing no" ;;
-           mingw*) # Guess yes on mingw, no on MSVC.
+           mingw* | windows*) # Guess yes on mingw, no on MSVC.
              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -38379,11 +43136,12 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Known" >/dev/null 2>&1
 then :
   gl_cv_func_isnanf_works="guessing yes"
-else $as_nop
-  gl_cv_func_isnanf_works="guessing no"
+else case e in #(
+  e) gl_cv_func_isnanf_works="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
@@ -38391,8 +43149,8 @@ rm -rf conftest*
            *) gl_cv_func_isnanf_works="guessing yes" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <math.h>
@@ -38450,14 +43208,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_isnanf_works=yes
-else $as_nop
-  gl_cv_func_isnanf_works=no
+else case e in #(
+  e) gl_cv_func_isnanf_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanf_works" >&5
 printf "%s\n" "$gl_cv_func_isnanf_works" >&6; }
@@ -38490,113 +43251,6 @@ printf "%s\n" "#define HAVE_ISNANF_IN_LIBC 1" >>confdefs.h
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'float'" >&5
-printf %s "checking where to find the exponent in a 'float'... " >&6; }
-if test ${gl_cv_cc_float_expbit0+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-      if test "$cross_compiling" = yes
-then :
-  gl_cv_cc_float_expbit0="word 0 bit 23"
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <float.h>
-#include <stddef.h>
-#include <stdio.h>
-#include <string.h>
-#define NWORDS \
-  ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
-typedef union { float value; unsigned int word[NWORDS]; } memory_float;
-static unsigned int ored_words[NWORDS];
-static unsigned int anded_words[NWORDS];
-static void add_to_ored_words (float x)
-{
-  memory_float m;
-  size_t i;
-  /* Clear it first, in case
-     sizeof (float) < sizeof (memory_float).  */
-  memset (&m, 0, sizeof (memory_float));
-  m.value = x;
-  for (i = 0; i < NWORDS; i++)
-    {
-      ored_words[i] |= m.word[i];
-      anded_words[i] &= m.word[i];
-    }
-}
-int main ()
-{
-  size_t j;
-  FILE *fp = fopen ("conftest.out", "w");
-  if (fp == NULL)
-    return 1;
-  for (j = 0; j < NWORDS; j++)
-    anded_words[j] = ~ (unsigned int) 0;
-  add_to_ored_words (0.25f);
-  add_to_ored_words (0.5f);
-  add_to_ored_words (1.0f);
-  add_to_ored_words (2.0f);
-  add_to_ored_words (4.0f);
-  /* Remove bits that are common (e.g. if representation of the first mantissa
-     bit is explicit).  */
-  for (j = 0; j < NWORDS; j++)
-    ored_words[j] &= ~anded_words[j];
-  /* Now find the nonzero word.  */
-  for (j = 0; j < NWORDS; j++)
-    if (ored_words[j] != 0)
-      break;
-  if (j < NWORDS)
-    {
-      size_t i;
-      for (i = j + 1; i < NWORDS; i++)
-        if (ored_words[i] != 0)
-          {
-            fprintf (fp, "unknown");
-            return (fclose (fp) != 0);
-          }
-      for (i = 0; ; i++)
-        if ((ored_words[j] >> i) & 1)
-          {
-            fprintf (fp, "word %d bit %d", (int) j, (int) i);
-            return (fclose (fp) != 0);
-          }
-    }
-  fprintf (fp, "unknown");
-  return (fclose (fp) != 0);
-}
-
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
-then :
-  gl_cv_cc_float_expbit0=`cat conftest.out`
-else $as_nop
-  gl_cv_cc_float_expbit0="unknown"
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-      rm -f conftest.out
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_expbit0" >&5
-printf "%s\n" "$gl_cv_cc_float_expbit0" >&6; }
-  case "$gl_cv_cc_float_expbit0" in
-    word*bit*)
-      word=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word //' -e 's/ bit.*//'`
-      bit=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word.*bit //'`
-
-printf "%s\n" "#define FLT_EXPBIT0_WORD $word" >>confdefs.h
-
-
-printf "%s\n" "#define FLT_EXPBIT0_BIT $bit" >>confdefs.h
-
-      ;;
-  esac
-
 
   fi
 
@@ -38606,8 +43260,8 @@ printf %s "checking whether isnan(long double) can be used without linking with
 if test ${gl_cv_func_isnanl_no_libm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
@@ -38630,12 +43284,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_isnanl_no_libm=yes
-else $as_nop
-  gl_cv_func_isnanl_no_libm=no
+else case e in #(
+  e) gl_cv_func_isnanl_no_libm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanl_no_libm" >&5
 printf "%s\n" "$gl_cv_func_isnanl_no_libm" >&6; }
@@ -38651,12 +43307,12 @@ printf %s "checking whether isnanl works... " >&6; }
 if test ${gl_cv_func_isnanl_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-           mingw*) # Guess yes on mingw, no on MSVC.
+           mingw* | windows*) # Guess yes on mingw, no on MSVC.
              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -38666,11 +43322,12 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Known" >/dev/null 2>&1
 then :
   gl_cv_func_isnanl_works="guessing yes"
-else $as_nop
-  gl_cv_func_isnanl_works="guessing no"
+else case e in #(
+  e) gl_cv_func_isnanl_works="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
@@ -38678,8 +43335,8 @@ rm -rf conftest*
            *) gl_cv_func_isnanl_works="guessing yes" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <float.h>
@@ -38795,14 +43452,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_isnanl_works=yes
-else $as_nop
-  gl_cv_func_isnanl_works=no
+else case e in #(
+  e) gl_cv_func_isnanl_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanl_works" >&5
 printf "%s\n" "$gl_cv_func_isnanl_works" >&6; }
@@ -38832,155 +43492,79 @@ printf "%s\n" "#define HAVE_ISNANL_IN_LIBC 1" >>confdefs.h
 
 
 
-     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'long double'" >&5
-printf %s "checking where to find the exponent in a 'long double'... " >&6; }
-if test ${gl_cv_cc_long_double_expbit0+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-      if test "$cross_compiling" = yes
-then :
+  fi
 
-                              gl_cv_cc_long_double_expbit0="unknown"
-          case "$host_os" in
-            mingw*) # On native Windows (little-endian), we know the result
-                    # in two cases: mingw, MSVC.
-              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#ifdef __MINGW32__
- Known
-#endif
 
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
-then :
-  gl_cv_cc_long_double_expbit0="word 2 bit 0"
-fi
-rm -rf conftest*
 
-              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#ifdef _MSC_VER
- Known
-#endif
 
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for iswblank" >&5
+printf %s "checking for iswblank... " >&6; }
+if test ${gl_cv_onwards_func_iswblank+y}
 then :
-  gl_cv_cc_long_double_expbit0="word 1 bit 20"
-fi
-rm -rf conftest*
-
-              ;;
-          esac
-
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
 
-#include <float.h>
-#include <stddef.h>
-#include <stdio.h>
-#include <string.h>
-#define NWORDS \
-  ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
-typedef union { long double value; unsigned int word[NWORDS]; }
-        memory_long_double;
-static unsigned int ored_words[NWORDS];
-static unsigned int anded_words[NWORDS];
-static void add_to_ored_words (long double *x)
-{
-  memory_long_double m;
-  size_t i;
-  /* Clear it first, in case
-     sizeof (long double) < sizeof (memory_long_double).  */
-  memset (&m, 0, sizeof (memory_long_double));
-  m.value = *x;
-  for (i = 0; i < NWORDS; i++)
-    {
-      ored_words[i] |= m.word[i];
-      anded_words[i] &= m.word[i];
-    }
-}
-int main ()
-{
-  static long double samples[5] = { 0.25L, 0.5L, 1.0L, 2.0L, 4.0L };
-  size_t j;
-  FILE *fp = fopen ("conftest.out", "w");
-  if (fp == NULL)
-    return 1;
-  for (j = 0; j < NWORDS; j++)
-    anded_words[j] = ~ (unsigned int) 0;
-  for (j = 0; j < 5; j++)
-    add_to_ored_words (&samples[j]);
-  /* Remove bits that are common (e.g. if representation of the first mantissa
-     bit is explicit).  */
-  for (j = 0; j < NWORDS; j++)
-    ored_words[j] &= ~anded_words[j];
-  /* Now find the nonzero word.  */
-  for (j = 0; j < NWORDS; j++)
-    if (ored_words[j] != 0)
-      break;
-  if (j < NWORDS)
-    {
-      size_t i;
-      for (i = j + 1; i < NWORDS; i++)
-        if (ored_words[i] != 0)
-          {
-            fprintf (fp, "unknown");
-            return (fclose (fp) != 0);
-          }
-      for (i = 0; ; i++)
-        if ((ored_words[j] >> i) & 1)
-          {
-            fprintf (fp, "word %d bit %d", (int) j, (int) i);
-            return (fclose (fp) != 0);
-          }
-    }
-  fprintf (fp, "unknown");
-  return (fclose (fp) != 0);
-}
+       case "$host_os" in
 
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "iswblank" "ac_cv_have_decl_iswblank" "#include <wctype.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_iswblank" = xyes
 then :
-  gl_cv_cc_long_double_expbit0=`cat conftest.out`
-else $as_nop
-  gl_cv_cc_long_double_expbit0="unknown"
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
 
-      rm -f conftest.out
+fi
+           if test $ac_cv_have_decl_iswblank = yes; then
+             ac_fn_c_check_func "$LINENO" "iswblank" "ac_cv_func_iswblank"
+if test "x$ac_cv_func_iswblank" = xyes
+then :
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_long_double_expbit0" >&5
-printf "%s\n" "$gl_cv_cc_long_double_expbit0" >&6; }
-  case "$gl_cv_cc_long_double_expbit0" in
-    word*bit*)
-      word=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'`
-      bit=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word.*bit //'`
 
-printf "%s\n" "#define LDBL_EXPBIT0_WORD $word" >>confdefs.h
+             if test $ac_cv_func_iswblank = yes; then
+               gl_cv_onwards_func_iswblank=yes
+             else
+                                                            gl_cv_onwards_func_iswblank='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_iswblank='future OS version'
+           fi
+           ;;
 
 
-printf "%s\n" "#define LDBL_EXPBIT0_BIT $bit" >>confdefs.h
+         *)
+           ac_fn_c_check_func "$LINENO" "iswblank" "ac_cv_func_iswblank"
+if test "x$ac_cv_func_iswblank" = xyes
+then :
 
-      ;;
-  esac
+fi
 
+           gl_cv_onwards_func_iswblank=$ac_cv_func_iswblank
+           ;;
 
+       esac
 
-  fi
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_iswblank" >&5
+printf "%s\n" "$gl_cv_onwards_func_iswblank" >&6; }
 
+  case "$gl_cv_onwards_func_iswblank" in
+    future*) ac_cv_func_iswblank=no ;;
+    *)       ac_cv_func_iswblank=$gl_cv_onwards_func_iswblank ;;
+  esac
+  if test $ac_cv_func_iswblank = yes; then
 
+printf "%s\n" "#define HAVE_ISWBLANK 1" >>confdefs.h
 
+  fi
 
 
   ac_fn_check_decl "$LINENO" "iswblank" "ac_cv_have_decl_iswblank" "
@@ -38991,14 +43575,19 @@ printf "%s\n" "#define LDBL_EXPBIT0_BIT $bit" >>confdefs.h
 if test "x$ac_cv_have_decl_iswblank" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_ISWBLANK $ac_have_decl" >>confdefs.h
 
   if test $ac_cv_func_iswblank = no; then
     HAVE_ISWBLANK=0
-    if test $ac_cv_have_decl_iswblank = yes; then
+    if test $ac_cv_have_decl_iswblank = yes \
+       || case "$gl_cv_onwards_func_iswblank" in \
+            future*) true ;; \
+            *) false ;; \
+          esac; then
       REPLACE_ISWBLANK=1
     fi
   fi
@@ -39052,6 +43641,7 @@ printf "%s\n" "#define GNULIB_TEST_ISWBLANK 1" >>confdefs.h
 
 
 
+
   if test $HAVE_ISWCNTRL = 0 || test $REPLACE_ISWCNTRL = 1; then
         REPLACE_ISWDIGIT="$REPLACE_ISWCNTRL"
   else
@@ -39060,11 +43650,11 @@ printf %s "checking whether iswdigit is ISO C compliant... " >&6; }
 if test ${gl_cv_func_iswdigit_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                      case "$host_os" in
          # Guess no on FreeBSD, NetBSD, Solaris, native Windows.
-         freebsd* | dragonfly* | netbsd* | solaris* | mingw*)
+         freebsd* | dragonfly* | netbsd* | solaris* | mingw* | windows*)
            gl_cv_func_iswdigit_works="guessing no" ;;
          # Guess yes otherwise.
          *) gl_cv_func_iswdigit_works="guessing yes" ;;
@@ -39073,8 +43663,8 @@ else $as_nop
          if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -39106,7 +43696,8 @@ main (int argc, char *argv[])
   int is;
   int result = 0;
 
-  if (setlocale (LC_ALL, "$LOCALE_FR") != NULL)
+  if (strcmp ("$LOCALE_FR", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_FR") != NULL)
     {
       /* This fails on mingw, MSVC 14.  */
       /* U+00B2 SUPERSCRIPT TWO */
@@ -39114,7 +43705,8 @@ main (int argc, char *argv[])
       if (!(is == 0))
         result |= 1;
     }
-  if (setlocale (LC_ALL, "$LOCALE_JA") != NULL)
+  if (strcmp ("$LOCALE_JA", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_JA") != NULL)
     {
       /* This fails on NetBSD 8.0.  */
       /* U+FF11 FULLWIDTH DIGIT ONE */
@@ -39122,7 +43714,8 @@ main (int argc, char *argv[])
       if (!(is == 0))
         result |= 2;
     }
-  if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
+  if (strcmp ("$LOCALE_FR_UTF8", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
     {
       /* This fails on FreeBSD 13.0, NetBSD 8.0, MSVC 14.  */
       /* U+0663 ARABIC-INDIC DIGIT THREE */
@@ -39135,7 +43728,8 @@ main (int argc, char *argv[])
       if (!(is == 0))
         result |= 8;
     }
-  if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
+  if (strcmp ("$LOCALE_ZH_CN", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
     {
       /* This fails on NetBSD 8.0, Solaris 10, Solaris 11.4.  */
       /* U+FF11 FULLWIDTH DIGIT ONE */
@@ -39149,15 +43743,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_iswdigit_works=yes
-else $as_nop
-  gl_cv_func_iswdigit_works=no
+else case e in #(
+  e) gl_cv_func_iswdigit_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
        fi
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_iswdigit_works" >&5
 printf "%s\n" "$gl_cv_func_iswdigit_works" >&6; }
@@ -39204,6 +43801,102 @@ printf "%s\n" "#define GNULIB_TEST_ISWDIGIT 1" >>confdefs.h
 
 
 
+  if test $HAVE_ISWCNTRL = 0 || test $REPLACE_ISWCNTRL = 1; then
+        REPLACE_ISWPUNCT="$REPLACE_ISWCNTRL"
+  else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether iswpunct is consistent with ispunct" >&5
+printf %s "checking whether iswpunct is consistent with ispunct... " >&6; }
+if test ${gl_cv_func_iswpunct_works+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test "$cross_compiling" = yes
+then :
+  case "$host_os" in
+            # Guess no on Android.
+            android*) gl_cv_func_iswpunct_works="guessing no" ;;
+            # Guess yes otherwise.
+            *)        gl_cv_func_iswpunct_works="guessing yes" ;;
+          esac
+
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <ctype.h>
+#include <wchar.h>
+#include <wctype.h>
+int
+main (int argc, char *argv[])
+{
+  int result = 0;
+  /* This fails on Android 11.  */
+  if ((! iswpunct ('\`')) != (! ispunct ('\`')))
+    result |= 1;
+  return result;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_func_iswpunct_works=yes
+else case e in #(
+  e) gl_cv_func_iswpunct_works=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+       ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_iswpunct_works" >&5
+printf "%s\n" "$gl_cv_func_iswpunct_works" >&6; }
+    case "$gl_cv_func_iswpunct_works" in
+      *yes) ;;
+      *) REPLACE_ISWPUNCT=1 ;;
+    esac
+  fi
+
+
+     if ! { test $HAVE_ISWCNTRL = 0 || test $REPLACE_ISWCNTRL = 1; } && test $REPLACE_ISWPUNCT = 1; then
+  GL_COND_OBJ_ISWPUNCT_TRUE=
+  GL_COND_OBJ_ISWPUNCT_FALSE='#'
+else
+  GL_COND_OBJ_ISWPUNCT_TRUE='#'
+  GL_COND_OBJ_ISWPUNCT_FALSE=
+fi
+:
+    if test -z "${GL_COND_OBJ_ISWPUNCT_TRUE}" && test -z "${GL_COND_OBJ_ISWPUNCT_FALSE}"; then
+    GL_COND_OBJ_ISWPUNCT_TRUE='#'
+    GL_COND_OBJ_ISWPUNCT_FALSE='#'
+  fi
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_ISWPUNCT=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_ISWPUNCT 1" >>confdefs.h
+
+
+
+
+
+
+
+
 
 
 
@@ -39215,11 +43908,11 @@ printf %s "checking whether iswxdigit is ISO C compliant... " >&6; }
 if test ${gl_cv_func_iswxdigit_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                      case "$host_os" in
          # Guess no on FreeBSD, NetBSD, Solaris, native Windows.
-         freebsd* | dragonfly* | netbsd* | solaris* | mingw*)
+         freebsd* | dragonfly* | netbsd* | solaris* | mingw* | windows*)
            gl_cv_func_iswxdigit_works="guessing no" ;;
          # Guess yes otherwise.
          *) gl_cv_func_iswxdigit_works="guessing yes" ;;
@@ -39228,8 +43921,8 @@ else $as_nop
          if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -39261,7 +43954,8 @@ main (int argc, char *argv[])
   int is;
   int result = 0;
 
-  if (setlocale (LC_ALL, "$LOCALE_JA") != NULL)
+  if (strcmp ("$LOCALE_JA", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_JA") != NULL)
     {
       /* This fails on NetBSD 8.0.  */
       /* U+FF21 FULLWIDTH LATIN CAPITAL LETTER A */
@@ -39269,7 +43963,8 @@ main (int argc, char *argv[])
       if (!(is == 0))
         result |= 1;
     }
-  if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
+  if (strcmp ("$LOCALE_FR_UTF8", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
     {
       /* This fails on FreeBSD 13.0.  */
       /* U+0663 ARABIC-INDIC DIGIT THREE */
@@ -39282,7 +43977,8 @@ main (int argc, char *argv[])
       if (!(is == 0))
         result |= 4;
     }
-  if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
+  if (strcmp ("$LOCALE_ZH_CN", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
     {
       /* This fails on Solaris 10, Solaris 11.4.  */
       /* U+FF11 FULLWIDTH DIGIT ONE */
@@ -39296,15 +43992,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_iswxdigit_works=yes
-else $as_nop
-  gl_cv_func_iswxdigit_works=no
+else case e in #(
+  e) gl_cv_func_iswxdigit_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
        fi
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_iswxdigit_works" >&5
 printf "%s\n" "$gl_cv_func_iswxdigit_works" >&6; }
@@ -39409,22 +44108,240 @@ fi
 
   if test $HAVE_LOCALE_T = 1; then
 
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for newlocale" >&5
+printf %s "checking for newlocale... " >&6; }
+if test ${gl_cv_onwards_func_newlocale+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "newlocale" "ac_cv_have_decl_newlocale" "#include <locale.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_newlocale" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_newlocale = yes; then
+             ac_fn_c_check_func "$LINENO" "newlocale" "ac_cv_func_newlocale"
+if test "x$ac_cv_func_newlocale" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_newlocale = yes; then
+               gl_cv_onwards_func_newlocale=yes
+             else
+                                                            gl_cv_onwards_func_newlocale='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_newlocale='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "newlocale" "ac_cv_func_newlocale"
+if test "x$ac_cv_func_newlocale" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_newlocale=$ac_cv_func_newlocale
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_newlocale" >&5
+printf "%s\n" "$gl_cv_onwards_func_newlocale" >&6; }
+
+  case "$gl_cv_onwards_func_newlocale" in
+    future*) ac_cv_func_newlocale=no ;;
+    *)       ac_cv_func_newlocale=$gl_cv_onwards_func_newlocale ;;
+  esac
+  if test $ac_cv_func_newlocale = yes; then
+
+printf "%s\n" "#define HAVE_NEWLOCALE 1" >>confdefs.h
+
+  fi
+
+
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for duplocale" >&5
+printf %s "checking for duplocale... " >&6; }
+if test ${gl_cv_onwards_func_duplocale+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "duplocale" "ac_cv_have_decl_duplocale" "#include <locale.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_duplocale" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_duplocale = yes; then
+             ac_fn_c_check_func "$LINENO" "duplocale" "ac_cv_func_duplocale"
+if test "x$ac_cv_func_duplocale" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_duplocale = yes; then
+               gl_cv_onwards_func_duplocale=yes
+             else
+                                                            gl_cv_onwards_func_duplocale='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_duplocale='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "duplocale" "ac_cv_func_duplocale"
+if test "x$ac_cv_func_duplocale" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_duplocale=$ac_cv_func_duplocale
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_duplocale" >&5
+printf "%s\n" "$gl_cv_onwards_func_duplocale" >&6; }
+
+  case "$gl_cv_onwards_func_duplocale" in
+    future*) ac_cv_func_duplocale=no ;;
+    *)       ac_cv_func_duplocale=$gl_cv_onwards_func_duplocale ;;
+  esac
+  if test $ac_cv_func_duplocale = yes; then
+
+printf "%s\n" "#define HAVE_DUPLOCALE 1" >>confdefs.h
+
+  fi
+
+
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for freelocale" >&5
+printf %s "checking for freelocale... " >&6; }
+if test ${gl_cv_onwards_func_freelocale+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "freelocale" "ac_cv_have_decl_freelocale" "#include <locale.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_freelocale" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_freelocale = yes; then
+             ac_fn_c_check_func "$LINENO" "freelocale" "ac_cv_func_freelocale"
+if test "x$ac_cv_func_freelocale" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_freelocale = yes; then
+               gl_cv_onwards_func_freelocale=yes
+             else
+                                                            gl_cv_onwards_func_freelocale='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_freelocale='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "freelocale" "ac_cv_func_freelocale"
+if test "x$ac_cv_func_freelocale" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_freelocale=$ac_cv_func_freelocale
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_freelocale" >&5
+printf "%s\n" "$gl_cv_onwards_func_freelocale" >&6; }
+
+  case "$gl_cv_onwards_func_freelocale" in
+    future*) ac_cv_func_freelocale=no ;;
+    *)       ac_cv_func_freelocale=$gl_cv_onwards_func_freelocale ;;
+  esac
+  if test $ac_cv_func_freelocale = yes; then
+
+printf "%s\n" "#define HAVE_FREELOCALE 1" >>confdefs.h
+
+  fi
+
+
     gl_func_newlocale="$ac_cv_func_newlocale"
     gl_func_duplocale="$ac_cv_func_duplocale"
     gl_func_freelocale="$ac_cv_func_freelocale"
   else
-            gl_func_newlocale=no
+            gl_cv_onwards_func_newlocale='future OS version'
+    gl_cv_onwards_func_duplocale='future OS version'
+    gl_cv_onwards_func_freelocale='future OS version'
+    gl_func_newlocale=no
     gl_func_duplocale=no
     gl_func_freelocale=no
   fi
   if test $gl_func_newlocale != yes; then
     HAVE_NEWLOCALE=0
+    case "$gl_cv_onwards_func_newlocale" in
+      future*) REPLACE_NEWLOCALE=1 ;;
+    esac
   fi
   if test $gl_func_duplocale != yes; then
     HAVE_DUPLOCALE=0
+    case "$gl_cv_onwards_func_duplocale" in
+      future*) REPLACE_DUPLOCALE=1 ;;
+    esac
   fi
   if test $gl_func_freelocale != yes; then
     HAVE_FREELOCALE=0
+    case "$gl_cv_onwards_func_freelocale" in
+      future*) REPLACE_FREELOCALE=1 ;;
+    esac
   fi
   if test $gt_localename_enhances_locale_funcs = yes; then
     REPLACE_NEWLOCALE=1
@@ -39441,18 +44358,38 @@ fi
 
 
 
-          GL_GNULIB_LOCALENAME=1
+          GL_GNULIB_LOCALENAME_UNSAFE=1
+
+
 
 
 
+printf "%s\n" "#define GNULIB_TEST_LOCALENAME_UNSAFE 1" >>confdefs.h
 
 
-printf "%s\n" "#define GNULIB_TEST_LOCALENAME 1" >>confdefs.h
 
 
 
 
 
+
+
+
+     if case "$host_os" in netbsd* | solaris*) true;; *) false;; esac; then
+  GL_COND_OBJ_LOCALENAME_UNSAFE_LIMITED_TRUE=
+  GL_COND_OBJ_LOCALENAME_UNSAFE_LIMITED_FALSE='#'
+else
+  GL_COND_OBJ_LOCALENAME_UNSAFE_LIMITED_TRUE='#'
+  GL_COND_OBJ_LOCALENAME_UNSAFE_LIMITED_FALSE=
+fi
+:
+    if test -z "${GL_COND_OBJ_LOCALENAME_UNSAFE_LIMITED_TRUE}" && test -z "${GL_COND_OBJ_LOCALENAME_UNSAFE_LIMITED_FALSE}"; then
+    GL_COND_OBJ_LOCALENAME_UNSAFE_LIMITED_TRUE='#'
+    GL_COND_OBJ_LOCALENAME_UNSAFE_LIMITED_FALSE='#'
+  fi
+
+
+
   if test "$gl_threads_api" = posix; then
     # OSF/1 4.0 and Mac OS X 10.1 lack the pthread_rwlock_t type and the
     # pthread_rwlock_* functions.
@@ -39475,32 +44412,32 @@ printf %s "checking whether pthread_rwlock_rdlock prefers a writer to a reader..
 if test ${gl_cv_pthread_rwlock_rdlock_prefer_writer+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  save_LIBS="$LIBS"
+else case e in #(
+  e) saved_LIBS="$LIBS"
      LIBS="$LIBS $LIBMULTITHREAD"
      if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                         # Guess no on glibc systems.
-          *-gnu* | gnu*) gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing no" ;;
-                         # Guess no on musl systems.
-          *-musl*)       gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing no" ;;
-                         # Guess no on bionic systems.
-          *-android*)    gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing no" ;;
-                         # Guess yes on native Windows with the mingw-w64 winpthreads library.
-                         # Guess no on native Windows with the gnulib windows-rwlock module.
-          mingw*)        if test "$gl_use_threads" = yes || test "$gl_use_threads" = posix; then
-                           gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing yes"
-                         else
-                           gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing no"
-                         fi
-                         ;;
-                         # If we don't know, obey --enable-cross-guesses.
-          *)             gl_cv_pthread_rwlock_rdlock_prefer_writer="$gl_cross_guess_normal" ;;
+                              # Guess no on glibc systems.
+          *-gnu* | gnu*)      gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing no" ;;
+                              # Guess no on musl systems.
+          *-musl* | midipix*) gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing no" ;;
+                              # Guess no on bionic systems.
+          *-android*)         gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing no" ;;
+                              # Guess yes on native Windows with the mingw-w64 winpthreads library.
+                              # Guess no on native Windows with the gnulib windows-rwlock module.
+          mingw* | windows*)  if test "$gl_use_threads" = yes || test "$gl_use_threads" = posix; then
+                                gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing yes"
+                              else
+                                gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing no"
+                              fi
+                              ;;
+                              # If we don't know, obey --enable-cross-guesses.
+          *)                  gl_cv_pthread_rwlock_rdlock_prefer_writer="$gl_cross_guess_normal" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <errno.h>
@@ -39618,15 +44555,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_pthread_rwlock_rdlock_prefer_writer=yes
-else $as_nop
-  gl_cv_pthread_rwlock_rdlock_prefer_writer=no
+else case e in #(
+  e) gl_cv_pthread_rwlock_rdlock_prefer_writer=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-     LIBS="$save_LIBS"
-
+     LIBS="$saved_LIBS"
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_pthread_rwlock_rdlock_prefer_writer" >&5
 printf "%s\n" "$gl_cv_pthread_rwlock_rdlock_prefer_writer" >&6; }
@@ -39736,188 +44676,320 @@ printf "%s\n" "#define GNULIB_TEST_MALLOC_POSIX 1" >>confdefs.h
 
 
 
+  if test $gl_cv_func_mbrtoc32 = no; then
+    HAVE_MBRTOC32=0
+  else
+    if test $GNULIBHEADERS_OVERRIDE_CHAR32_T = 1 || test $REPLACE_MBSTATE_T = 1; then
+      REPLACE_MBRTOC32=1
+    else
 
 
-
-        if case "$host_os" in
-       mingw*) true ;;
-       *) test $ac_cv_func_mbsinit = yes ;;
-     esac \
-    && test $ac_cv_func_mbrtowc = yes; then
-
-
-
-
-     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc handles incomplete characters" >&5
-printf %s "checking whether mbrtowc handles incomplete characters... " >&6; }
-if test ${gl_cv_func_mbrtowc_incomplete_state+y}
+     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether mbrtoc32 works on empty input" >&5
+printf %s "checking whether mbrtoc32 works on empty input... " >&6; }
+if test ${gl_cv_func_mbrtoc32_empty_input+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
-                  case "$host_os" in
-                     # Guess no on AIX and OSF/1.
-        aix* | osf*) gl_cv_func_mbrtowc_incomplete_state="guessing no" ;;
-                     # Guess yes otherwise.
-        *)           gl_cv_func_mbrtowc_incomplete_state="guessing yes" ;;
-      esac
-      if test $LOCALE_JA != none; then
-        if test "$cross_compiling" = yes
+else case e in #(
+  e)
+      if test "$cross_compiling" = yes
 then :
-  :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+  case "$host_os" in
+                              # Guess no on glibc systems.
+           *-gnu* | gnu*)     gl_cv_func_mbrtoc32_empty_input="guessing no" ;;
+                              # Guess no on Android.
+           linux*-android*)   gl_cv_func_mbrtoc32_empty_input="guessing no" ;;
+                              # Guess no on native Windows.
+           mingw* | windows*) gl_cv_func_mbrtoc32_empty_input="guessing no" ;;
+           *)                 gl_cv_func_mbrtoc32_empty_input="guessing yes" ;;
+         esac
 
-#include <locale.h>
-#include <string.h>
-#include <wchar.h>
-int main ()
-{
-  if (setlocale (LC_ALL, "$LOCALE_JA") != NULL)
-    {
-      const char input[] = "B\217\253\344\217\251\316er"; /* "Büßer" */
-      mbstate_t state;
-      wchar_t wc;
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
 
-      memset (&state, '\0', sizeof (mbstate_t));
-      if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2))
-        if (mbsinit (&state))
-          return 2;
-    }
-  return 0;
-}
+           #ifdef __HAIKU__
+            #include <stdint.h>
+           #endif
+           #include <uchar.h>
+           static char32_t wc;
+           static mbstate_t mbs;
+           int
+           main (void)
+           {
+             return mbrtoc32 (&wc, "", 0, &mbs) != (size_t) -2;
+           }
 _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
-  gl_cv_func_mbrtowc_incomplete_state=yes
-else $as_nop
-  gl_cv_func_mbrtowc_incomplete_state=no
+  gl_cv_func_mbrtoc32_empty_input=yes
+else case e in #(
+  e) gl_cv_func_mbrtoc32_empty_input=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-      else
-        if test $LOCALE_FR_UTF8 != none; then
-          if test "$cross_compiling" = yes
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtoc32_empty_input" >&5
+printf "%s\n" "$gl_cv_func_mbrtoc32_empty_input" >&6; }
+
+
+     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C locale is free of encoding errors" >&5
+printf %s "checking whether the C locale is free of encoding errors... " >&6; }
+if test ${gl_cv_func_mbrtoc32_C_locale_sans_EILSEQ+y}
 then :
-  :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test "$cross_compiling" = yes
+then :
+  case "$host_os" in
+                             # Guess yes on native Windows.
+          mingw* | windows*) gl_cv_func_mbrtoc32_C_locale_sans_EILSEQ="guessing yes" ;;
+          *)                 gl_cv_func_mbrtoc32_C_locale_sans_EILSEQ="$gl_cross_guess_normal" ;;
+        esac
+
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
+#include <limits.h>
+            #include <locale.h>
+            #ifdef __HAIKU__
+             #include <stdint.h>
+            #endif
+            #include <uchar.h>
 
-#include <locale.h>
-#include <string.h>
-#include <wchar.h>
-int main ()
+int
+main (void)
 {
-  if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
-    {
-      const char input[] = "B\303\274\303\237er"; /* "Büßer" */
-      mbstate_t state;
-      wchar_t wc;
 
-      memset (&state, '\0', sizeof (mbstate_t));
-      if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2))
-        if (mbsinit (&state))
-          return 2;
-    }
+            int i;
+            char *locale = setlocale (LC_ALL, "C");
+            if (! locale)
+              return 2;
+            for (i = CHAR_MIN; i <= CHAR_MAX; i++)
+              {
+                char c = i;
+                char32_t wc;
+                mbstate_t mbs = { 0, };
+                size_t ss = mbrtoc32 (&wc, &c, 1, &mbs);
+                if (1 < ss)
+                  return 3;
+              }
+            return 0;
+
+  ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
-  gl_cv_func_mbrtowc_incomplete_state=yes
-else $as_nop
-  gl_cv_func_mbrtowc_incomplete_state=no
+  gl_cv_func_mbrtoc32_C_locale_sans_EILSEQ=yes
+else case e in #(
+  e) gl_cv_func_mbrtoc32_C_locale_sans_EILSEQ=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-        fi
-      fi
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtoc32_C_locale_sans_EILSEQ" >&5
+printf "%s\n" "$gl_cv_func_mbrtoc32_C_locale_sans_EILSEQ" >&6; }
+
+      case "$gl_cv_func_mbrtoc32_empty_input" in
+        *yes) ;;
+        *)
+printf "%s\n" "#define MBRTOC32_EMPTY_INPUT_BUG 1" >>confdefs.h
+
+           REPLACE_MBRTOC32=1
+           ;;
+      esac
+      case "$gl_cv_func_mbrtoc32_C_locale_sans_EILSEQ" in
+        *yes) ;;
+        *)
+printf "%s\n" "#define MBRTOC32_IN_C_LOCALE_MAYBE_EILSEQ 1" >>confdefs.h
+
+           REPLACE_MBRTOC32=1
+           ;;
+      esac
+    fi
+    if test $HAVE_WORKING_MBRTOC32 = 0; then
+      REPLACE_MBRTOC32=1
+    fi
+  fi
+
 
+     if test $HAVE_MBRTOC32 = 0 || test $REPLACE_MBRTOC32 = 1; then
+  GL_COND_OBJ_MBRTOC32_TRUE=
+  GL_COND_OBJ_MBRTOC32_FALSE='#'
+else
+  GL_COND_OBJ_MBRTOC32_TRUE='#'
+  GL_COND_OBJ_MBRTOC32_FALSE=
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_incomplete_state" >&5
-printf "%s\n" "$gl_cv_func_mbrtowc_incomplete_state" >&6; }
+:
+    if test -z "${GL_COND_OBJ_MBRTOC32_TRUE}" && test -z "${GL_COND_OBJ_MBRTOC32_FALSE}"; then
+    GL_COND_OBJ_MBRTOC32_TRUE='#'
+    GL_COND_OBJ_MBRTOC32_FALSE='#'
+  fi
+
+  if test -z "$GL_COND_OBJ_MBRTOC32_TRUE"; then :
 
+    if test $REPLACE_MBSTATE_T = 1; then
 
 
 
-     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc works as well as mbtowc" >&5
-printf %s "checking whether mbrtowc works as well as mbtowc... " >&6; }
-if test ${gl_cv_func_mbrtowc_sanitycheck+y}
+
+
+
+
+
+  gl_LIBOBJS="$gl_LIBOBJS lc-charset-dispatch.$ac_objext"
+
+
+
+
+
+
+
+
+
+  gl_LIBOBJS="$gl_LIBOBJS mbtowc-lock.$ac_objext"
+
+
+
+
+  CFLAG_VISIBILITY=
+  HAVE_VISIBILITY=0
+  if test -n "$GCC"; then
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the -Werror option is usable" >&5
+printf %s "checking whether the -Werror option is usable... " >&6; }
+if test ${gl_cv_cc_vis_werror+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
+else case e in #(
+  e) gl_saved_CFLAGS="$CFLAGS"
+       CFLAGS="$CFLAGS -Werror"
+       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
 
-                  case "$host_os" in
-                    # Guess no on Solaris 8.
-        solaris2.8) gl_cv_func_mbrtowc_sanitycheck="guessing no" ;;
-                    # Guess yes otherwise.
-        *)          gl_cv_func_mbrtowc_sanitycheck="guessing yes" ;;
-      esac
-      if test $LOCALE_ZH_CN != none; then
-        if test "$cross_compiling" = yes
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
 then :
-  :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  gl_cv_cc_vis_werror=yes
+else case e in #(
+  e) gl_cv_cc_vis_werror=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+       CFLAGS="$gl_saved_CFLAGS"
+       ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_vis_werror" >&5
+printf "%s\n" "$gl_cv_cc_vis_werror" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for simple visibility declarations" >&5
+printf %s "checking for simple visibility declarations... " >&6; }
+if test ${gl_cv_cc_visibility+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) gl_saved_CFLAGS="$CFLAGS"
+       CFLAGS="$CFLAGS -fvisibility=hidden"
+                                          if test $gl_cv_cc_vis_werror = yes; then
+         CFLAGS="$CFLAGS -Werror"
+       fi
+       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
+extern __attribute__((__visibility__("hidden"))) int hiddenvar;
+              extern __attribute__((__visibility__("default"))) int exportedvar;
+              extern __attribute__((__visibility__("hidden"))) int hiddenfunc (void);
+              extern __attribute__((__visibility__("default"))) int exportedfunc (void);
+              void dummyfunc (void);
+              int hiddenvar;
+              int exportedvar;
+              int hiddenfunc (void) { return 51; }
+              int exportedfunc (void) { return 1225736919; }
+              void dummyfunc (void) {}
 
-#include <locale.h>
-#include <stdlib.h>
-#include <string.h>
-#include <wchar.h>
-int main ()
+int
+main (void)
 {
-  /* This fails on Solaris 8:
-     mbrtowc returns 2, and sets wc to 0x00F0.
-     mbtowc returns 4 (correct) and sets wc to 0x5EDC.  */
-  if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
-    {
-      char input[] = "B\250\271\201\060\211\070er"; /* "Büßer" */
-      mbstate_t state;
-      wchar_t wc;
 
-      memset (&state, '\0', sizeof (mbstate_t));
-      if (mbrtowc (&wc, input + 3, 6, &state) != 4
-          && mbtowc (&wc, input + 3, 6) == 4)
-        return 2;
-    }
+  ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_run "$LINENO"
+if ac_fn_c_try_compile "$LINENO"
 then :
-  gl_cv_func_mbrtowc_sanitycheck=yes
-else $as_nop
-  gl_cv_func_mbrtowc_sanitycheck=no
+  gl_cv_cc_visibility=yes
+else case e in #(
+  e) gl_cv_cc_visibility=no ;;
+esac
 fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+       CFLAGS="$gl_saved_CFLAGS"
+       ;;
+esac
 fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_visibility" >&5
+printf "%s\n" "$gl_cv_cc_visibility" >&6; }
+    if test $gl_cv_cc_visibility = yes; then
+      CFLAG_VISIBILITY="-fvisibility=hidden"
+      HAVE_VISIBILITY=1
+    fi
+  fi
+
+
+
+printf "%s\n" "#define HAVE_VISIBILITY $HAVE_VISIBILITY" >>confdefs.h
+
+
+
+    fi
+
+  :
 
-      fi
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_sanitycheck" >&5
-printf "%s\n" "$gl_cv_func_mbrtowc_sanitycheck" >&6; }
 
-    REPLACE_MBSTATE_T=0
-    case "$gl_cv_func_mbrtowc_incomplete_state" in
-      *yes) ;;
-      *) REPLACE_MBSTATE_T=1 ;;
-    esac
-    case "$gl_cv_func_mbrtowc_sanitycheck" in
-      *yes) ;;
-      *) REPLACE_MBSTATE_T=1 ;;
-    esac
-  else
-    REPLACE_MBSTATE_T=1
-  fi
+
+
+
+
+
+
+
+
+          GL_GNULIB_MBRTOC32=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_MBRTOC32 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
 
 
 
@@ -39930,8 +45002,9 @@ printf "%s\n" "$gl_cv_func_mbrtowc_sanitycheck" >&6; }
 if test "x$ac_cv_have_decl_mbrtowc" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_MBRTOWC $ac_have_decl" >>confdefs.h
 
@@ -39950,8 +45023,8 @@ printf %s "checking whether mbrtowc handles a NULL pwc argument... " >&6; }
 if test ${gl_cv_func_mbrtowc_null_arg1+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                   case "$host_os" in
                   # Guess no on Solaris.
         solaris*) gl_cv_func_mbrtowc_null_arg1="guessing no" ;;
@@ -39962,8 +45035,8 @@ else $as_nop
         if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -40002,15 +45075,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_mbrtowc_null_arg1=yes
-else $as_nop
-  gl_cv_func_mbrtowc_null_arg1=no
+else case e in #(
+  e) gl_cv_func_mbrtowc_null_arg1=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
       fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_null_arg1" >&5
 printf "%s\n" "$gl_cv_func_mbrtowc_null_arg1" >&6; }
@@ -40023,8 +45099,8 @@ printf %s "checking whether mbrtowc handles a NULL string argument... " >&6; }
 if test ${gl_cv_func_mbrtowc_null_arg2+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                   case "$host_os" in
               # Guess no on OSF/1.
         osf*) gl_cv_func_mbrtowc_null_arg2="guessing no" ;;
@@ -40035,8 +45111,8 @@ else $as_nop
         if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -40063,15 +45139,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_mbrtowc_null_arg2=yes
-else $as_nop
-  gl_cv_func_mbrtowc_null_arg2=no
+else case e in #(
+  e) gl_cv_func_mbrtowc_null_arg2=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
       fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_null_arg2" >&5
 printf "%s\n" "$gl_cv_func_mbrtowc_null_arg2" >&6; }
@@ -40086,21 +45165,23 @@ printf %s "checking whether mbrtowc has a correct return value... " >&6; }
 if test ${gl_cv_func_mbrtowc_retval+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                   case "$host_os" in
-                                   # Guess no on HP-UX, Solaris, native Windows.
-        hpux* | solaris* | mingw*) gl_cv_func_mbrtowc_retval="guessing no" ;;
-                                   # Guess yes otherwise.
-        *)                         gl_cv_func_mbrtowc_retval="guessing yes" ;;
+          # Guess no on HP-UX, Solaris, native Windows.
+        hpux* | solaris* | mingw* | windows*)
+          gl_cv_func_mbrtowc_retval="guessing no" ;;
+          # Guess yes otherwise.
+        *)
+          gl_cv_func_mbrtowc_retval="guessing yes" ;;
       esac
       if test $LOCALE_FR_UTF8 != none || test $LOCALE_JA != none \
-         || { case "$host_os" in mingw*) true;; *) false;; esac; }; then
+         || { case "$host_os" in mingw* | windows*) true;; *) false;; esac; }; then
         if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -40111,7 +45192,8 @@ int main ()
   int result = 0;
   int found_some_locale = 0;
   /* This fails on Solaris.  */
-  if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
+  if (strcmp ("$LOCALE_FR_UTF8", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
     {
       char input[] = "B\303\274\303\237er"; /* "Büßer" */
       mbstate_t state;
@@ -40127,7 +45209,8 @@ int main ()
       found_some_locale = 1;
     }
   /* This fails on HP-UX 11.11.  */
-  if (setlocale (LC_ALL, "$LOCALE_JA") != NULL)
+  if (strcmp ("$LOCALE_JA", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_JA") != NULL)
     {
       char input[] = "B\217\253\344\217\251\316er"; /* "Büßer" */
       mbstate_t state;
@@ -40194,18 +45277,21 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_mbrtowc_retval=yes
-else $as_nop
-  if test $? != 77; then
+else case e in #(
+  e) if test $? != 77; then
              gl_cv_func_mbrtowc_retval=no
            fi
-
+           ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
       fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_retval" >&5
 printf "%s\n" "$gl_cv_func_mbrtowc_retval" >&6; }
@@ -40218,8 +45304,8 @@ printf %s "checking whether mbrtowc returns 0 when parsing a NUL character... "
 if test ${gl_cv_func_mbrtowc_nul_retval+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                   case "$host_os" in
                        # Guess no on Solaris 8 and 9.
         solaris2.[89]) gl_cv_func_mbrtowc_nul_retval="guessing no" ;;
@@ -40230,8 +45316,8 @@ else $as_nop
         if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -40255,15 +45341,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_mbrtowc_nul_retval=yes
-else $as_nop
-  gl_cv_func_mbrtowc_nul_retval=no
+else case e in #(
+  e) gl_cv_func_mbrtowc_nul_retval=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
       fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_nul_retval" >&5
 printf "%s\n" "$gl_cv_func_mbrtowc_nul_retval" >&6; }
@@ -40275,20 +45364,20 @@ printf %s "checking whether mbrtowc stores incomplete characters... " >&6; }
 if test ${gl_cv_func_mbrtowc_stores_incomplete+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                case "$host_os" in
-               # Guess yes on native Windows.
-       mingw*) gl_cv_func_mbrtowc_stores_incomplete="guessing yes" ;;
-       *)      gl_cv_func_mbrtowc_stores_incomplete="guessing no" ;;
+                          # Guess yes on native Windows.
+       mingw* | windows*) gl_cv_func_mbrtowc_stores_incomplete="guessing yes" ;;
+       *)                 gl_cv_func_mbrtowc_stores_incomplete="guessing no" ;;
      esac
      case "$host_os" in
-       mingw*)
+       mingw* | windows*)
          if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -40343,11 +45432,13 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_mbrtowc_stores_incomplete=no
-else $as_nop
-  gl_cv_func_mbrtowc_stores_incomplete=yes
+else case e in #(
+  e) gl_cv_func_mbrtowc_stores_incomplete=yes ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
          ;;
@@ -40357,8 +45448,8 @@ fi
            if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -40382,17 +45473,20 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_mbrtowc_stores_incomplete=no
-else $as_nop
-  gl_cv_func_mbrtowc_stores_incomplete=yes
+else case e in #(
+  e) gl_cv_func_mbrtowc_stores_incomplete=yes ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
          fi
          ;;
      esac
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_stores_incomplete" >&5
 printf "%s\n" "$gl_cv_func_mbrtowc_stores_incomplete" >&6; }
@@ -40404,42 +45498,46 @@ printf %s "checking whether mbrtowc works on empty input... " >&6; }
 if test ${gl_cv_func_mbrtowc_empty_input+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
-                  case "$host_os" in
-                              # Guess no on AIX and glibc systems.
-        aix* | *-gnu* | gnu*) gl_cv_func_mbrtowc_empty_input="guessing no" ;;
-                              # Guess yes on native Windows.
-        mingw*)               gl_cv_func_mbrtowc_empty_input="guessing yes" ;;
-        *)                    gl_cv_func_mbrtowc_empty_input="guessing yes" ;;
-      esac
-      if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
-  :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  case "$host_os" in
+                                # Guess no on AIX and glibc systems.
+          aix* | *-gnu* | gnu*) gl_cv_func_mbrtowc_empty_input="guessing no" ;;
+                                # Guess no on Android.
+          linux*-android*)      gl_cv_func_mbrtowc_empty_input="guessing no" ;;
+                                # Guess no on native Windows.
+          mingw* | windows*)    gl_cv_func_mbrtowc_empty_input="guessing no" ;;
+          *)                    gl_cv_func_mbrtowc_empty_input="guessing yes" ;;
+        esac
+
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-           #include <wchar.h>
-           static wchar_t wc;
-           static mbstate_t mbs;
-           int
-           main (void)
-           {
-             return mbrtowc (&wc, "", 0, &mbs) != (size_t) -2;
-           }
+          #include <wchar.h>
+          static wchar_t wc;
+          static mbstate_t mbs;
+          int
+          main (void)
+          {
+            return mbrtowc (&wc, "", 0, &mbs) != (size_t) -2;
+          }
 _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_mbrtowc_empty_input=yes
-else $as_nop
-  gl_cv_func_mbrtowc_empty_input=no
+else case e in #(
+  e) gl_cv_func_mbrtowc_empty_input=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_empty_input" >&5
 printf "%s\n" "$gl_cv_func_mbrtowc_empty_input" >&6; }
@@ -40450,19 +45548,17 @@ printf %s "checking whether the C locale is free of encoding errors... " >&6; }
 if test ${gl_cv_func_mbrtowc_C_locale_sans_EILSEQ+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
-               gl_cv_func_mbrtowc_C_locale_sans_EILSEQ="$gl_cross_guess_normal"
-
-     if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                 # Guess yes on native Windows.
-         mingw*) gl_cv_func_mbrtowc_C_locale_sans_EILSEQ="guessing yes" ;;
-       esac
+                             # Guess yes on native Windows.
+          mingw* | windows*) gl_cv_func_mbrtowc_C_locale_sans_EILSEQ="guessing yes" ;;
+          *)                 gl_cv_func_mbrtowc_C_locale_sans_EILSEQ="$gl_cross_guess_normal" ;;
+        esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <limits.h>
             #include <locale.h>
@@ -40494,14 +45590,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_mbrtowc_C_locale_sans_EILSEQ=yes
-else $as_nop
-  gl_cv_func_mbrtowc_C_locale_sans_EILSEQ=no
+else case e in #(
+  e) gl_cv_func_mbrtowc_C_locale_sans_EILSEQ=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_C_locale_sans_EILSEQ" >&5
 printf "%s\n" "$gl_cv_func_mbrtowc_C_locale_sans_EILSEQ" >&6; }
@@ -40566,7 +45665,9 @@ printf "%s\n" "#define MBRTOWC_IN_C_LOCALE_MAYBE_EILSEQ 1" >>confdefs.h
   fi
   if test $REPLACE_MBSTATE_T = 1; then
     case "$host_os" in
-      mingw*) LIB_MBRTOWC= ;;
+      mingw* | windows*)
+        MBRTOWC_LIB=
+        ;;
       *)
 
 
@@ -40575,10 +45676,10 @@ printf %s "checking whether imported symbols can be declared weak... " >&6; }
 if test ${gl_cv_have_weak+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case "$host_os" in
-       cygwin*)
-                                    gl_cv_have_weak="guessing no"
+else case e in #(
+  e) case "$host_os" in
+       cygwin* | mingw* | windows*)
+                                             gl_cv_have_weak="guessing no"
          ;;
        *)
          gl_cv_have_weak=no
@@ -40611,17 +45712,18 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Extensible Linking Format" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Extensible Linking Format" >/dev/null 2>&1
 then :
   gl_cv_have_weak="guessing yes"
-else $as_nop
-  gl_cv_have_weak="guessing no"
+else case e in #(
+  e) gl_cv_have_weak="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -40634,11 +45736,13 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_have_weak=yes
-else $as_nop
-  gl_cv_have_weak=no
+else case e in #(
+  e) gl_cv_have_weak=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
          fi
@@ -40668,7 +45772,8 @@ EOF
          esac
          ;;
      esac
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_weak" >&5
 printf "%s\n" "$gl_cv_have_weak" >&6; }
@@ -40681,15 +45786,17 @@ printf "%s\n" "#define HAVE_WEAK_SYMBOLS 1" >>confdefs.h
   esac
 
         case "$gl_cv_have_weak" in
-          *yes) LIB_MBRTOWC= ;;
-          *)    LIB_MBRTOWC="$LIBPTHREAD" ;;
+          *yes) MBRTOWC_LIB= ;;
+          *)    MBRTOWC_LIB="$LIBPTHREAD" ;;
         esac
         ;;
     esac
   else
-    LIB_MBRTOWC=
+    MBRTOWC_LIB=
   fi
 
+    LIB_MBRTOWC="$MBRTOWC_LIB"
+
 
 
      if test $HAVE_MBRTOWC = 0 || test $REPLACE_MBRTOWC = 1; then
@@ -40739,8 +45846,8 @@ printf %s "checking whether the -Werror option is usable... " >&6; }
 if test ${gl_cv_cc_vis_werror+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gl_save_CFLAGS="$CFLAGS"
+else case e in #(
+  e) gl_saved_CFLAGS="$CFLAGS"
        CFLAGS="$CFLAGS -Werror"
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -40756,12 +45863,14 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_cc_vis_werror=yes
-else $as_nop
-  gl_cv_cc_vis_werror=no
+else case e in #(
+  e) gl_cv_cc_vis_werror=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-       CFLAGS="$gl_save_CFLAGS"
-
+       CFLAGS="$gl_saved_CFLAGS"
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_vis_werror" >&5
 printf "%s\n" "$gl_cv_cc_vis_werror" >&6; }
@@ -40770,8 +45879,8 @@ printf %s "checking for simple visibility declarations... " >&6; }
 if test ${gl_cv_cc_visibility+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gl_save_CFLAGS="$CFLAGS"
+else case e in #(
+  e) gl_saved_CFLAGS="$CFLAGS"
        CFLAGS="$CFLAGS -fvisibility=hidden"
                                           if test $gl_cv_cc_vis_werror = yes; then
          CFLAGS="$CFLAGS -Werror"
@@ -40800,12 +45909,14 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_cc_visibility=yes
-else $as_nop
-  gl_cv_cc_visibility=no
+else case e in #(
+  e) gl_cv_cc_visibility=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-       CFLAGS="$gl_save_CFLAGS"
-
+       CFLAGS="$gl_saved_CFLAGS"
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_visibility" >&5
 printf "%s\n" "$gl_cv_cc_visibility" >&6; }
@@ -40860,192 +45971,6 @@ printf "%s\n" "#define GNULIB_TEST_MBRTOWC 1" >>confdefs.h
 
 
 
-
-
-
-
-        if case "$host_os" in
-       mingw*) true ;;
-       *) test $ac_cv_func_mbsinit = yes ;;
-     esac \
-    && test $ac_cv_func_mbrtowc = yes; then
-
-
-
-
-     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc handles incomplete characters" >&5
-printf %s "checking whether mbrtowc handles incomplete characters... " >&6; }
-if test ${gl_cv_func_mbrtowc_incomplete_state+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-                  case "$host_os" in
-                     # Guess no on AIX and OSF/1.
-        aix* | osf*) gl_cv_func_mbrtowc_incomplete_state="guessing no" ;;
-                     # Guess yes otherwise.
-        *)           gl_cv_func_mbrtowc_incomplete_state="guessing yes" ;;
-      esac
-      if test $LOCALE_JA != none; then
-        if test "$cross_compiling" = yes
-then :
-  :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <string.h>
-#include <wchar.h>
-int main ()
-{
-  if (setlocale (LC_ALL, "$LOCALE_JA") != NULL)
-    {
-      const char input[] = "B\217\253\344\217\251\316er"; /* "Büßer" */
-      mbstate_t state;
-      wchar_t wc;
-
-      memset (&state, '\0', sizeof (mbstate_t));
-      if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2))
-        if (mbsinit (&state))
-          return 2;
-    }
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
-then :
-  gl_cv_func_mbrtowc_incomplete_state=yes
-else $as_nop
-  gl_cv_func_mbrtowc_incomplete_state=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-      else
-        if test $LOCALE_FR_UTF8 != none; then
-          if test "$cross_compiling" = yes
-then :
-  :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <string.h>
-#include <wchar.h>
-int main ()
-{
-  if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
-    {
-      const char input[] = "B\303\274\303\237er"; /* "Büßer" */
-      mbstate_t state;
-      wchar_t wc;
-
-      memset (&state, '\0', sizeof (mbstate_t));
-      if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2))
-        if (mbsinit (&state))
-          return 2;
-    }
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
-then :
-  gl_cv_func_mbrtowc_incomplete_state=yes
-else $as_nop
-  gl_cv_func_mbrtowc_incomplete_state=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-        fi
-      fi
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_incomplete_state" >&5
-printf "%s\n" "$gl_cv_func_mbrtowc_incomplete_state" >&6; }
-
-
-
-
-     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc works as well as mbtowc" >&5
-printf %s "checking whether mbrtowc works as well as mbtowc... " >&6; }
-if test ${gl_cv_func_mbrtowc_sanitycheck+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-                  case "$host_os" in
-                    # Guess no on Solaris 8.
-        solaris2.8) gl_cv_func_mbrtowc_sanitycheck="guessing no" ;;
-                    # Guess yes otherwise.
-        *)          gl_cv_func_mbrtowc_sanitycheck="guessing yes" ;;
-      esac
-      if test $LOCALE_ZH_CN != none; then
-        if test "$cross_compiling" = yes
-then :
-  :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <stdlib.h>
-#include <string.h>
-#include <wchar.h>
-int main ()
-{
-  /* This fails on Solaris 8:
-     mbrtowc returns 2, and sets wc to 0x00F0.
-     mbtowc returns 4 (correct) and sets wc to 0x5EDC.  */
-  if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
-    {
-      char input[] = "B\250\271\201\060\211\070er"; /* "Büßer" */
-      mbstate_t state;
-      wchar_t wc;
-
-      memset (&state, '\0', sizeof (mbstate_t));
-      if (mbrtowc (&wc, input + 3, 6, &state) != 4
-          && mbtowc (&wc, input + 3, 6) == 4)
-        return 2;
-    }
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
-then :
-  gl_cv_func_mbrtowc_sanitycheck=yes
-else $as_nop
-  gl_cv_func_mbrtowc_sanitycheck=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-      fi
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_sanitycheck" >&5
-printf "%s\n" "$gl_cv_func_mbrtowc_sanitycheck" >&6; }
-
-    REPLACE_MBSTATE_T=0
-    case "$gl_cv_func_mbrtowc_incomplete_state" in
-      *yes) ;;
-      *) REPLACE_MBSTATE_T=1 ;;
-    esac
-    case "$gl_cv_func_mbrtowc_sanitycheck" in
-      *yes) ;;
-      *) REPLACE_MBSTATE_T=1 ;;
-    esac
-  else
-    REPLACE_MBSTATE_T=1
-  fi
-
-
-
   if test $ac_cv_func_mbsinit = no; then
     HAVE_MBSINIT=0
     ac_fn_check_decl "$LINENO" "mbsinit" "ac_cv_have_decl_mbsinit" "
@@ -41055,8 +45980,9 @@ printf "%s\n" "$gl_cv_func_mbrtowc_sanitycheck" >&6; }
 if test "x$ac_cv_have_decl_mbsinit" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_MBSINIT $ac_have_decl" >>confdefs.h
 
@@ -41068,7 +45994,7 @@ printf "%s\n" "#define HAVE_DECL_MBSINIT $ac_have_decl" >>confdefs.h
       REPLACE_MBSINIT=1
     else
                         case "$host_os" in
-        mingw*) REPLACE_MBSINIT=1 ;;
+        mingw* | windows*) REPLACE_MBSINIT=1 ;;
       esac
     fi
   fi
@@ -41144,6 +46070,33 @@ printf "%s\n" "#define GNULIB_TEST_MBSNLEN 1" >>confdefs.h
 
 
 
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+          GL_GNULIB_MBSZERO=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_MBSZERO 1" >>confdefs.h
+
+
+
+
+
      if test $REPLACE_MEMCHR = 1; then
   GL_COND_OBJ_MEMCHR_TRUE=
   GL_COND_OBJ_MEMCHR_FALSE='#'
@@ -41209,13 +46162,17 @@ printf %s "checking whether frexp works... " >&6; }
 if test ${gl_cv_func_frexp_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
   case "$host_os" in
            netbsd* | irix*) gl_cv_func_frexp_works="guessing no" ;;
-           mingw*) # Guess yes with MSVC, no with mingw.
+           # Guess yes with MSVC, no with mingw.
+           windows*-msvc*)
+             gl_cv_func_frexp_works="guessing yes"
+             ;;
+           mingw* | windows*)
              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -41225,11 +46182,12 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Good" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Good" >/dev/null 2>&1
 then :
   gl_cv_func_frexp_works="guessing yes"
-else $as_nop
-  gl_cv_func_frexp_works="guessing no"
+else case e in #(
+  e) gl_cv_func_frexp_works="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
@@ -41237,8 +46195,8 @@ rm -rf conftest*
            *) gl_cv_func_frexp_works="guessing yes" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <float.h>
@@ -41299,7 +46257,8 @@ int main()
   {
     int exp;
     double y = frexp (x, &exp);
-    if (memcmp (&y, &x, sizeof x))
+    double x1 = x;
+    if (memcmp (&y, &x1, sizeof x1))
       result |= 4;
   }
   return result;
@@ -41308,14 +46267,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_frexp_works=yes
-else $as_nop
-  gl_cv_func_frexp_works=no
+else case e in #(
+  e) gl_cv_func_frexp_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_works" >&5
 printf "%s\n" "$gl_cv_func_frexp_works" >&6; }
@@ -41334,8 +46296,8 @@ printf %s "checking whether ldexp can be used without linking with libm... " >&6
 if test ${gl_cv_func_ldexp_no_libm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
@@ -41352,12 +46314,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_ldexp_no_libm=yes
-else $as_nop
-  gl_cv_func_ldexp_no_libm=no
+else case e in #(
+  e) gl_cv_func_ldexp_no_libm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexp_no_libm" >&5
 printf "%s\n" "$gl_cv_func_ldexp_no_libm" >&6; }
@@ -41377,8 +46341,8 @@ printf %s "checking whether frexpl() can be used without linking with libm... "
 if test ${gl_cv_func_frexpl_no_libm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
@@ -41394,12 +46358,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_frexpl_no_libm=yes
-else $as_nop
-  gl_cv_func_frexpl_no_libm=no
+else case e in #(
+  e) gl_cv_func_frexpl_no_libm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_no_libm" >&5
 printf "%s\n" "$gl_cv_func_frexpl_no_libm" >&6; }
@@ -41412,19 +46378,19 @@ printf %s "checking whether frexpl works... " >&6; }
 if test ${gl_cv_func_frexpl_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
          case "$host_os" in
-           aix | aix[3-6]* | beos* | darwin* | irix* | mingw* | pw*)
+           aix | aix[3-6]* | beos* | darwin* | irix* | mingw* | windows* | pw*)
               gl_cv_func_frexpl_works="guessing no";;
            *) gl_cv_func_frexpl_works="guessing yes";;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <float.h>
@@ -41525,14 +46491,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_frexpl_works=yes
-else $as_nop
-  gl_cv_func_frexpl_works=no
+else case e in #(
+  e) gl_cv_func_frexpl_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_works" >&5
 printf "%s\n" "$gl_cv_func_frexpl_works" >&6; }
@@ -41554,8 +46523,9 @@ printf "%s\n" "#define HAVE_FREXPL_IN_LIBC 1" >>confdefs.h
 if test "x$ac_cv_have_decl_frexpl" = xyes
 then :
 
-else $as_nop
-  HAVE_DECL_FREXPL=0
+else case e in #(
+  e) HAVE_DECL_FREXPL=0 ;;
+esac
 fi
   fi
 
@@ -41565,8 +46535,8 @@ printf %s "checking whether ldexpl() can be used without linking with libm... "
 if test ${gl_cv_func_ldexpl_no_libm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
@@ -41582,12 +46552,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_ldexpl_no_libm=yes
-else $as_nop
-  gl_cv_func_ldexpl_no_libm=no
+else case e in #(
+  e) gl_cv_func_ldexpl_no_libm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexpl_no_libm" >&5
 printf "%s\n" "$gl_cv_func_ldexpl_no_libm" >&6; }
@@ -41600,20 +46572,20 @@ printf %s "checking whether ldexpl works... " >&6; }
 if test ${gl_cv_func_ldexpl_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
          case "$host_os" in
-           aix | aix[3-6]*) gl_cv_func_ldexpl_works="guessing no" ;;
-                            # Guess yes on native Windows.
-           mingw*)          gl_cv_func_ldexpl_works="guessing yes" ;;
-           *)               gl_cv_func_ldexpl_works="guessing yes" ;;
+           aix | aix[3-6]*)   gl_cv_func_ldexpl_works="guessing no" ;;
+                              # Guess yes on native Windows.
+           mingw* | windows*) gl_cv_func_ldexpl_works="guessing yes" ;;
+           *)                 gl_cv_func_ldexpl_works="guessing yes" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <math.h>
@@ -41643,14 +46615,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_ldexpl_works=yes
-else $as_nop
-  gl_cv_func_ldexpl_works=no
+else case e in #(
+  e) gl_cv_func_ldexpl_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexpl_works" >&5
 printf "%s\n" "$gl_cv_func_ldexpl_works" >&6; }
@@ -41665,8 +46640,9 @@ printf "%s\n" "#define HAVE_LDEXPL_IN_LIBC 1" >>confdefs.h
 if test "x$ac_cv_have_decl_ldexpl" = xyes
 then :
 
-else $as_nop
-  HAVE_DECL_LDEXPL=0
+else case e in #(
+  e) HAVE_DECL_LDEXPL=0 ;;
+esac
 fi
         ;;
     esac
@@ -41698,24 +46674,49 @@ printf %s "checking whether setlocale (LC_ALL, NULL) is multithread-safe... " >&
 if test ${gl_cv_func_setlocale_null_all_mtsafe+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case "$host_os" in
-       # Guess no on musl libc, macOS, FreeBSD, NetBSD, OpenBSD, AIX, Haiku, Cygwin.
-       *-musl* | darwin* | freebsd* | midnightbsd* | netbsd* | openbsd* | aix* | haiku* | cygwin*)
+else case e in #(
+  e) case "$host_os" in
+       # Guess no on musl libc, macOS, FreeBSD, NetBSD, OpenBSD, AIX, Haiku.
+       *-musl* | midipix* | darwin* | freebsd* | midnightbsd* | netbsd* | openbsd* | aix* | haiku*)
          gl_cv_func_setlocale_null_all_mtsafe=no ;;
+       # Guess no on Cygwin < 3.4.6.
+       cygwin*)
+         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#if defined __CYGWIN__
+ #include <cygwin/version.h>
+ #if CYGWIN_VERSION_DLL_COMBINED >= CYGWIN_VERSION_DLL_MAKE_COMBINED (3004, 6)
+  Lucky user
+ #endif
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP_TRADITIONAL "Lucky user" >/dev/null 2>&1
+then :
+  gl_cv_func_setlocale_null_all_mtsafe=yes
+else case e in #(
+  e) gl_cv_func_setlocale_null_all_mtsafe=no ;;
+esac
+fi
+rm -rf conftest*
+
+        ;;
        # Guess yes on glibc, HP-UX, IRIX, Solaris, native Windows.
-       *-gnu* | gnu* | hpux* | irix* | solaris* | mingw*)
+       *-gnu* | gnu* | hpux* | irix* | solaris* | mingw* | windows*)
          gl_cv_func_setlocale_null_all_mtsafe=yes ;;
        # If we don't know, obey --enable-cross-guesses.
        *)
          gl_cv_func_setlocale_null_all_mtsafe="$gl_cross_guess_normal" ;;
      esac
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_setlocale_null_all_mtsafe" >&5
 printf "%s\n" "$gl_cv_func_setlocale_null_all_mtsafe" >&6; }
     case "$host_os" in
-    mingw*) ;;
+    mingw* | windows*) ;;
     *)
       if test $gl_pthread_api = no && test $ac_cv_header_threads_h = no; then
         gl_cv_func_setlocale_null_all_mtsafe="trivially yes"
@@ -41735,24 +46736,25 @@ printf %s "checking whether setlocale (category, NULL) is multithread-safe... "
 if test ${gl_cv_func_setlocale_null_one_mtsafe+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case "$host_os" in
+else case e in #(
+  e) case "$host_os" in
        # Guess no on OpenBSD, AIX.
        openbsd* | aix*)
          gl_cv_func_setlocale_null_one_mtsafe=no ;;
        # Guess yes on glibc, musl libc, macOS, FreeBSD, NetBSD, HP-UX, IRIX, Solaris, Haiku, Cygwin, native Windows.
-       *-gnu* | gnu* | *-musl* | darwin* | freebsd* | midnightbsd* | netbsd* | hpux* | irix* | solaris* | haiku* | cygwin* | mingw*)
+       *-gnu* | gnu* | *-musl* | midipix* | darwin* | freebsd* | midnightbsd* | netbsd* | hpux* | irix* | solaris* | haiku* | cygwin* | mingw* | windows*)
          gl_cv_func_setlocale_null_one_mtsafe=yes ;;
        # If we don't know, obey --enable-cross-guesses.
        *)
          gl_cv_func_setlocale_null_one_mtsafe="$gl_cross_guess_normal" ;;
      esac
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_setlocale_null_one_mtsafe" >&5
 printf "%s\n" "$gl_cv_func_setlocale_null_one_mtsafe" >&6; }
     case "$host_os" in
-    mingw*) ;;
+    mingw* | windows*) ;;
     *)
       if test $gl_pthread_api = no && test $ac_cv_header_threads_h = no; then
         gl_cv_func_setlocale_null_one_mtsafe="trivially yes"
@@ -41769,7 +46771,9 @@ printf "%s\n" "#define SETLOCALE_NULL_ONE_MTSAFE $SETLOCALE_NULL_ONE_MTSAFE" >>c
 
     if test $SETLOCALE_NULL_ALL_MTSAFE = 0 || test $SETLOCALE_NULL_ONE_MTSAFE = 0; then
     case "$host_os" in
-      mingw*) LIB_SETLOCALE_NULL= ;;
+      mingw* | windows*)
+        SETLOCALE_NULL_LIB=
+        ;;
       *)
 
 
@@ -41778,10 +46782,10 @@ printf %s "checking whether imported symbols can be declared weak... " >&6; }
 if test ${gl_cv_have_weak+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case "$host_os" in
-       cygwin*)
-                                    gl_cv_have_weak="guessing no"
+else case e in #(
+  e) case "$host_os" in
+       cygwin* | mingw* | windows*)
+                                             gl_cv_have_weak="guessing no"
          ;;
        *)
          gl_cv_have_weak=no
@@ -41814,17 +46818,18 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Extensible Linking Format" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Extensible Linking Format" >/dev/null 2>&1
 then :
   gl_cv_have_weak="guessing yes"
-else $as_nop
-  gl_cv_have_weak="guessing no"
+else case e in #(
+  e) gl_cv_have_weak="guessing no" ;;
+esac
 fi
 rm -rf conftest*
 
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -41837,11 +46842,13 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_have_weak=yes
-else $as_nop
-  gl_cv_have_weak=no
+else case e in #(
+  e) gl_cv_have_weak=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
          fi
@@ -41871,7 +46878,8 @@ EOF
          esac
          ;;
      esac
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_weak" >&5
 printf "%s\n" "$gl_cv_have_weak" >&6; }
@@ -41884,15 +46892,17 @@ printf "%s\n" "#define HAVE_WEAK_SYMBOLS 1" >>confdefs.h
   esac
 
         case "$gl_cv_have_weak" in
-          *yes) LIB_SETLOCALE_NULL= ;;
-          *)    LIB_SETLOCALE_NULL="$LIBPTHREAD" ;;
+          *yes) SETLOCALE_NULL_LIB= ;;
+          *)    SETLOCALE_NULL_LIB="$LIBPTHREAD" ;;
         esac
         ;;
     esac
   else
-    LIB_SETLOCALE_NULL=
+    SETLOCALE_NULL_LIB=
   fi
 
+    LIB_SETLOCALE_NULL="$SETLOCALE_NULL_LIB"
+
 
 
      if test $SETLOCALE_NULL_ALL_MTSAFE = 0 || test $SETLOCALE_NULL_ONE_MTSAFE = 0; then
@@ -41921,8 +46931,8 @@ printf %s "checking whether the -Werror option is usable... " >&6; }
 if test ${gl_cv_cc_vis_werror+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gl_save_CFLAGS="$CFLAGS"
+else case e in #(
+  e) gl_saved_CFLAGS="$CFLAGS"
        CFLAGS="$CFLAGS -Werror"
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -41938,12 +46948,14 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_cc_vis_werror=yes
-else $as_nop
-  gl_cv_cc_vis_werror=no
+else case e in #(
+  e) gl_cv_cc_vis_werror=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-       CFLAGS="$gl_save_CFLAGS"
-
+       CFLAGS="$gl_saved_CFLAGS"
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_vis_werror" >&5
 printf "%s\n" "$gl_cv_cc_vis_werror" >&6; }
@@ -41952,8 +46964,8 @@ printf %s "checking for simple visibility declarations... " >&6; }
 if test ${gl_cv_cc_visibility+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gl_save_CFLAGS="$CFLAGS"
+else case e in #(
+  e) gl_saved_CFLAGS="$CFLAGS"
        CFLAGS="$CFLAGS -fvisibility=hidden"
                                           if test $gl_cv_cc_vis_werror = yes; then
          CFLAGS="$CFLAGS -Werror"
@@ -41982,12 +46994,14 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_cc_visibility=yes
-else $as_nop
-  gl_cv_cc_visibility=no
+else case e in #(
+  e) gl_cv_cc_visibility=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-       CFLAGS="$gl_save_CFLAGS"
-
+       CFLAGS="$gl_saved_CFLAGS"
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_visibility" >&5
 printf "%s\n" "$gl_cv_cc_visibility" >&6; }
@@ -42032,23 +47046,23 @@ printf %s "checking for signbit macro... " >&6; }
 if test ${gl_cv_func_signbit+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                          # Guess yes on glibc systems.
-           *-gnu* | gnu*) gl_cv_func_signbit="guessing yes" ;;
-                          # Guess yes on musl systems.
-           *-musl*)       gl_cv_func_signbit="guessing yes" ;;
-                          # Guess yes on native Windows.
-           mingw*)        gl_cv_func_signbit="guessing yes" ;;
-                          # If we don't know, obey --enable-cross-guesses.
-           *)             gl_cv_func_signbit="$gl_cross_guess_normal" ;;
+                               # Guess yes on glibc systems.
+           *-gnu* | gnu*)      gl_cv_func_signbit="guessing yes" ;;
+                               # Guess yes on musl systems.
+           *-musl* | midipix*) gl_cv_func_signbit="guessing yes" ;;
+                               # Guess yes on native Windows.
+           mingw* | windows*)  gl_cv_func_signbit="guessing yes" ;;
+                               # If we don't know, obey --enable-cross-guesses.
+           *)                  gl_cv_func_signbit="$gl_cross_guess_normal" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <math.h>
@@ -42141,14 +47155,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_signbit=yes
-else $as_nop
-  gl_cv_func_signbit=no
+else case e in #(
+  e) gl_cv_func_signbit=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_signbit" >&5
 printf "%s\n" "$gl_cv_func_signbit" >&6; }
@@ -42157,28 +47174,28 @@ printf %s "checking for signbit compiler built-ins... " >&6; }
 if test ${gl_cv_func_signbit_builtins+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                          # Guess yes on glibc systems.
-           *-gnu* | gnu*) gl_cv_func_signbit_builtins="guessing yes" ;;
-                          # Guess yes on musl systems.
-           *-musl*)       gl_cv_func_signbit_builtins="guessing yes" ;;
-                          # Guess yes on mingw, no on MSVC.
-           mingw*)        if test -n "$GCC"; then
-                            gl_cv_func_signbit_builtins="guessing yes"
-                          else
-                            gl_cv_func_signbit_builtins="guessing no"
-                          fi
-                          ;;
-                          # If we don't know, obey --enable-cross-guesses.
-           *)             gl_cv_func_signbit_builtins="$gl_cross_guess_normal" ;;
+                               # Guess yes on glibc systems.
+           *-gnu* | gnu*)      gl_cv_func_signbit_builtins="guessing yes" ;;
+                               # Guess yes on musl systems.
+           *-musl* | midipix*) gl_cv_func_signbit_builtins="guessing yes" ;;
+                               # Guess yes on mingw, no on MSVC.
+           mingw* | windows*)  if test -n "$GCC"; then
+                                 gl_cv_func_signbit_builtins="guessing yes"
+                               else
+                                 gl_cv_func_signbit_builtins="guessing no"
+                               fi
+                               ;;
+                               # If we don't know, obey --enable-cross-guesses.
+           *)                  gl_cv_func_signbit_builtins="$gl_cross_guess_normal" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #if (__GNUC__ >= 4) || (__clang_major__ >= 4)
@@ -42268,14 +47285,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_signbit_builtins=yes
-else $as_nop
-  gl_cv_func_signbit_builtins=no
+else case e in #(
+  e) gl_cv_func_signbit_builtins=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_signbit_builtins" >&5
 printf "%s\n" "$gl_cv_func_signbit_builtins" >&6; }
@@ -42305,15 +47325,15 @@ printf %s "checking where to find the sign bit in a 'float'... " >&6; }
 if test ${gl_cv_cc_float_signbit+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
                               gl_cv_cc_float_signbit="unknown"
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stddef.h>
@@ -42378,15 +47398,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_cc_float_signbit=`cat conftest.out`
-else $as_nop
-  gl_cv_cc_float_signbit="unknown"
+else case e in #(
+  e) gl_cv_cc_float_signbit="unknown" ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
       rm -f conftest.out
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_signbit" >&5
 printf "%s\n" "$gl_cv_cc_float_signbit" >&6; }
@@ -42411,15 +47434,15 @@ printf %s "checking where to find the sign bit in a 'double'... " >&6; }
 if test ${gl_cv_cc_double_signbit+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
                               gl_cv_cc_double_signbit="unknown"
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stddef.h>
@@ -42484,15 +47507,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_cc_double_signbit=`cat conftest.out`
-else $as_nop
-  gl_cv_cc_double_signbit="unknown"
+else case e in #(
+  e) gl_cv_cc_double_signbit="unknown" ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
       rm -f conftest.out
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_double_signbit" >&5
 printf "%s\n" "$gl_cv_cc_double_signbit" >&6; }
@@ -42517,15 +47543,15 @@ printf %s "checking where to find the sign bit in a 'long double'... " >&6; }
 if test ${gl_cv_cc_long_double_signbit+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       if test "$cross_compiling" = yes
 then :
 
                               gl_cv_cc_long_double_signbit="unknown"
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stddef.h>
@@ -42590,15 +47616,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_cc_long_double_signbit=`cat conftest.out`
-else $as_nop
-  gl_cv_cc_long_double_signbit="unknown"
+else case e in #(
+  e) gl_cv_cc_long_double_signbit="unknown" ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
       rm -f conftest.out
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_long_double_signbit" >&5
 printf "%s\n" "$gl_cv_cc_long_double_signbit" >&6; }
@@ -42622,8 +47651,9 @@ printf "%s\n" "#define LDBL_SIGNBIT_BIT $bit" >>confdefs.h
 if test "x$ac_cv_have_decl_copysignf" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_COPYSIGNF $ac_have_decl" >>confdefs.h
 
@@ -42633,8 +47663,8 @@ printf %s "checking whether copysignf can be used without linking with libm... "
 if test ${gl_cv_func_copysignf_no_libm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
@@ -42650,12 +47680,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_copysignf_no_libm=yes
-else $as_nop
-  gl_cv_func_copysignf_no_libm=no
+else case e in #(
+  e) gl_cv_func_copysignf_no_libm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+           ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysignf_no_libm" >&5
 printf "%s\n" "$gl_cv_func_copysignf_no_libm" >&6; }
@@ -42672,8 +47704,9 @@ printf "%s\n" "#define HAVE_COPYSIGNF_IN_LIBC 1" >>confdefs.h
 if test "x$ac_cv_have_decl_copysign" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_COPYSIGN $ac_have_decl" >>confdefs.h
 
@@ -42683,8 +47716,8 @@ printf %s "checking whether copysign can be used without linking with libm... "
 if test ${gl_cv_func_copysign_no_libm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
@@ -42700,12 +47733,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_copysign_no_libm=yes
-else $as_nop
-  gl_cv_func_copysign_no_libm=no
+else case e in #(
+  e) gl_cv_func_copysign_no_libm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+           ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysign_no_libm" >&5
 printf "%s\n" "$gl_cv_func_copysign_no_libm" >&6; }
@@ -42722,8 +47757,9 @@ printf "%s\n" "#define HAVE_COPYSIGN_IN_LIBC 1" >>confdefs.h
 if test "x$ac_cv_have_decl_copysignl" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_COPYSIGNL $ac_have_decl" >>confdefs.h
 
@@ -42733,8 +47769,8 @@ printf %s "checking whether copysignl can be used without linking with libm... "
 if test ${gl_cv_func_copysignl_no_libm+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
@@ -42750,12 +47786,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_copysignl_no_libm=yes
-else $as_nop
-  gl_cv_func_copysignl_no_libm=no
+else case e in #(
+  e) gl_cv_func_copysignl_no_libm=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+           ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysignl_no_libm" >&5
 printf "%s\n" "$gl_cv_func_copysignl_no_libm" >&6; }
@@ -42814,8 +47852,8 @@ printf %s "checking for SIZE_MAX... " >&6; }
 if test ${gl_cv_size_max+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
     gl_cv_size_max=no
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -42830,7 +47868,7 @@ Found it
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Found it" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Found it" >/dev/null 2>&1
 then :
   gl_cv_size_max=yes
 fi
@@ -42841,15 +47879,17 @@ rm -rf conftest*
 #include <limits.h>"
 then :
 
-else $as_nop
-  size_t_bits_minus_1=
+else case e in #(
+  e) size_t_bits_minus_1= ;;
+esac
 fi
 
       if ac_fn_c_compute_int "$LINENO" "sizeof (size_t) <= sizeof (unsigned int)" "fits_in_uint"        "#include <stddef.h>"
 then :
 
-else $as_nop
-  fits_in_uint=
+else case e in #(
+  e) fits_in_uint= ;;
+esac
 fi
 
       if test -n "$size_t_bits_minus_1" && test -n "$fits_in_uint"; then
@@ -42883,7 +47923,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
                 gl_cv_size_max='((size_t)~(size_t)0)'
       fi
     fi
-
+   ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_size_max" >&5
 printf "%s\n" "$gl_cv_size_max" >&6; }
@@ -42897,11 +47938,11 @@ printf "%s\n" "#define SIZE_MAX $gl_cv_size_max" >>confdefs.h
 
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ssize_t" >&5
 printf %s "checking for ssize_t... " >&6; }
-if test ${gt_cv_ssize_t+y}
+if test ${gl_cv_ssize_t+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 int
@@ -42915,17 +47956,55 @@ int x = sizeof (ssize_t *) + sizeof (ssize_t);
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
-  gt_cv_ssize_t=yes
-else $as_nop
-  gt_cv_ssize_t=no
+  gl_cv_ssize_t=yes
+else case e in #(
+  e) gl_cv_ssize_t=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_ssize_t" >&5
+printf "%s\n" "$gl_cv_ssize_t" >&6; }
+  if test $gl_cv_ssize_t = no; then
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether size_t is wider than 'long'" >&5
+printf %s "checking whether size_t is wider than 'long'... " >&6; }
+if test ${gl_cv_size_t_large+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <sys/types.h>
+              typedef int array [2 * (sizeof (size_t) > sizeof (long)) - 1];
+
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  gl_cv_size_t_large=yes
+else case e in #(
+  e) gl_cv_size_t_large=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_ssize_t" >&5
-printf "%s\n" "$gt_cv_ssize_t" >&6; }
-  if test $gt_cv_ssize_t = no; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_size_t_large" >&5
+printf "%s\n" "$gl_cv_size_t_large" >&6; }
+    if test $gl_cv_size_t_large = yes; then
+      gl_def_ssize_t='long long'
+    else
+      gl_def_ssize_t='long'
+    fi
 
-printf "%s\n" "#define ssize_t int" >>confdefs.h
+printf "%s\n" "#define ssize_t $gl_def_ssize_t" >>confdefs.h
 
   fi
 
@@ -42935,8 +48014,8 @@ printf %s "checking for bool, true, false... " >&6; }
 if test ${gl_cv_c_bool+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
           #if true == false
@@ -42948,10 +48027,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_c_bool=yes
-else $as_nop
-  gl_cv_c_bool=no
+else case e in #(
+  e) gl_cv_c_bool=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_c_bool" >&5
 printf "%s\n" "$gl_cv_c_bool" >&6; }
@@ -43186,8 +48267,8 @@ printf %s "checking whether strstr works in linear time... " >&6; }
 if test ${gl_cv_func_strstr_linear+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
                              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -43209,17 +48290,18 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Lucky user" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Lucky user" >/dev/null 2>&1
 then :
   gl_cv_func_strstr_linear="guessing yes"
-else $as_nop
-  gl_cv_func_strstr_linear="$gl_cross_guess_normal"
+else case e in #(
+  e) gl_cv_func_strstr_linear="$gl_cross_guess_normal" ;;
+esac
 fi
 rm -rf conftest*
 
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #ifdef __MVS__
@@ -43270,14 +48352,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_strstr_linear=yes
-else $as_nop
-  gl_cv_func_strstr_linear=no
+else case e in #(
+  e) gl_cv_func_strstr_linear=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strstr_linear" >&5
 printf "%s\n" "$gl_cv_func_strstr_linear" >&6; }
@@ -43312,8 +48397,8 @@ printf %s "checking whether strstr works... " >&6; }
 if test ${gl_cv_func_strstr_works_always+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
                                                     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -43336,17 +48421,18 @@ then :
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Lucky user" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "Lucky user" >/dev/null 2>&1
 then :
   gl_cv_func_strstr_works_always="guessing yes"
-else $as_nop
-  gl_cv_func_strstr_works_always="$gl_cross_guess_normal"
+else case e in #(
+  e) gl_cv_func_strstr_works_always="$gl_cross_guess_normal" ;;
+esac
 fi
 rm -rf conftest*
 
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <string.h> /* for __GNU_LIBRARY__, strstr */
@@ -43372,14 +48458,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_strstr_works_always=yes
-else $as_nop
-  gl_cv_func_strstr_works_always=no
+else case e in #(
+  e) gl_cv_func_strstr_works_always=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strstr_works_always" >&5
 printf "%s\n" "$gl_cv_func_strstr_works_always" >&6; }
@@ -43444,16 +48533,23 @@ fi
 
 
 
+
+
+
+
+
+
+
       if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -43476,6 +48572,18 @@ fi
 
 
 
+
+
+
+
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -43511,6 +48619,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -43547,6 +48663,8 @@ fi
 
 
 
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -43905,8 +49023,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -43975,8 +49093,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -44080,8 +49198,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -44255,8 +49373,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -44535,8 +49653,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -44605,8 +49723,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -44710,8 +49828,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -44885,8 +50003,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -45165,8 +50283,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -45235,8 +50353,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -45340,8 +50458,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -45515,8 +50633,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -46350,11 +51468,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -46376,6 +51494,12 @@ fi
 
 
 
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46488,8 +51612,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -46523,8 +51647,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -46558,8 +51682,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -46621,6 +51745,12 @@ fi
 
 
 
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46628,8 +51758,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -46656,6 +51786,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46691,6 +51829,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46726,6 +51872,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46733,8 +51887,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -46761,6 +51915,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46796,6 +51958,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46831,6 +52001,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46838,8 +52016,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -46866,6 +52044,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46901,6 +52087,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46936,6 +52130,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46971,6 +52173,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -46978,8 +52188,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -47006,6 +52216,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47041,6 +52259,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47076,6 +52302,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47111,6 +52345,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47146,6 +52388,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47181,6 +52431,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47216,6 +52474,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47251,6 +52517,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47286,6 +52560,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47321,6 +52603,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47356,6 +52646,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47391,6 +52689,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47426,6 +52732,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47461,6 +52775,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47496,6 +52818,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47531,6 +52861,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47566,6 +52904,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47601,6 +52947,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47636,6 +52990,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47643,8 +53005,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -47671,6 +53033,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47706,6 +53076,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47741,6 +53119,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47776,6 +53162,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47783,8 +53177,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -47811,6 +53205,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47846,6 +53248,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47881,6 +53291,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47916,6 +53334,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47951,6 +53377,8 @@ fi
 
 
 
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -47958,8 +53386,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -47993,8 +53421,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -48028,8 +53456,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -48126,41 +53554,6 @@ fi
 
 
 
-     if  { test "$HAVE_LIBUNISTRING" != yes \
-    || {
-
-
-
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 8
-                         }
-                    }
-               }
-
-
-
-
-       }
-  }; then
-  LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NONE_TRUE=
-  LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NONE_FALSE='#'
-else
-  LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NONE_TRUE='#'
-  LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NONE_FALSE=
-fi
-:
-    if test -z "${LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NONE_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NONE_FALSE}"; then
-    LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NONE_TRUE='#'
-    LIBUNISTRING_COMPILE_UNICTYPE_CATEGORY_NONE_FALSE='#'
-  fi
-
-
-
-
-
 
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
@@ -48169,8 +53562,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -48204,8 +53597,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -48416,8 +53809,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -48452,8 +53845,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -48596,8 +53989,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -48668,8 +54061,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -48704,8 +54097,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -48915,6 +54308,111 @@ fi
 
 
 
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_BYNAME_TRUE=
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_BYNAME_FALSE='#'
+else
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_BYNAME_TRUE='#'
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_BYNAME_FALSE=
+fi
+:
+    if test -z "${LIBUNISTRING_COMPILE_UNICTYPE_INCB_BYNAME_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNICTYPE_INCB_BYNAME_FALSE}"; then
+    LIBUNISTRING_COMPILE_UNICTYPE_INCB_BYNAME_TRUE='#'
+    LIBUNISTRING_COMPILE_UNICTYPE_INCB_BYNAME_FALSE='#'
+  fi
+
+
+
+
+
+     if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_NAME_TRUE=
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_NAME_FALSE='#'
+else
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_NAME_TRUE='#'
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_NAME_FALSE=
+fi
+:
+    if test -z "${LIBUNISTRING_COMPILE_UNICTYPE_INCB_NAME_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNICTYPE_INCB_NAME_FALSE}"; then
+    LIBUNISTRING_COMPILE_UNICTYPE_INCB_NAME_TRUE='#'
+    LIBUNISTRING_COMPILE_UNICTYPE_INCB_NAME_FALSE='#'
+  fi
+
+
+
+
+
+     if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_OF_TRUE=
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_OF_FALSE='#'
+else
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_OF_TRUE='#'
+  LIBUNISTRING_COMPILE_UNICTYPE_INCB_OF_FALSE=
+fi
+:
+    if test -z "${LIBUNISTRING_COMPILE_UNICTYPE_INCB_OF_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNICTYPE_INCB_OF_FALSE}"; then
+    LIBUNISTRING_COMPILE_UNICTYPE_INCB_OF_TRUE='#'
+    LIBUNISTRING_COMPILE_UNICTYPE_INCB_OF_FALSE='#'
+  fi
+
+
+
+
+
+     if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
             test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
                  && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
@@ -49127,8 +54625,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49160,11 +54658,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -49226,6 +54724,12 @@ fi
 
 
 
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49233,8 +54737,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49262,6 +54766,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49298,6 +54810,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49305,8 +54825,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49334,6 +54854,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49341,8 +54869,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49370,6 +54898,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49377,8 +54913,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49406,6 +54942,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49413,8 +54957,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49442,6 +54986,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49449,8 +55001,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49478,6 +55030,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49485,8 +55045,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49514,6 +55074,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49521,8 +55089,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49550,6 +55118,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49557,8 +55133,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49586,6 +55162,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49593,8 +55177,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49622,6 +55206,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49629,8 +55221,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49658,6 +55250,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49665,8 +55265,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49694,6 +55294,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49701,8 +55309,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49730,6 +55338,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49737,8 +55353,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49766,6 +55382,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49773,8 +55397,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49802,6 +55426,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49809,8 +55441,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49838,6 +55470,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49845,8 +55485,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49874,6 +55514,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49881,8 +55529,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49909,6 +55557,8 @@ fi
 
 
 
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49916,8 +55566,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -49945,6 +55595,12 @@ fi
 
 
 
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -49981,6 +55637,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50017,6 +55681,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50053,6 +55725,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50089,6 +55769,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50125,6 +55813,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50161,6 +55857,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50197,6 +55901,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50233,6 +55945,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50269,6 +55989,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50305,6 +56033,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50341,6 +56077,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50377,6 +56121,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50413,6 +56165,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50449,6 +56209,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50485,6 +56253,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50521,6 +56297,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50557,6 +56341,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50593,6 +56385,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50629,6 +56429,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50665,6 +56473,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50701,6 +56517,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50737,6 +56561,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50773,6 +56605,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50780,8 +56620,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -50809,6 +56649,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50845,6 +56693,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50881,6 +56737,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50917,6 +56781,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50953,6 +56825,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50960,8 +56840,96 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_TRUE=
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_FALSE='#'
+else
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_TRUE='#'
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_FALSE=
+fi
+:
+    if test -z "${LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_FALSE}"; then
+    LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_TRUE='#'
+    LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_CONTINUE_FALSE='#'
+  fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+     if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_TRUE=
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_FALSE='#'
+else
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_TRUE='#'
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_FALSE=
+fi
+:
+    if test -z "${LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_FALSE}"; then
+    LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_TRUE='#'
+    LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_ID_COMPAT_MATH_START_FALSE='#'
+  fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+     if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -50989,6 +56957,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -50996,8 +56972,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -51025,6 +57001,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51032,8 +57016,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -51061,16 +57045,24 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 8
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -51097,6 +57089,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51133,6 +57133,58 @@ fi
 
 
 
+
+
+
+
+
+
+
+
+     if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_TRUE=
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_FALSE='#'
+else
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_TRUE='#'
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_FALSE=
+fi
+:
+    if test -z "${LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_FALSE}"; then
+    LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_TRUE='#'
+    LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_IDS_UNARY_OPERATOR_FALSE='#'
+  fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51169,6 +57221,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51205,6 +57265,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51241,6 +57309,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51277,6 +57353,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51313,6 +57397,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51349,6 +57441,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51385,6 +57485,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51421,6 +57529,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51457,6 +57573,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51493,6 +57617,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51529,6 +57661,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51565,6 +57705,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51601,6 +57749,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51637,16 +57793,24 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 8
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -51673,6 +57837,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51709,6 +57881,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51745,6 +57925,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51781,6 +57969,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51817,6 +58013,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51853,6 +58057,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51889,6 +58101,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51925,6 +58145,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51961,6 +58189,58 @@ fi
 
 
 
+
+
+
+
+
+
+
+
+     if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_TRUE=
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_FALSE='#'
+else
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_TRUE='#'
+  LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_FALSE=
+fi
+:
+    if test -z "${LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_FALSE}"; then
+    LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_TRUE='#'
+    LIBUNISTRING_COMPILE_UNICTYPE_PROPERTY_PREPENDED_CONCATENATION_MARK_FALSE='#'
+  fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -51997,6 +58277,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52033,6 +58321,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52069,6 +58365,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52105,6 +58409,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52141,6 +58453,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52148,8 +58468,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -52177,6 +58497,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52213,6 +58541,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52249,6 +58585,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52284,6 +58628,8 @@ fi
 
 
 
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52320,6 +58666,12 @@ fi
 
 
 
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52356,6 +58708,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52363,8 +58723,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -52392,6 +58752,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52399,8 +58767,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -52428,6 +58796,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52464,6 +58840,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52500,6 +58884,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52536,6 +58928,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52543,8 +58943,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -52572,6 +58972,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52579,8 +58987,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -52608,6 +59016,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52643,6 +59059,8 @@ fi
 
 
 
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -52650,8 +59068,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -52757,8 +59175,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -52824,11 +59242,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -52862,8 +59280,8 @@ printf "%s\n" "#define GNULIB_UNIGBRK_U16_GRAPHEME_BREAKS 1" >>confdefs.h
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -52982,8 +59400,8 @@ printf "%s\n" "#define GNULIB_UNIGBRK_U32_GRAPHEME_BREAKS 1" >>confdefs.h
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53102,8 +59520,8 @@ printf "%s\n" "#define GNULIB_UNIGBRK_U8_GRAPHEME_BREAKS 1" >>confdefs.h
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53257,8 +59675,8 @@ printf "%s\n" "#define GNULIB_UNIGBRK_UC_GRAPHEME_BREAKS 1" >>confdefs.h
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53332,8 +59750,8 @@ printf "%s\n" "#define GNULIB_UNIGBRK_ULC_GRAPHEME_BREAKS 1" >>confdefs.h
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53398,8 +59816,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53433,8 +59851,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53468,8 +59886,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53503,8 +59921,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53538,8 +59956,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53573,8 +59991,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53608,8 +60026,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53643,8 +60061,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53675,6 +60093,85 @@ fi
 
 
 
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+            if test -z "$LIBUNISTRING_UNIMETADATA_H"; then
+      LIBUNISTRING_UNIMETADATA_H="${gl_source_base_prefix}unimetadata.h"
+    fi
+  else
+    LIBUNISTRING_UNIMETADATA_H=
+  fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+     if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+  LIBUNISTRING_COMPILE_UNIMETADATA_U_VERSION_TRUE=
+  LIBUNISTRING_COMPILE_UNIMETADATA_U_VERSION_FALSE='#'
+else
+  LIBUNISTRING_COMPILE_UNIMETADATA_U_VERSION_TRUE='#'
+  LIBUNISTRING_COMPILE_UNIMETADATA_U_VERSION_FALSE=
+fi
+:
+    if test -z "${LIBUNISTRING_COMPILE_UNIMETADATA_U_VERSION_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNIMETADATA_U_VERSION_FALSE}"; then
+    LIBUNISTRING_COMPILE_UNIMETADATA_U_VERSION_TRUE='#'
+    LIBUNISTRING_COMPILE_UNIMETADATA_U_VERSION_FALSE='#'
+  fi
+
+
+
+
+
+
+      if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
             test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
                  && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
@@ -53708,8 +60205,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -53740,11 +60237,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -53766,6 +60263,12 @@ fi
 
 
 
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -53942,6 +60445,12 @@ fi
 
 
 
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -53977,6 +60486,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -54012,6 +60529,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -54047,6 +60572,14 @@ fi
 
 
 
+
+
+
+
+
+
+
+
      if  { test "$HAVE_LIBUNISTRING" != yes \
     || {
 
@@ -54081,6 +60614,8 @@ fi
 
 
 
+
+
 printf "%s\n" "#define GNULIB_TEST_UNINORM_U16_NORMALIZE 1" >>confdefs.h
 
 
@@ -54563,10 +61098,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -54598,10 +61133,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -54634,11 +61169,12 @@ fi
 if test "x$ac_cv_type_ptrdiff_t" = xyes
 then :
 
-else $as_nop
-
+else case e in #(
+  e)
 printf "%s\n" "#define ptrdiff_t long" >>confdefs.h
 
-
+     ;;
+esac
 fi
 
 
@@ -54651,10 +61187,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -54686,10 +61222,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -54721,10 +61257,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -54756,10 +61292,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -54791,10 +61327,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -54826,10 +61362,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -54894,13 +61430,87 @@ printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h
 
 printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
 
-      ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nl_langinfo" >&5
+printf %s "checking for nl_langinfo... " >&6; }
+if test ${gl_cv_onwards_func_nl_langinfo+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "nl_langinfo" "ac_cv_have_decl_nl_langinfo" "#include <langinfo.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_nl_langinfo" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_nl_langinfo = yes; then
+             ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_nl_langinfo = yes; then
+               gl_cv_onwards_func_nl_langinfo=yes
+             else
+                                                            gl_cv_onwards_func_nl_langinfo='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_nl_langinfo='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
 if test "x$ac_cv_func_nl_langinfo" = xyes
 then :
-  printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
 
 fi
 
+           gl_cv_onwards_func_nl_langinfo=$ac_cv_func_nl_langinfo
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_nl_langinfo" >&5
+printf "%s\n" "$gl_cv_onwards_func_nl_langinfo" >&6; }
+
+  case "$gl_cv_onwards_func_nl_langinfo" in
+    future*) ac_cv_func_nl_langinfo=no ;;
+    *)       ac_cv_func_nl_langinfo=$gl_cv_onwards_func_nl_langinfo ;;
+  esac
+  if test $ac_cv_func_nl_langinfo = yes; then
+
+printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
+
+  fi
+
+
+      ;;
+  esac
+
+
+
+  case "$gl_cv_func_printf_directive_b" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_B 1" >>confdefs.h
+
       ;;
   esac
 
@@ -54930,6 +61540,18 @@ printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_directive_lc" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LC 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_flag_grouping" in
     *yes)
       ;;
@@ -54966,6 +61588,18 @@ printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_flag_alt_precision_zero" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_FLAG_ALT_PRECISION_ZERO 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_precision" in
     *yes)
       ;;
@@ -55009,10 +61643,10 @@ printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55044,10 +61678,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55079,10 +61713,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55114,10 +61748,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55182,13 +61816,87 @@ printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h
 
 printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
 
-      ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nl_langinfo" >&5
+printf %s "checking for nl_langinfo... " >&6; }
+if test ${gl_cv_onwards_func_nl_langinfo+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "nl_langinfo" "ac_cv_have_decl_nl_langinfo" "#include <langinfo.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_nl_langinfo" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_nl_langinfo = yes; then
+             ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_nl_langinfo = yes; then
+               gl_cv_onwards_func_nl_langinfo=yes
+             else
+                                                            gl_cv_onwards_func_nl_langinfo='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_nl_langinfo='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
 if test "x$ac_cv_func_nl_langinfo" = xyes
 then :
-  printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
 
 fi
 
+           gl_cv_onwards_func_nl_langinfo=$ac_cv_func_nl_langinfo
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_nl_langinfo" >&5
+printf "%s\n" "$gl_cv_onwards_func_nl_langinfo" >&6; }
+
+  case "$gl_cv_onwards_func_nl_langinfo" in
+    future*) ac_cv_func_nl_langinfo=no ;;
+    *)       ac_cv_func_nl_langinfo=$gl_cv_onwards_func_nl_langinfo ;;
+  esac
+  if test $ac_cv_func_nl_langinfo = yes; then
+
+printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
+
+  fi
+
+
+      ;;
+  esac
+
+
+
+  case "$gl_cv_func_printf_directive_b" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_B 1" >>confdefs.h
+
       ;;
   esac
 
@@ -55218,6 +61926,18 @@ printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_directive_lc" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LC 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_flag_grouping" in
     *yes)
       ;;
@@ -55254,6 +61974,18 @@ printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_flag_alt_precision_zero" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_FLAG_ALT_PRECISION_ZERO 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_precision" in
     *yes)
       ;;
@@ -55297,10 +62029,10 @@ printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55332,10 +62064,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55367,10 +62099,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55402,10 +62134,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55437,10 +62169,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55472,10 +62204,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55508,11 +62240,12 @@ fi
 if test "x$ac_cv_type_ptrdiff_t" = xyes
 then :
 
-else $as_nop
-
+else case e in #(
+  e)
 printf "%s\n" "#define ptrdiff_t long" >>confdefs.h
 
-
+     ;;
+esac
 fi
 
 
@@ -55525,10 +62258,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55560,10 +62293,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55595,10 +62328,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55630,10 +62363,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55665,10 +62398,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55700,10 +62433,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55768,13 +62501,87 @@ printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h
 
 printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
 
-      ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nl_langinfo" >&5
+printf %s "checking for nl_langinfo... " >&6; }
+if test ${gl_cv_onwards_func_nl_langinfo+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "nl_langinfo" "ac_cv_have_decl_nl_langinfo" "#include <langinfo.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_nl_langinfo" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_nl_langinfo = yes; then
+             ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_nl_langinfo = yes; then
+               gl_cv_onwards_func_nl_langinfo=yes
+             else
+                                                            gl_cv_onwards_func_nl_langinfo='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_nl_langinfo='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
 if test "x$ac_cv_func_nl_langinfo" = xyes
 then :
-  printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
 
 fi
 
+           gl_cv_onwards_func_nl_langinfo=$ac_cv_func_nl_langinfo
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_nl_langinfo" >&5
+printf "%s\n" "$gl_cv_onwards_func_nl_langinfo" >&6; }
+
+  case "$gl_cv_onwards_func_nl_langinfo" in
+    future*) ac_cv_func_nl_langinfo=no ;;
+    *)       ac_cv_func_nl_langinfo=$gl_cv_onwards_func_nl_langinfo ;;
+  esac
+  if test $ac_cv_func_nl_langinfo = yes; then
+
+printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
+
+  fi
+
+
+      ;;
+  esac
+
+
+
+  case "$gl_cv_func_printf_directive_b" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_B 1" >>confdefs.h
+
       ;;
   esac
 
@@ -55804,6 +62611,18 @@ printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_directive_lc" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LC 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_flag_grouping" in
     *yes)
       ;;
@@ -55840,6 +62659,18 @@ printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_flag_alt_precision_zero" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_FLAG_ALT_PRECISION_ZERO 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_precision" in
     *yes)
       ;;
@@ -55883,10 +62714,10 @@ printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55918,10 +62749,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55953,10 +62784,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -55988,10 +62819,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56056,13 +62887,87 @@ printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h
 
 printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
 
-      ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nl_langinfo" >&5
+printf %s "checking for nl_langinfo... " >&6; }
+if test ${gl_cv_onwards_func_nl_langinfo+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "nl_langinfo" "ac_cv_have_decl_nl_langinfo" "#include <langinfo.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_nl_langinfo" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_nl_langinfo = yes; then
+             ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_nl_langinfo = yes; then
+               gl_cv_onwards_func_nl_langinfo=yes
+             else
+                                                            gl_cv_onwards_func_nl_langinfo='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_nl_langinfo='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
 if test "x$ac_cv_func_nl_langinfo" = xyes
 then :
-  printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
 
 fi
 
+           gl_cv_onwards_func_nl_langinfo=$ac_cv_func_nl_langinfo
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_nl_langinfo" >&5
+printf "%s\n" "$gl_cv_onwards_func_nl_langinfo" >&6; }
+
+  case "$gl_cv_onwards_func_nl_langinfo" in
+    future*) ac_cv_func_nl_langinfo=no ;;
+    *)       ac_cv_func_nl_langinfo=$gl_cv_onwards_func_nl_langinfo ;;
+  esac
+  if test $ac_cv_func_nl_langinfo = yes; then
+
+printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
+
+  fi
+
+
+      ;;
+  esac
+
+
+
+  case "$gl_cv_func_printf_directive_b" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_B 1" >>confdefs.h
+
       ;;
   esac
 
@@ -56092,6 +62997,18 @@ printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_directive_lc" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LC 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_flag_grouping" in
     *yes)
       ;;
@@ -56128,6 +63045,18 @@ printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_flag_alt_precision_zero" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_FLAG_ALT_PRECISION_ZERO 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_precision" in
     *yes)
       ;;
@@ -56171,10 +63100,10 @@ printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56206,10 +63135,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56241,10 +63170,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56276,10 +63205,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56311,10 +63240,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56346,10 +63275,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56382,11 +63311,12 @@ fi
 if test "x$ac_cv_type_ptrdiff_t" = xyes
 then :
 
-else $as_nop
-
+else case e in #(
+  e)
 printf "%s\n" "#define ptrdiff_t long" >>confdefs.h
 
-
+     ;;
+esac
 fi
 
 
@@ -56399,10 +63329,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56434,10 +63364,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56469,10 +63399,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56504,10 +63434,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56539,10 +63469,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56574,10 +63504,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56642,13 +63572,87 @@ printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h
 
 printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
 
-      ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nl_langinfo" >&5
+printf %s "checking for nl_langinfo... " >&6; }
+if test ${gl_cv_onwards_func_nl_langinfo+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "nl_langinfo" "ac_cv_have_decl_nl_langinfo" "#include <langinfo.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_nl_langinfo" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_nl_langinfo = yes; then
+             ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_nl_langinfo = yes; then
+               gl_cv_onwards_func_nl_langinfo=yes
+             else
+                                                            gl_cv_onwards_func_nl_langinfo='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_nl_langinfo='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
 if test "x$ac_cv_func_nl_langinfo" = xyes
 then :
-  printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
 
 fi
 
+           gl_cv_onwards_func_nl_langinfo=$ac_cv_func_nl_langinfo
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_nl_langinfo" >&5
+printf "%s\n" "$gl_cv_onwards_func_nl_langinfo" >&6; }
+
+  case "$gl_cv_onwards_func_nl_langinfo" in
+    future*) ac_cv_func_nl_langinfo=no ;;
+    *)       ac_cv_func_nl_langinfo=$gl_cv_onwards_func_nl_langinfo ;;
+  esac
+  if test $ac_cv_func_nl_langinfo = yes; then
+
+printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
+
+  fi
+
+
+      ;;
+  esac
+
+
+
+  case "$gl_cv_func_printf_directive_b" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_B 1" >>confdefs.h
+
       ;;
   esac
 
@@ -56678,6 +63682,18 @@ printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_directive_lc" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LC 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_flag_grouping" in
     *yes)
       ;;
@@ -56714,6 +63730,18 @@ printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_flag_alt_precision_zero" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_FLAG_ALT_PRECISION_ZERO 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_precision" in
     *yes)
       ;;
@@ -56757,10 +63785,10 @@ printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56792,10 +63820,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56827,10 +63855,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56862,10 +63890,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -56930,13 +63958,87 @@ printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h
 
 printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
 
-      ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nl_langinfo" >&5
+printf %s "checking for nl_langinfo... " >&6; }
+if test ${gl_cv_onwards_func_nl_langinfo+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "nl_langinfo" "ac_cv_have_decl_nl_langinfo" "#include <langinfo.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_nl_langinfo" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_nl_langinfo = yes; then
+             ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_nl_langinfo = yes; then
+               gl_cv_onwards_func_nl_langinfo=yes
+             else
+                                                            gl_cv_onwards_func_nl_langinfo='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_nl_langinfo='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
 if test "x$ac_cv_func_nl_langinfo" = xyes
 then :
-  printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
 
 fi
 
+           gl_cv_onwards_func_nl_langinfo=$ac_cv_func_nl_langinfo
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_nl_langinfo" >&5
+printf "%s\n" "$gl_cv_onwards_func_nl_langinfo" >&6; }
+
+  case "$gl_cv_onwards_func_nl_langinfo" in
+    future*) ac_cv_func_nl_langinfo=no ;;
+    *)       ac_cv_func_nl_langinfo=$gl_cv_onwards_func_nl_langinfo ;;
+  esac
+  if test $ac_cv_func_nl_langinfo = yes; then
+
+printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
+
+  fi
+
+
+      ;;
+  esac
+
+
+
+  case "$gl_cv_func_printf_directive_b" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_B 1" >>confdefs.h
+
       ;;
   esac
 
@@ -56966,6 +64068,18 @@ printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_directive_lc" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LC 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_flag_grouping" in
     *yes)
       ;;
@@ -57002,6 +64116,18 @@ printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_flag_alt_precision_zero" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_FLAG_ALT_PRECISION_ZERO 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_precision" in
     *yes)
       ;;
@@ -57045,10 +64171,10 @@ printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -57080,10 +64206,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -57115,10 +64241,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -57150,10 +64276,10 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -57185,11 +64311,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -57220,11 +64346,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -57255,11 +64381,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -57291,11 +64417,12 @@ fi
 if test "x$ac_cv_type_ptrdiff_t" = xyes
 then :
 
-else $as_nop
-
+else case e in #(
+  e)
 printf "%s\n" "#define ptrdiff_t long" >>confdefs.h
 
-
+     ;;
+esac
 fi
 
 
@@ -57308,11 +64435,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -57343,11 +64470,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -57411,13 +64538,87 @@ printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h
 
 printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
 
-      ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nl_langinfo" >&5
+printf %s "checking for nl_langinfo... " >&6; }
+if test ${gl_cv_onwards_func_nl_langinfo+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "nl_langinfo" "ac_cv_have_decl_nl_langinfo" "#include <langinfo.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_nl_langinfo" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_nl_langinfo = yes; then
+             ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_nl_langinfo = yes; then
+               gl_cv_onwards_func_nl_langinfo=yes
+             else
+                                                            gl_cv_onwards_func_nl_langinfo='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_nl_langinfo='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
 if test "x$ac_cv_func_nl_langinfo" = xyes
 then :
-  printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
 
 fi
 
+           gl_cv_onwards_func_nl_langinfo=$ac_cv_func_nl_langinfo
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_nl_langinfo" >&5
+printf "%s\n" "$gl_cv_onwards_func_nl_langinfo" >&6; }
+
+  case "$gl_cv_onwards_func_nl_langinfo" in
+    future*) ac_cv_func_nl_langinfo=no ;;
+    *)       ac_cv_func_nl_langinfo=$gl_cv_onwards_func_nl_langinfo ;;
+  esac
+  if test $ac_cv_func_nl_langinfo = yes; then
+
+printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h
+
+  fi
+
+
+      ;;
+  esac
+
+
+
+  case "$gl_cv_func_printf_directive_b" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_B 1" >>confdefs.h
+
       ;;
   esac
 
@@ -57447,6 +64648,18 @@ printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_directive_lc" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LC 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_flag_grouping" in
     *yes)
       ;;
@@ -57483,6 +64696,18 @@ printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h
 
 
 
+  case "$gl_cv_func_printf_flag_alt_precision_zero" in
+    *yes)
+      ;;
+    *)
+
+printf "%s\n" "#define NEED_PRINTF_FLAG_ALT_PRECISION_ZERO 1" >>confdefs.h
+
+      ;;
+  esac
+
+
+
   case "$gl_cv_func_printf_precision" in
     *yes)
       ;;
@@ -57526,11 +64751,11 @@ printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -57561,11 +64786,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -57596,11 +64821,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -57631,11 +64856,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -57666,11 +64891,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -57700,11 +64925,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 11
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -58236,6 +65461,41 @@ fi
 
 
 
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+  LIBUNISTRING_COMPILE_UNISTR_U16_PCPY_TRUE=
+  LIBUNISTRING_COMPILE_UNISTR_U16_PCPY_FALSE='#'
+else
+  LIBUNISTRING_COMPILE_UNISTR_U16_PCPY_TRUE='#'
+  LIBUNISTRING_COMPILE_UNISTR_U16_PCPY_FALSE=
+fi
+:
+    if test -z "${LIBUNISTRING_COMPILE_UNISTR_U16_PCPY_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNISTR_U16_PCPY_FALSE}"; then
+    LIBUNISTRING_COMPILE_UNISTR_U16_PCPY_TRUE='#'
+    LIBUNISTRING_COMPILE_UNISTR_U16_PCPY_FALSE='#'
+  fi
+
+
+
+
+
+     if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
             test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
                  && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
@@ -59691,6 +66951,41 @@ fi
 
 
 
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+  LIBUNISTRING_COMPILE_UNISTR_U32_PCPY_TRUE=
+  LIBUNISTRING_COMPILE_UNISTR_U32_PCPY_FALSE='#'
+else
+  LIBUNISTRING_COMPILE_UNISTR_U32_PCPY_TRUE='#'
+  LIBUNISTRING_COMPILE_UNISTR_U32_PCPY_FALSE=
+fi
+:
+    if test -z "${LIBUNISTRING_COMPILE_UNISTR_U32_PCPY_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNISTR_U32_PCPY_FALSE}"; then
+    LIBUNISTRING_COMPILE_UNISTR_U32_PCPY_TRUE='#'
+    LIBUNISTRING_COMPILE_UNISTR_U32_PCPY_FALSE='#'
+  fi
+
+
+
+
+
+     if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
             test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
                  && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
@@ -60921,11 +68216,11 @@ fi
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 4
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -60961,11 +68256,11 @@ printf "%s\n" "#define GNULIB_UNISTR_U8_MBTOUC 1" >>confdefs.h
 
 
 
-            test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
-            || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 9 \
-                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 4
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
                }
@@ -61146,6 +68441,41 @@ fi
 
 
 
+            test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
+            || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
+                           && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
+                         }
+                    }
+               }
+
+
+
+
+       }
+  }; then
+  LIBUNISTRING_COMPILE_UNISTR_U8_PCPY_TRUE=
+  LIBUNISTRING_COMPILE_UNISTR_U8_PCPY_FALSE='#'
+else
+  LIBUNISTRING_COMPILE_UNISTR_U8_PCPY_TRUE='#'
+  LIBUNISTRING_COMPILE_UNISTR_U8_PCPY_FALSE=
+fi
+:
+    if test -z "${LIBUNISTRING_COMPILE_UNISTR_U8_PCPY_TRUE}" && test -z "${LIBUNISTRING_COMPILE_UNISTR_U8_PCPY_FALSE}"; then
+    LIBUNISTRING_COMPILE_UNISTR_U8_PCPY_TRUE='#'
+    LIBUNISTRING_COMPILE_UNISTR_U8_PCPY_FALSE='#'
+  fi
+
+
+
+
+
+     if  { test "$HAVE_LIBUNISTRING" != yes \
+    || {
+
+
+
             test $LIBUNISTRING_VERSION_MAJOR -lt 0 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 0 \
                  && { test $LIBUNISTRING_VERSION_MINOR -lt 9 \
@@ -61245,6 +68575,74 @@ fi
 
 
 
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for stpcpy" >&5
+printf %s "checking for stpcpy... " >&6; }
+if test ${gl_cv_onwards_func_stpcpy+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "stpcpy" "ac_cv_have_decl_stpcpy" "#include <string.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_stpcpy" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_stpcpy = yes; then
+             ac_fn_c_check_func "$LINENO" "stpcpy" "ac_cv_func_stpcpy"
+if test "x$ac_cv_func_stpcpy" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_stpcpy = yes; then
+               gl_cv_onwards_func_stpcpy=yes
+             else
+                                                            gl_cv_onwards_func_stpcpy='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_stpcpy='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "stpcpy" "ac_cv_func_stpcpy"
+if test "x$ac_cv_func_stpcpy" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_stpcpy=$ac_cv_func_stpcpy
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_stpcpy" >&5
+printf "%s\n" "$gl_cv_onwards_func_stpcpy" >&6; }
+
+  case "$gl_cv_onwards_func_stpcpy" in
+    future*) ac_cv_func_stpcpy=no ;;
+    *)       ac_cv_func_stpcpy=$gl_cv_onwards_func_stpcpy ;;
+  esac
+  if test $ac_cv_func_stpcpy = yes; then
+
+printf "%s\n" "#define HAVE_STPCPY 1" >>confdefs.h
+
+  fi
+
+
+
 
 
      if  { test "$HAVE_LIBUNISTRING" != yes \
@@ -62161,8 +69559,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62196,8 +69594,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62231,8 +69629,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62266,8 +69664,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62301,8 +69699,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62366,8 +69764,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62401,8 +69799,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62436,8 +69834,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62471,8 +69869,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62506,8 +69904,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62541,8 +69939,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62576,8 +69974,8 @@ fi
 
             test $LIBUNISTRING_VERSION_MAJOR -lt 1 \
             || { test $LIBUNISTRING_VERSION_MAJOR -eq 1 \
-                 && { test $LIBUNISTRING_VERSION_MINOR -lt 1 \
-                      || { test $LIBUNISTRING_VERSION_MINOR -eq 1 \
+                 && { test $LIBUNISTRING_VERSION_MINOR -lt 2 \
+                      || { test $LIBUNISTRING_VERSION_MINOR -eq 2 \
                            && test $LIBUNISTRING_VERSION_SUBMINOR -lt 0
                          }
                     }
@@ -62638,8 +70036,9 @@ fi
 if test "x$ac_cv_have_decl_wcwidth" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_WCWIDTH $ac_have_decl" >>confdefs.h
 
@@ -62653,8 +70052,8 @@ printf %s "checking whether wcwidth is a macro... " >&6; }
 if test ${gl_cv_func_wcwidth_macro+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <wchar.h>
@@ -62663,15 +70062,17 @@ else $as_nop
 #endif
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "wchar_header_defines_wcwidth" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "wchar_header_defines_wcwidth" >/dev/null 2>&1
 then :
   gl_cv_func_wcwidth_macro=yes
-else $as_nop
-  gl_cv_func_wcwidth_macro=no
+else case e in #(
+  e) gl_cv_func_wcwidth_macro=no ;;
+esac
 fi
 rm -rf conftest*
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_wcwidth_macro" >&5
 printf "%s\n" "$gl_cv_func_wcwidth_macro" >&6; }
@@ -62684,23 +70085,23 @@ printf %s "checking whether wcwidth works reasonably in UTF-8 locales... " >&6;
 if test ${gl_cv_func_wcwidth_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
         if test "$cross_compiling" = yes
 then :
 
            case "$host_os" in
-                            # Guess yes on glibc systems.
-             *-gnu* | gnu*) gl_cv_func_wcwidth_works="guessing yes";;
-                            # Guess yes on musl systems.
-             *-musl*)       gl_cv_func_wcwidth_works="guessing yes";;
-                            # Guess yes on AIX 7 systems.
-             aix[7-9]*)     gl_cv_func_wcwidth_works="guessing yes";;
-             *)             gl_cv_func_wcwidth_works="$gl_cross_guess_normal";;
+                                 # Guess yes on glibc systems.
+             *-gnu* | gnu*)      gl_cv_func_wcwidth_works="guessing yes";;
+                                 # Guess yes on musl systems.
+             *-musl* | midipix*) gl_cv_func_wcwidth_works="guessing yes";;
+                                 # Guess yes on AIX 7 systems.
+             aix[7-9]*)          gl_cv_func_wcwidth_works="guessing yes";;
+             *)                  gl_cv_func_wcwidth_works="$gl_cross_guess_normal";;
            esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -62734,14 +70135,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_wcwidth_works=yes
-else $as_nop
-  gl_cv_func_wcwidth_works=no
+else case e in #(
+  e) gl_cv_func_wcwidth_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_wcwidth_works" >&5
 printf "%s\n" "$gl_cv_func_wcwidth_works" >&6; }
@@ -62801,7 +70205,7 @@ printf "%s\n" "#define GNULIB_TEST_WCWIDTH 1" >>confdefs.h
 
 
 
-     if case "$host_os" in mingw*) true;; *) false;; esac; then
+     if case "$host_os" in mingw* | windows*) true;; *) false;; esac; then
   GL_COND_OBJ_WINDOWS_MUTEX_TRUE=
   GL_COND_OBJ_WINDOWS_MUTEX_FALSE='#'
 else
@@ -62816,7 +70220,7 @@ fi
 
 
 
-     if case "$host_os" in mingw*) true;; *) false;; esac; then
+     if case "$host_os" in mingw* | windows*) true;; *) false;; esac; then
   GL_COND_OBJ_WINDOWS_ONCE_TRUE=
   GL_COND_OBJ_WINDOWS_ONCE_FALSE='#'
 else
@@ -62831,7 +70235,7 @@ fi
 
 
 
-     if case "$host_os" in mingw*) true;; *) false;; esac; then
+     if case "$host_os" in mingw* | windows*) true;; *) false;; esac; then
   GL_COND_OBJ_WINDOWS_RECMUTEX_TRUE=
   GL_COND_OBJ_WINDOWS_RECMUTEX_FALSE='#'
 else
@@ -62846,7 +70250,7 @@ fi
 
 
 
-     if case "$host_os" in mingw*) true;; *) false;; esac; then
+     if case "$host_os" in mingw* | windows*) true;; *) false;; esac; then
   GL_COND_OBJ_WINDOWS_RWLOCK_TRUE=
   GL_COND_OBJ_WINDOWS_RWLOCK_FALSE='#'
 else
@@ -62944,6 +70348,93 @@ printf "%s\n" "#define GNULIB_TEST_ACCEPT 1" >>confdefs.h
 
 
 
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for alignas and alignof" >&5
+printf %s "checking for alignas and alignof... " >&6; }
+if test ${gl_cv_header_working_stdalign_h+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) gl_saved_CFLAGS=$CFLAGS
+     for gl_working in "yes, keywords" "yes, <stdalign.h> macros"; do
+      case $gl_working in #(
+  *stdalign.h*) :
+    CFLAGS="$gl_saved_CFLAGS -DINCLUDE_STDALIGN_H" ;; #(
+  *) :
+     ;;
+esac
+      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdint.h>
+            #ifdef INCLUDE_STDALIGN_H
+             #include <stdalign.h>
+            #endif
+            #include <stddef.h>
+
+            /* Test that alignof yields a result consistent with offsetof.
+               This catches GCC bug 52023
+               <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52023>.  */
+            #ifdef __cplusplus
+               template <class t> struct alignof_helper { char a; t b; };
+            # define ao(type) offsetof (alignof_helper<type>, b)
+            #else
+            # define ao(type) offsetof (struct { char a; type b; }, b)
+            #endif
+            char test_double[ao (double) % _Alignof (double) == 0 ? 1 : -1];
+            char test_long[ao (long int) % _Alignof (long int) == 0 ? 1 : -1];
+            char test_alignof[alignof (double) == _Alignof (double) ? 1 : -1];
+
+            /* Test alignas only on platforms where gnulib can help.  */
+            #if \
+                ((defined __cplusplus && 201103 <= __cplusplus) \
+                 || (__TINYC__ && defined __attribute__) \
+                 || (defined __APPLE__ && defined __MACH__ \
+                     ? 4 < __GNUC__ + (1 <= __GNUC_MINOR__) \
+                     : __GNUC__) \
+                 || (__ia64 && (61200 <= __HP_cc || 61200 <= __HP_aCC)) \
+                 || __ICC || 0x590 <= __SUNPRO_C || 0x0600 <= __xlC__ \
+                 || 1300 <= _MSC_VER)
+              struct alignas_test { char c; char alignas (8) alignas_8; };
+              char test_alignas[offsetof (struct alignas_test, alignas_8) == 8
+                                ? 1 : -1];
+            #endif
+
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  gl_cv_header_working_stdalign_h=$gl_working
+else case e in #(
+  e) gl_cv_header_working_stdalign_h=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+
+      CFLAGS=$gl_saved_CFLAGS
+      test "$gl_cv_header_working_stdalign_h" != no && break
+     done ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_stdalign_h" >&5
+printf "%s\n" "$gl_cv_header_working_stdalign_h" >&6; }
+
+  case $gl_cv_header_working_stdalign_h in #(
+  yes*keyword*) :
+
+printf "%s\n" "#define HAVE_C_ALIGNASOF 1" >>confdefs.h
+ ;; #(
+  *) :
+     ;;
+esac
+
+
+
+
 
 
 
@@ -62996,6 +70487,33 @@ printf "%s\n" "#define GNULIB_TEST_BIND 1" >>confdefs.h
 
 
 
+
+
+
+    if test "$GL_GNULIB_BTOC32" != 1; then
+        if test "$GL_GNULIB_BTOC32" = 0; then
+      GL_GNULIB_BTOC32=$gl_module_indicator_condition
+    else
+      GL_GNULIB_BTOC32="($GL_GNULIB_BTOC32 || $gl_module_indicator_condition)"
+    fi
+  fi
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_BTOC32 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
   if test $ac_cv_func_btowc = no; then
     HAVE_BTOWC=0
   else
@@ -63008,22 +70526,22 @@ printf %s "checking whether btowc(0) is correct... " >&6; }
 if test ${gl_cv_func_btowc_nul+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
         if test "$cross_compiling" = yes
 then :
 
            case "$host_os" in
-                      # Guess no on Cygwin.
-             cygwin*) gl_cv_func_btowc_nul="guessing no" ;;
-                      # Guess yes on native Windows.
-             mingw*)  gl_cv_func_btowc_nul="guessing yes" ;;
-                      # Guess yes otherwise.
-             *)       gl_cv_func_btowc_nul="guessing yes" ;;
+                                # Guess no on Cygwin.
+             cygwin*)           gl_cv_func_btowc_nul="guessing no" ;;
+                                # Guess yes on native Windows.
+             mingw* | windows*) gl_cv_func_btowc_nul="guessing yes" ;;
+                                # Guess yes otherwise.
+             *)                 gl_cv_func_btowc_nul="guessing yes" ;;
            esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <wchar.h>
@@ -63037,14 +70555,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_btowc_nul=yes
-else $as_nop
-  gl_cv_func_btowc_nul=no
+else case e in #(
+  e) gl_cv_func_btowc_nul=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_btowc_nul" >&5
 printf "%s\n" "$gl_cv_func_btowc_nul" >&6; }
@@ -63054,22 +70575,22 @@ printf %s "checking whether btowc(EOF) is correct... " >&6; }
 if test ${gl_cv_func_btowc_eof+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                         case "$host_os" in
-                  # Guess no on IRIX.
-          irix*)  gl_cv_func_btowc_eof="guessing no" ;;
-                  # Guess yes on native Windows.
-          mingw*) gl_cv_func_btowc_eof="guessing yes" ;;
-                  # Guess yes otherwise.
-          *)      gl_cv_func_btowc_eof="guessing yes" ;;
+                             # Guess no on IRIX.
+          irix*)             gl_cv_func_btowc_eof="guessing no" ;;
+                             # Guess yes on native Windows.
+          mingw* | windows*) gl_cv_func_btowc_eof="guessing yes" ;;
+                             # Guess yes otherwise.
+          *)                 gl_cv_func_btowc_eof="guessing yes" ;;
         esac
         if test $LOCALE_FR != none; then
           if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -63088,19 +70609,97 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_btowc_eof=yes
-else $as_nop
-  gl_cv_func_btowc_eof=no
+else case e in #(
+  e) gl_cv_func_btowc_eof=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
         fi
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_btowc_eof" >&5
 printf "%s\n" "$gl_cv_func_btowc_eof" >&6; }
 
+
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether btowc is consistent with mbrtowc in the C locale" >&5
+printf %s "checking whether btowc is consistent with mbrtowc in the C locale... " >&6; }
+if test ${gl_cv_func_btowc_consistent+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+        if test "$cross_compiling" = yes
+then :
+  case "$host_os" in
+               # Guess no on mingw.
+             mingw* | windows*)
+               cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#ifdef __MINGW32__
+ Problem
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP_TRADITIONAL "Problem" >/dev/null 2>&1
+then :
+  gl_cv_func_btowc_consistent="guessing no"
+else case e in #(
+  e) gl_cv_func_btowc_consistent="guessing yes" ;;
+esac
+fi
+rm -rf conftest*
+
+               ;;
+               # Guess yes otherwise.
+             *) gl_cv_func_btowc_consistent="guessing yes" ;;
+           esac
+
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+int main ()
+{
+#if HAVE_MBRTOWC
+  wint_t wc1 = btowc (0x80);
+  wchar_t wc2 = (wchar_t) 0xbadface;
+  char buf[1] = { 0x80 };
+  mbstate_t state;
+  memset (&state, 0, sizeof (mbstate_t));
+  if (mbrtowc (&wc2, buf, 1, &state) != 1 || wc1 != wc2)
+    return 1;
+#endif
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_func_btowc_consistent=yes
+else case e in #(
+  e) gl_cv_func_btowc_consistent=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+       ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_btowc_consistent" >&5
+printf "%s\n" "$gl_cv_func_btowc_consistent" >&6; }
+
     case "$gl_cv_func_btowc_nul" in
       *yes) ;;
       *) REPLACE_BTOWC=1 ;;
@@ -63109,6 +70708,79 @@ printf "%s\n" "$gl_cv_func_btowc_eof" >&6; }
       *yes) ;;
       *) REPLACE_BTOWC=1 ;;
     esac
+    case "$gl_cv_func_btowc_consistent" in
+      *yes) ;;
+      *) REPLACE_BTOWC=1 ;;
+    esac
+    if test $REPLACE_BTOWC = 0; then
+
+     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C locale is free of encoding errors" >&5
+printf %s "checking whether the C locale is free of encoding errors... " >&6; }
+if test ${gl_cv_func_mbrtowc_C_locale_sans_EILSEQ+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test "$cross_compiling" = yes
+then :
+  case "$host_os" in
+                             # Guess yes on native Windows.
+          mingw* | windows*) gl_cv_func_mbrtowc_C_locale_sans_EILSEQ="guessing yes" ;;
+          *)                 gl_cv_func_mbrtowc_C_locale_sans_EILSEQ="$gl_cross_guess_normal" ;;
+        esac
+
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <limits.h>
+            #include <locale.h>
+            #include <wchar.h>
+
+int
+main (void)
+{
+
+            int i;
+            char *locale = setlocale (LC_ALL, "C");
+            if (! locale)
+              return 2;
+            for (i = CHAR_MIN; i <= CHAR_MAX; i++)
+              {
+                char c = i;
+                wchar_t wc;
+                mbstate_t mbs = { 0, };
+                size_t ss = mbrtowc (&wc, &c, 1, &mbs);
+                if (1 < ss)
+                  return 3;
+              }
+            return 0;
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_func_mbrtowc_C_locale_sans_EILSEQ=yes
+else case e in #(
+  e) gl_cv_func_mbrtowc_C_locale_sans_EILSEQ=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_C_locale_sans_EILSEQ" >&5
+printf "%s\n" "$gl_cv_func_mbrtowc_C_locale_sans_EILSEQ" >&6; }
+
+      case "$gl_cv_func_mbrtowc_C_locale_sans_EILSEQ" in
+        *yes) ;;
+        *) REPLACE_BTOWC=1 ;;
+      esac
+    fi
   fi
 
 
@@ -63131,6 +70803,7 @@ fi
   :
 
 
+
 fi
 
 
@@ -63165,548 +70838,255 @@ printf "%s\n" "#define GNULIB_TEST_BTOWC 1" >>confdefs.h
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
 
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
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+
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+
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+
+
+
+
+
+
+
+    ac_fn_check_decl "$LINENO" "c32rtomb" "ac_cv_have_decl_c32rtomb" "#ifdef __HAIKU__
+       #include <stdint.h>
+      #endif
+      #include <uchar.h>
+
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_c32rtomb" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+fi
+  if test $ac_cv_have_decl_c32rtomb = yes; then
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for c32rtomb" >&5
+printf %s "checking for c32rtomb... " >&6; }
+if test ${gl_cv_func_c32rtomb+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
 #include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
+              #ifdef __HAIKU__
+               #include <stdint.h>
+              #endif
+              #include <uchar.h>
+
+int
+main (void)
+{
+char buf[8];
+              return c32rtomb (buf, 0, NULL) == 0;
+
+  ;
   return 0;
 }
 
 _ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
+if ac_fn_c_try_link "$LINENO"
+then :
+  gl_cv_func_c32rtomb=yes
+else case e in #(
+  e) gl_cv_func_c32rtomb=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+       ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_c32rtomb" >&5
+printf "%s\n" "$gl_cv_func_c32rtomb" >&6; }
+  else
+    gl_cv_func_c32rtomb=no
+  fi
+  if test $gl_cv_func_c32rtomb = no; then
+    HAVE_C32RTOMB=0
+  else
+            if test $HAVE_WORKING_MBRTOC32 = 0; then
+      REPLACE_C32RTOMB=1
     fi
-    rm -fr conftest*
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether c32rtomb return value is correct" >&5
+printf %s "checking whether c32rtomb return value is correct... " >&6; }
+if test ${gl_cv_func_c32rtomb_retval+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+                case "$host_os" in
+          # Guess no on AIX.
+          aix*) gl_cv_func_c32rtomb_retval="guessing no" ;;
+          # Guess yes otherwise.
+          *)    gl_cv_func_c32rtomb_retval="guessing yes" ;;
+        esac
+        if test "$cross_compiling" = yes
+then :
+  :
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
 
+#include <stddef.h>
+#ifdef __HAIKU__
+ #include <stdint.h>
+#endif
+#include <uchar.h>
+int main ()
+{
+  int result = 0;
+  if (c32rtomb (NULL, 0, NULL) != 1)
+    result |= 1;
+  return result;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  gl_cv_func_c32rtomb_retval=yes
+else case e in #(
+  e) gl_cv_func_c32rtomb_retval=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
 
+       ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_c32rtomb_retval" >&5
+printf "%s\n" "$gl_cv_func_c32rtomb_retval" >&6; }
+    case "$gl_cv_func_c32rtomb_retval" in
+      *yes) ;;
+      *)
+printf "%s\n" "#define C32RTOMB_RETVAL_BUG 1" >>confdefs.h
 
+         REPLACE_C32RTOMB=1 ;;
+    esac
+  fi
 
 
+     if test $HAVE_C32RTOMB = 0 || test $REPLACE_C32RTOMB = 1; then
+  GL_COND_OBJ_C32RTOMB_TRUE=
+  GL_COND_OBJ_C32RTOMB_FALSE='#'
+else
+  GL_COND_OBJ_C32RTOMB_TRUE='#'
+  GL_COND_OBJ_C32RTOMB_FALSE=
+fi
+:
+    if test -z "${GL_COND_OBJ_C32RTOMB_TRUE}" && test -z "${GL_COND_OBJ_C32RTOMB_FALSE}"; then
+    GL_COND_OBJ_C32RTOMB_TRUE='#'
+    GL_COND_OBJ_C32RTOMB_FALSE='#'
+  fi
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
+
+
+
+
+
+
+    if test "$GL_GNULIB_C32RTOMB" != 1; then
+        if test "$GL_GNULIB_C32RTOMB" = 0; then
+      GL_GNULIB_C32RTOMB=$gl_module_indicator_condition
+    else
+      GL_GNULIB_C32RTOMB="($GL_GNULIB_C32RTOMB || $gl_module_indicator_condition)"
     fi
-    rm -fr conftest*
+  fi
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
 
 
 
 
+printf "%s\n" "#define GNULIB_TEST_C32RTOMB 1" >>confdefs.h
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a turkish Unicode locale" >&5
-printf %s "checking for a turkish Unicode locale... " >&6; }
-if test ${gt_cv_locale_tr_utf8+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-#include <wctype.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  But BeOS does not
-     implement the Turkish upper-/lowercase mappings.  Therefore, let this
-     program return 1 on BeOS.  */
-  /* Check whether the given locale name is recognized by the system.  */
-#if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-#else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-#endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the tr_TR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-#if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-#endif
-#ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-#endif
-  /* Check whether in the abbreviation of the eighth month, the second
-     character (should be U+011F: LATIN SMALL LETTER G WITH BREVE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1992 - 1900; t.tm_mon = 8 - 1; t.tm_mday = 19;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc4 || buf[2] != (char) 0x9f)
-    return 1;
-  /* Check whether the upper-/lowercase mappings are as expected for
-     Turkish.  */
-  if (towupper ('i') != 0x0130 || towlower (0x0130) != 'i'
-      || towupper(0x0131) != 'I' || towlower ('I') != 0x0131)
-    return 1;
-  return 0;
-}
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=Turkish_Turkey.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_tr_utf8=Turkish_Turkey.65001
-          else
-            # None found.
-            gt_cv_locale_tr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=tr_TR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_tr_utf8=tr_TR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=tr_TR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_tr_utf8=tr_TR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=tr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_tr_utf8=tr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_tr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
+
+
+
+
+
+
+
+
+
+
+
+
+
+    if test "$GL_GNULIB_C32TOB" != 1; then
+        if test "$GL_GNULIB_C32TOB" = 0; then
+      GL_GNULIB_C32TOB=$gl_module_indicator_condition
     else
-      gt_cv_locale_tr_utf8=none
+      GL_GNULIB_C32TOB="($GL_GNULIB_C32TOB || $gl_module_indicator_condition)"
     fi
-    rm -fr conftest*
+  fi
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_C32TOB 1" >>confdefs.h
+
+
+
+
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_tr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_tr_utf8" >&6; }
-  LOCALE_TR_UTF8=$gt_cv_locale_tr_utf8
 
 
 
@@ -63720,17 +71100,17 @@ printf %s "checking whether calloc (0, n) and calloc (n, 0) return nonnull... "
 if test ${ac_cv_func_calloc_0_nonnull+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test $cross_compiling != yes; then
+else case e in #(
+  e) if test $cross_compiling != yes; then
        ac_cv_func_calloc_0_nonnull=yes
        if test "$cross_compiling" = yes
 then :
-  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "cannot run test program while cross compiling
-See \`config.log' for more details" "$LINENO" 5; }
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+See 'config.log' for more details" "$LINENO" 5; }
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
 int
@@ -63750,26 +71130,29 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
 
-else $as_nop
-  ac_cv_func_calloc_0_nonnull=no
+else case e in #(
+  e) ac_cv_func_calloc_0_nonnull=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
      else
        case "$host_os" in
-                        # Guess yes on glibc systems.
-         *-gnu* | gnu*) ac_cv_func_calloc_0_nonnull="guessing yes" ;;
-                        # Guess yes on musl systems.
-         *-musl*)       ac_cv_func_calloc_0_nonnull="guessing yes" ;;
-                        # Guess yes on native Windows.
-         mingw*)        ac_cv_func_calloc_0_nonnull="guessing yes" ;;
-                        # If we don't know, obey --enable-cross-guesses.
-         *)             ac_cv_func_calloc_0_nonnull="$gl_cross_guess_normal" ;;
+                             # Guess yes on glibc systems.
+         *-gnu* | gnu*)      ac_cv_func_calloc_0_nonnull="guessing yes" ;;
+                             # Guess yes on musl systems.
+         *-musl* | midipix*) ac_cv_func_calloc_0_nonnull="guessing yes" ;;
+                             # Guess yes on native Windows.
+         mingw* | windows*)  ac_cv_func_calloc_0_nonnull="guessing yes" ;;
+                             # If we don't know, obey --enable-cross-guesses.
+         *)                  ac_cv_func_calloc_0_nonnull="$gl_cross_guess_normal" ;;
        esac
      fi
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_calloc_0_nonnull" >&5
 printf "%s\n" "$ac_cv_func_calloc_0_nonnull" >&6; }
@@ -63870,42 +71253,6 @@ printf "%s\n" "#define GNULIB_TEST_CLOEXEC 1" >>confdefs.h
 
 
 
-
-
-    if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
-      REPLACE_CLOSE=1
-    fi
-
-
-
-
-
-
-  if test $ac_cv_header_sys_socket_h != yes; then
-                    ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default"
-if test "x$ac_cv_header_winsock2_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_WINSOCK2_H 1" >>confdefs.h
-
-fi
-
-  fi
-  if test "$ac_cv_header_winsock2_h" = yes; then
-    HAVE_WINSOCK2_H=1
-    UNISTD_H_HAVE_WINSOCK2_H=1
-    SYS_IOCTL_H_HAVE_WINSOCK2_H=1
-  else
-    HAVE_WINSOCK2_H=0
-  fi
-
-
-    if test $UNISTD_H_HAVE_WINSOCK2_H = 1; then
-                        REPLACE_CLOSE=1
-    fi
-
-
-
-
      if test $REPLACE_CLOSE = 1; then
   GL_COND_OBJ_CLOSE_TRUE=
   GL_COND_OBJ_CLOSE_FALSE='#'
@@ -63998,8 +71345,8 @@ printf %s "checking whether // is distinct from /... " >&6; }
 if test ${gl_cv_double_slash_root+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-   if test x"$cross_compiling" = xyes ; then
+else case e in #(
+  e)  if test x"$cross_compiling" = xyes ; then
         # When cross-compiling, there is no way to tell whether // is special
         # short of a list of hosts.  However, the only known hosts to date
         # that have a distinct // are Apollo DomainOS (too old to port to),
@@ -64021,7 +71368,8 @@ else $as_nop
         else
           gl_cv_double_slash_root=yes
         fi
-      fi
+      fi ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_double_slash_root" >&5
 printf "%s\n" "$gl_cv_double_slash_root" >&6; }
@@ -64039,11 +71387,11 @@ printf %s "checking whether dup2 works... " >&6; }
 if test ${gl_cv_func_dup2_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-         mingw*) # on this platform, dup2 always returns 0 for success
+         mingw* | windows*) # on this platform, dup2 always returns 0 for success
            gl_cv_func_dup2_works="guessing no" ;;
          cygwin*) # on cygwin 1.5.x, dup2(1,1) returns 0
            gl_cv_func_dup2_works="guessing no" ;;
@@ -64059,8 +71407,8 @@ then :
            gl_cv_func_dup2_works="guessing no" ;;
          *) gl_cv_func_dup2_works="guessing yes" ;;
        esac
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
        #include <errno.h>
@@ -64130,14 +71478,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_dup2_works=yes
-else $as_nop
-  gl_cv_func_dup2_works=no
+else case e in #(
+  e) gl_cv_func_dup2_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_dup2_works" >&5
 printf "%s\n" "$gl_cv_func_dup2_works" >&6; }
@@ -64227,37 +71578,10 @@ printf "%s\n" "#define GNULIB_TEST_ENVIRON 1" >>confdefs.h
 
 
 
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for error_at_line" >&5
-printf %s "checking for error_at_line... " >&6; }
-if test ${ac_cv_lib_error_at_line+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <error.h>
-int
-main (void)
-{
-error_at_line (0, 0, "", 0, "an error occurred");
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
-  ac_cv_lib_error_at_line=yes
-else $as_nop
-  ac_cv_lib_error_at_line=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_error_at_line" >&5
-printf "%s\n" "$ac_cv_lib_error_at_line" >&6; }
 
 
-     if test "$ac_cv_lib_error_at_line" = no; then
+
+     if test $COMPILE_ERROR_C = 1; then
   GL_COND_OBJ_ERROR_TRUE=
   GL_COND_OBJ_ERROR_FALSE='#'
 else
@@ -64286,6 +71610,8 @@ fi
 
 
 
+
+
   if test $ac_cv_func_fcntl = no; then
 
 
@@ -64302,16 +71628,16 @@ printf %s "checking whether fcntl handles F_DUPFD correctly... " >&6; }
 if test ${gl_cv_func_fcntl_f_dupfd_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case $host_os in
             aix* | cygwin* | haiku*)
                gl_cv_func_fcntl_f_dupfd_works="guessing no" ;;
             *) gl_cv_func_fcntl_f_dupfd_works="guessing yes" ;;
           esac
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <errno.h>
               #include <fcntl.h>
@@ -64364,13 +71690,16 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_fcntl_f_dupfd_works=yes
-else $as_nop
-  gl_cv_func_fcntl_f_dupfd_works=no
+else case e in #(
+  e) gl_cv_func_fcntl_f_dupfd_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fcntl_f_dupfd_works" >&5
 printf "%s\n" "$gl_cv_func_fcntl_f_dupfd_works" >&6; }
@@ -64395,8 +71724,8 @@ printf %s "checking whether fcntl understands F_DUPFD_CLOEXEC... " >&6; }
 if test ${gl_cv_func_fcntl_f_dupfd_cloexec+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
                      # Guess no on NetBSD.
@@ -64404,8 +71733,8 @@ then :
             *)       gl_cv_func_fcntl_f_dupfd_cloexec="$gl_cross_guess_normal" ;;
           esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <fcntl.h>
               #include <unistd.h>
@@ -64447,19 +71776,23 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_func_fcntl_f_dupfd_cloexec=yes
-else $as_nop
-  gl_cv_func_fcntl_f_dupfd_cloexec="needs runtime check"
+else case e in #(
+  e) gl_cv_func_fcntl_f_dupfd_cloexec="needs runtime check" ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
-else $as_nop
-  gl_cv_func_fcntl_f_dupfd_cloexec=no
+else case e in #(
+  e) gl_cv_func_fcntl_f_dupfd_cloexec=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fcntl_f_dupfd_cloexec" >&5
 printf "%s\n" "$gl_cv_func_fcntl_f_dupfd_cloexec" >&6; }
@@ -64539,17 +71872,17 @@ printf %s "checking whether fdopen sets errno... " >&6; }
 if test ${gl_cv_func_fdopen_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
         if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-             mingw*) gl_cv_func_fdopen_works="guessing no" ;;
-             *)      gl_cv_func_fdopen_works="guessing yes" ;;
+             mingw* | windows*) gl_cv_func_fdopen_works="guessing no" ;;
+             *)                 gl_cv_func_fdopen_works="guessing yes" ;;
            esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <stdio.h>
@@ -64572,14 +71905,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_fdopen_works=yes
-else $as_nop
-  gl_cv_func_fdopen_works=no
+else case e in #(
+  e) gl_cv_func_fdopen_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fdopen_works" >&5
 printf "%s\n" "$gl_cv_func_fdopen_works" >&6; }
@@ -64637,7 +71973,7 @@ printf "%s\n" "#define GNULIB_TEST_FDOPEN 1" >>confdefs.h
 
 
   case "$host_os" in
-    mingw* | solaris*)
+    darwin* | mingw* | windows* | solaris*)
                         REPLACE_FSTAT=1
       ;;
   esac
@@ -64661,7 +71997,7 @@ fi
   if test -z "$GL_COND_OBJ_FSTAT_TRUE"; then :
 
     case "$host_os" in
-      mingw*)
+      mingw* | windows*)
 
 
 
@@ -64709,17 +72045,88 @@ printf "%s\n" "#define GNULIB_TEST_FSTAT 1" >>confdefs.h
 
 
 
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ftruncate" >&5
+printf %s "checking for ftruncate... " >&6; }
+if test ${gl_cv_onwards_func_ftruncate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "ftruncate" "ac_cv_have_decl_ftruncate" "#include <unistd.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_ftruncate" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_ftruncate = yes; then
+             ac_fn_c_check_func "$LINENO" "ftruncate" "ac_cv_func_ftruncate"
+if test "x$ac_cv_func_ftruncate" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_ftruncate = yes; then
+               gl_cv_onwards_func_ftruncate=yes
+             else
+                                                            gl_cv_onwards_func_ftruncate='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_ftruncate='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "ftruncate" "ac_cv_func_ftruncate"
+if test "x$ac_cv_func_ftruncate" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_ftruncate=$ac_cv_func_ftruncate
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_ftruncate" >&5
+printf "%s\n" "$gl_cv_onwards_func_ftruncate" >&6; }
+
+  case "$gl_cv_onwards_func_ftruncate" in
+    future*) ac_cv_func_ftruncate=no ;;
+    *)       ac_cv_func_ftruncate=$gl_cv_onwards_func_ftruncate ;;
+  esac
+  if test $ac_cv_func_ftruncate = yes; then
+
+printf "%s\n" "#define HAVE_FTRUNCATE 1" >>confdefs.h
+
+  fi
+
+
   if test $ac_cv_func_ftruncate = yes; then
 
 
       case "$host_os" in
-        mingw*)
+        mingw* | windows*)
                                                                       REPLACE_FTRUNCATE=1
           ;;
       esac
 
   else
     HAVE_FTRUNCATE=0
+    case "$gl_cv_onwards_func_ftruncate" in
+      future*) REPLACE_FTRUNCATE=1 ;;
+    esac
   fi
 
 
@@ -64837,8 +72244,8 @@ printf %s "checking whether getdtablesize works... " >&6; }
 if test ${gl_cv_func_getdtablesize_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-                                                   case "$host_os" in
+else case e in #(
+  e)                                                  case "$host_os" in
          vms*) gl_cv_func_getdtablesize_works="no (limitation)" ;;
          *)
                                                        if test "$cross_compiling" = yes
@@ -64849,8 +72256,8 @@ then :
                 *) gl_cv_func_getdtablesize_works="guessing yes" ;;
               esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
              #include <unistd.h>
@@ -64875,16 +72282,19 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_getdtablesize_works=yes
-else $as_nop
-  gl_cv_func_getdtablesize_works=no
+else case e in #(
+  e) gl_cv_func_getdtablesize_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
            ;;
        esac
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getdtablesize_works" >&5
 printf "%s\n" "$gl_cv_func_getdtablesize_works" >&6; }
@@ -64949,8 +72359,8 @@ printf %s "checking for getpagesize... " >&6; }
 if test ${gl_cv_func_getpagesize+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <unistd.h>
 int
@@ -64965,12 +72375,14 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_getpagesize=yes
-else $as_nop
-  gl_cv_func_getpagesize=no
+else case e in #(
+  e) gl_cv_func_getpagesize=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getpagesize" >&5
 printf "%s\n" "$gl_cv_func_getpagesize" >&6; }
@@ -64999,7 +72411,7 @@ fi
     fi
   fi
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
       REPLACE_GETPAGESIZE=1
       ;;
   esac
@@ -65007,8 +72419,9 @@ fi
 if test "x$ac_cv_have_decl_getpagesize" = xyes
 then :
 
-else $as_nop
-  HAVE_DECL_GETPAGESIZE=0
+else case e in #(
+  e) HAVE_DECL_GETPAGESIZE=0 ;;
+esac
 fi
 
 
@@ -65053,14 +72466,128 @@ printf "%s\n" "#define GNULIB_TEST_GETPAGESIZE 1" >>confdefs.h
 
 
 
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for getprogname" >&5
+printf %s "checking for getprogname... " >&6; }
+if test ${gl_cv_onwards_func_getprogname+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "getprogname" "ac_cv_have_decl_getprogname" "#include <stdlib.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_getprogname" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_getprogname = yes; then
+             ac_fn_c_check_func "$LINENO" "getprogname" "ac_cv_func_getprogname"
+if test "x$ac_cv_func_getprogname" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_getprogname = yes; then
+               gl_cv_onwards_func_getprogname=yes
+             else
+                                                            gl_cv_onwards_func_getprogname='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_getprogname='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "getprogname" "ac_cv_func_getprogname"
+if test "x$ac_cv_func_getprogname" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_getprogname=$ac_cv_func_getprogname
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_getprogname" >&5
+printf "%s\n" "$gl_cv_onwards_func_getprogname" >&6; }
+
+  case "$gl_cv_onwards_func_getprogname" in
+    future*) ac_cv_func_getprogname=no ;;
+    *)       ac_cv_func_getprogname=$gl_cv_onwards_func_getprogname ;;
+  esac
+  if test $ac_cv_func_getprogname = yes; then
+
+printf "%s\n" "#define HAVE_GETPROGNAME 1" >>confdefs.h
+
+  fi
+
+
+  if test $ac_cv_func_getprogname = no; then
+    HAVE_GETPROGNAME=0
+    case "$gl_cv_onwards_func_getprogname" in
+      future*) REPLACE_GETPROGNAME=1 ;;
+    esac
+  fi
+  ac_fn_check_decl "$LINENO" "program_invocation_name" "ac_cv_have_decl_program_invocation_name" "#include <errno.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_program_invocation_name" = xyes
+then :
+  ac_have_decl=1
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
+fi
+printf "%s\n" "#define HAVE_DECL_PROGRAM_INVOCATION_NAME $ac_have_decl" >>confdefs.h
+if test $ac_have_decl = 1
+then :
+
+else case e in #(
+  e) HAVE_DECL_PROGRAM_INVOCATION_NAME=0 ;;
+esac
+fi
+
+
+
+     if test $HAVE_GETPROGNAME = 0 || test $REPLACE_GETPROGNAME = 1; then
+  GL_COND_OBJ_GETPROGNAME_TRUE=
+  GL_COND_OBJ_GETPROGNAME_FALSE='#'
+else
+  GL_COND_OBJ_GETPROGNAME_TRUE='#'
+  GL_COND_OBJ_GETPROGNAME_FALSE=
+fi
+:
+    if test -z "${GL_COND_OBJ_GETPROGNAME_TRUE}" && test -z "${GL_COND_OBJ_GETPROGNAME_FALSE}"; then
+    GL_COND_OBJ_GETPROGNAME_TRUE='#'
+    GL_COND_OBJ_GETPROGNAME_FALSE='#'
+  fi
+
+  if test -z "$GL_COND_OBJ_GETPROGNAME_TRUE"; then :
+
+
+
+
   ac_found=0
   ac_fn_check_decl "$LINENO" "program_invocation_name" "ac_cv_have_decl_program_invocation_name" "#include <errno.h>
 " "$ac_c_undeclared_builtin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_program_invocation_name" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_PROGRAM_INVOCATION_NAME $ac_have_decl" >>confdefs.h
 if test $ac_have_decl = 1
@@ -65073,8 +72600,9 @@ fi
 if test "x$ac_cv_have_decl_program_invocation_short_name" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME $ac_have_decl" >>confdefs.h
 if test $ac_have_decl = 1
@@ -65087,8 +72615,9 @@ fi
 if test "x$ac_cv_have_decl___argv" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL___ARGV $ac_have_decl" >>confdefs.h
 if test $ac_have_decl = 1
@@ -65106,8 +72635,8 @@ printf %s "checking whether __progname is defined in default libraries... " >&6;
 if test ${gl_cv_var___progname+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
         gl_cv_var___progname=
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -65129,7 +72658,8 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_var___progname" >&5
 printf "%s\n" "$gl_cv_var___progname" >&6; }
@@ -65141,6 +72671,33 @@ printf "%s\n" "#define HAVE_VAR___PROGNAME 1" >>confdefs.h
   fi
 
 
+fi
+
+
+
+
+
+
+
+
+
+    if test "$GL_GNULIB_GETPROGNAME" != 1; then
+        if test "$GL_GNULIB_GETPROGNAME" = 0; then
+      GL_GNULIB_GETPROGNAME=$gl_module_indicator_condition
+    else
+      GL_GNULIB_GETPROGNAME="($GL_GNULIB_GETPROGNAME || $gl_module_indicator_condition)"
+    fi
+  fi
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_GETPROGNAME 1" >>confdefs.h
+
+
+
+
 
 
 
@@ -65158,8 +72715,8 @@ printf %s "checking for gettimeofday with POSIX signature... " >&6; }
 if test ${gl_cv_func_gettimeofday_posix_signature+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/time.h>
               struct timeval c;
@@ -65185,8 +72742,8 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_func_gettimeofday_posix_signature=yes
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/time.h>
 int gettimeofday (struct timeval *restrict, struct timezone *restrict);
@@ -65202,12 +72759,15 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_func_gettimeofday_posix_signature=almost
-else $as_nop
-  gl_cv_func_gettimeofday_posix_signature=no
+else case e in #(
+  e) gl_cv_func_gettimeofday_posix_signature=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_gettimeofday_posix_signature" >&5
 printf "%s\n" "$gl_cv_func_gettimeofday_posix_signature" >&6; }
@@ -65220,7 +72780,7 @@ printf "%s\n" "$gl_cv_func_gettimeofday_posix_signature" >&6; }
       REPLACE_GETTIMEOFDAY=1
     fi
             case "$host_os" in
-      mingw*) REPLACE_GETTIMEOFDAY=1 ;;
+      mingw* | windows*) REPLACE_GETTIMEOFDAY=1 ;;
     esac
   fi
 
@@ -65274,6 +72834,74 @@ printf "%s\n" "#define GNULIB_TEST_GETTIMEOFDAY 1" >>confdefs.h
 
 
 
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for duplocale" >&5
+printf %s "checking for duplocale... " >&6; }
+if test ${gl_cv_onwards_func_duplocale+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "duplocale" "ac_cv_have_decl_duplocale" "#include <locale.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_duplocale" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_duplocale = yes; then
+             ac_fn_c_check_func "$LINENO" "duplocale" "ac_cv_func_duplocale"
+if test "x$ac_cv_func_duplocale" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_duplocale = yes; then
+               gl_cv_onwards_func_duplocale=yes
+             else
+                                                            gl_cv_onwards_func_duplocale='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_duplocale='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "duplocale" "ac_cv_func_duplocale"
+if test "x$ac_cv_func_duplocale" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_duplocale=$ac_cv_func_duplocale
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_duplocale" >&5
+printf "%s\n" "$gl_cv_onwards_func_duplocale" >&6; }
+
+  case "$gl_cv_onwards_func_duplocale" in
+    future*) ac_cv_func_duplocale=no ;;
+    *)       ac_cv_func_duplocale=$gl_cv_onwards_func_duplocale ;;
+  esac
+  if test $ac_cv_func_duplocale = yes; then
+
+printf "%s\n" "#define HAVE_DUPLOCALE 1" >>confdefs.h
+
+  fi
+
+
+
 
 
 
@@ -65311,8 +72939,9 @@ fi
 if test "x$ac_cv_have_decl_inet_pton" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_INET_PTON $ac_have_decl" >>confdefs.h
 
@@ -65322,21 +72951,27 @@ printf "%s\n" "#define HAVE_DECL_INET_PTON $ac_have_decl" >>confdefs.h
       HAVE_DECL_INET_PTON=0
     fi
   else
-    gl_save_LIBS=$LIBS
+    gl_saved_LIBS=$LIBS
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing inet_pton" >&5
 printf %s "checking for library containing inet_pton... " >&6; }
 if test ${ac_cv_search_inet_pton+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_func_search_save_LIBS=$LIBS
+else case e in #(
+  e) ac_func_search_save_LIBS=$LIBS
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char inet_pton ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char inet_pton (void);
 int
 main (void)
 {
@@ -65367,11 +73002,13 @@ done
 if test ${ac_cv_search_inet_pton+y}
 then :
 
-else $as_nop
-  ac_cv_search_inet_pton=no
+else case e in #(
+  e) ac_cv_search_inet_pton=no ;;
+esac
 fi
 rm conftest.$ac_ext
-LIBS=$ac_func_search_save_LIBS
+LIBS=$ac_func_search_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_inet_pton" >&5
 printf "%s\n" "$ac_cv_search_inet_pton" >&6; }
@@ -65380,8 +73017,8 @@ if test "$ac_res" != no
 then :
   test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
 
-else $as_nop
-  ac_fn_c_check_func "$LINENO" "inet_pton" "ac_cv_func_inet_pton"
+else case e in #(
+  e) ac_fn_c_check_func "$LINENO" "inet_pton" "ac_cv_func_inet_pton"
 if test "x$ac_cv_func_inet_pton" = xyes
 then :
   printf "%s\n" "#define HAVE_INET_PTON 1" >>confdefs.h
@@ -65391,10 +73028,11 @@ fi
        if test $ac_cv_func_inet_pton = no; then
          HAVE_INET_PTON=0
        fi
-
+       ;;
+esac
 fi
 
-    LIBS=$gl_save_LIBS
+    LIBS=$gl_saved_LIBS
 
     if test "$ac_cv_search_inet_pton" != "no" \
        && test "$ac_cv_search_inet_pton" != "none required"; then
@@ -65411,8 +73049,9 @@ fi
 if test "x$ac_cv_have_decl_inet_pton" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_INET_PTON $ac_have_decl" >>confdefs.h
 
@@ -65468,8 +73107,8 @@ printf %s "checking whether byte ordering is bigendian... " >&6; }
 if test ${ac_cv_c_bigendian+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_c_bigendian=unknown
+else case e in #(
+  e) ac_cv_c_bigendian=unknown
     # See if we're dealing with a universal compiler.
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -65515,8 +73154,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 int
 main (void)
 {
-#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \
-		     && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \
+#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \\
+		     && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \\
 		     && LITTLE_ENDIAN)
 	      bogus endian macros
 	     #endif
@@ -65547,8 +73186,9 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_c_bigendian=yes
-else $as_nop
-  ac_cv_c_bigendian=no
+else case e in #(
+  e) ac_cv_c_bigendian=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
@@ -65592,8 +73232,9 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_c_bigendian=yes
-else $as_nop
-  ac_cv_c_bigendian=no
+else case e in #(
+  e) ac_cv_c_bigendian=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
@@ -65620,22 +73261,23 @@ unsigned short int ascii_mm[] =
 		int use_ebcdic (int i) {
 		  return ebcdic_mm[i] + ebcdic_ii[i];
 		}
-		extern int foo;
-
-int
-main (void)
-{
-return use_ascii (foo) == use_ebcdic (foo);
-  ;
-  return 0;
-}
+		int
+		main (int argc, char **argv)
+		{
+		  /* Intimidate the compiler so that it does not
+		     optimize the arrays away.  */
+		  char *p = argv[0];
+		  ascii_mm[1] = *p++; ebcdic_mm[1] = *p++;
+		  ascii_ii[1] = *p++; ebcdic_ii[1] = *p++;
+		  return use_ascii (argc) == use_ebcdic (*p);
+		}
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
+if ac_fn_c_try_link "$LINENO"
 then :
-  if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then
+  if grep BIGenDianSyS conftest$ac_exeext >/dev/null; then
 	      ac_cv_c_bigendian=yes
 	    fi
-	    if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then
+	    if grep LiTTleEnDian conftest$ac_exeext >/dev/null ; then
 	      if test "$ac_cv_c_bigendian" = unknown; then
 		ac_cv_c_bigendian=no
 	      else
@@ -65644,9 +73286,10 @@ then :
 	      fi
 	    fi
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
 int
@@ -65669,14 +73312,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   ac_cv_c_bigendian=no
-else $as_nop
-  ac_cv_c_bigendian=yes
+else case e in #(
+  e) ac_cv_c_bigendian=yes ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-    fi
+    fi ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_bigendian" >&5
 printf "%s\n" "$ac_cv_c_bigendian" >&6; }
@@ -65716,8 +73362,8 @@ printf %s "checking for ioctl with POSIX signature... " >&6; }
 if test ${gl_cv_func_ioctl_posix_signature+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/ioctl.h>
               /* On some platforms, ioctl() is declared in <unistd.h>.  */
@@ -65740,11 +73386,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_func_ioctl_posix_signature=yes
-else $as_nop
-  gl_cv_func_ioctl_posix_signature=no
+else case e in #(
+  e) gl_cv_func_ioctl_posix_signature=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ioctl_posix_signature" >&5
 printf "%s\n" "$gl_cv_func_ioctl_posix_signature" >&6; }
@@ -65841,1787 +73489,233 @@ printf "%s\n" "#define GNULIB_ISBLANK $gl_module_indicator_condition" >>confdefs
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'double'" >&5
-printf %s "checking where to find the exponent in a 'double'... " >&6; }
-if test ${gl_cv_cc_double_expbit0+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-      if test "$cross_compiling" = yes
-then :
 
-                                                                      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#if defined arm || defined __arm || defined __arm__
-  mixed_endianness
-#endif
 
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "mixed_endianness" >/dev/null 2>&1
-then :
-  gl_cv_cc_double_expbit0="unknown"
-else $as_nop
 
-                                                         :
-if test ${ac_cv_c_bigendian+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_c_bigendian=unknown
-    # See if we're dealing with a universal compiler.
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#ifndef __APPLE_CC__
-	       not a universal capable compiler
-	     #endif
-	     typedef int dummy;
 
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
 
-	# Check for potential -arch flags.  It is not universal unless
-	# there are at least two -arch flags with different values.
-	ac_arch=
-	ac_prev=
-	for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do
-	 if test -n "$ac_prev"; then
-	   case $ac_word in
-	     i?86 | x86_64 | ppc | ppc64)
-	       if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then
-		 ac_arch=$ac_word
-	       else
-		 ac_cv_c_bigendian=universal
-		 break
-	       fi
-	       ;;
-	   esac
-	   ac_prev=
-	 elif test "x$ac_word" = "x-arch"; then
-	   ac_prev=arch
-	 fi
-       done
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-    if test $ac_cv_c_bigendian = unknown; then
-      # See if sys/param.h defines the BYTE_ORDER macro.
-      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <sys/types.h>
-	     #include <sys/param.h>
 
-int
-main (void)
-{
-#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \
-		     && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \
-		     && LITTLE_ENDIAN)
-	      bogus endian macros
-	     #endif
 
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  # It does; now see whether it defined to BIG_ENDIAN or not.
-	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <sys/types.h>
-		#include <sys/param.h>
 
-int
-main (void)
-{
-#if BYTE_ORDER != BIG_ENDIAN
-		 not big endian
-		#endif
 
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the __inline keyword" >&5
+printf %s "checking whether the compiler supports the __inline keyword... " >&6; }
+if test ${gl_cv_c___inline+y}
 then :
-  ac_cv_c_bigendian=yes
-else $as_nop
-  ac_cv_c_bigendian=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-    fi
-    if test $ac_cv_c_bigendian = unknown; then
-      # See if <limits.h> defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris).
-      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <limits.h>
-
-int
-main (void)
-{
-#if ! (defined _LITTLE_ENDIAN || defined _BIG_ENDIAN)
-	      bogus endian macros
-	     #endif
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  # It does; now see whether it defined to _BIG_ENDIAN or not.
-	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <limits.h>
-
-int
-main (void)
-{
-#ifndef _BIG_ENDIAN
-		 not big endian
-		#endif
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  ac_cv_c_bigendian=yes
-else $as_nop
-  ac_cv_c_bigendian=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-    fi
-    if test $ac_cv_c_bigendian = unknown; then
-      # Compile a test program.
-      if test "$cross_compiling" = yes
-then :
-  # Try to guess by grepping values from an object file.
-	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-unsigned short int ascii_mm[] =
-		  { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
-		unsigned short int ascii_ii[] =
-		  { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 };
-		int use_ascii (int i) {
-		  return ascii_mm[i] + ascii_ii[i];
-		}
-		unsigned short int ebcdic_ii[] =
-		  { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 };
-		unsigned short int ebcdic_mm[] =
-		  { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 };
-		int use_ebcdic (int i) {
-		  return ebcdic_mm[i] + ebcdic_ii[i];
-		}
-		extern int foo;
-
+typedef int foo_t;
+           static __inline foo_t foo (void) { return 0; }
 int
 main (void)
 {
-return use_ascii (foo) == use_ebcdic (foo);
+return foo ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
-  if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then
-	      ac_cv_c_bigendian=yes
-	    fi
-	    if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then
-	      if test "$ac_cv_c_bigendian" = unknown; then
-		ac_cv_c_bigendian=no
-	      else
-		# finding both strings is unlikely to happen, but who knows?
-		ac_cv_c_bigendian=unknown
-	      fi
-	    fi
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$ac_includes_default
-int
-main (void)
-{
-
-	     /* Are we little or big endian?  From Harbison&Steele.  */
-	     union
-	     {
-	       long int l;
-	       char c[sizeof (long int)];
-	     } u;
-	     u.l = 1;
-	     return u.c[sizeof (long int) - 1] == 1;
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
-then :
-  ac_cv_c_bigendian=no
-else $as_nop
-  ac_cv_c_bigendian=yes
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  gl_cv_c___inline=yes
+else case e in #(
+  e) gl_cv_c___inline=no ;;
+esac
 fi
-
-    fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-:
- case $ac_cv_c_bigendian in #(
-   yes)
-     gl_cv_cc_double_expbit0="word 0 bit 20";; #(
-   no)
-     gl_cv_cc_double_expbit0="word 1 bit 20" ;; #(
-   universal)
-
-printf "%s\n" "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h
-
-     ;; #(
-   *)
-     gl_cv_cc_double_expbit0="unknown" ;;
- esac
-
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_c___inline" >&5
+printf "%s\n" "$gl_cv_c___inline" >&6; }
+  if test $gl_cv_c___inline = yes; then
 
-fi
-rm -rf conftest*
+printf "%s\n" "#define HAVE___INLINE 1" >>confdefs.h
 
+  fi
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <float.h>
-#include <stddef.h>
-#include <stdio.h>
-#include <string.h>
-#define NWORDS \
-  ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
-typedef union { double value; unsigned int word[NWORDS]; } memory_double;
-static unsigned int ored_words[NWORDS];
-static unsigned int anded_words[NWORDS];
-static void add_to_ored_words (double x)
-{
-  memory_double m;
-  size_t i;
-  /* Clear it first, in case sizeof (double) < sizeof (memory_double).  */
-  memset (&m, 0, sizeof (memory_double));
-  m.value = x;
-  for (i = 0; i < NWORDS; i++)
-    {
-      ored_words[i] |= m.word[i];
-      anded_words[i] &= m.word[i];
-    }
-}
-int main ()
-{
-  size_t j;
-  FILE *fp = fopen ("conftest.out", "w");
-  if (fp == NULL)
-    return 1;
-  for (j = 0; j < NWORDS; j++)
-    anded_words[j] = ~ (unsigned int) 0;
-  add_to_ored_words (0.25);
-  add_to_ored_words (0.5);
-  add_to_ored_words (1.0);
-  add_to_ored_words (2.0);
-  add_to_ored_words (4.0);
-  /* Remove bits that are common (e.g. if representation of the first mantissa
-     bit is explicit).  */
-  for (j = 0; j < NWORDS; j++)
-    ored_words[j] &= ~anded_words[j];
-  /* Now find the nonzero word.  */
-  for (j = 0; j < NWORDS; j++)
-    if (ored_words[j] != 0)
-      break;
-  if (j < NWORDS)
-    {
-      size_t i;
-      for (i = j + 1; i < NWORDS; i++)
-        if (ored_words[i] != 0)
-          {
-            fprintf (fp, "unknown");
-            return (fclose (fp) != 0);
-          }
-      for (i = 0; ; i++)
-        if ((ored_words[j] >> i) & 1)
-          {
-            fprintf (fp, "word %d bit %d", (int) j, (int) i);
-            return (fclose (fp) != 0);
-          }
-    }
-  fprintf (fp, "unknown");
-  return (fclose (fp) != 0);
-}
 
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
-then :
-  gl_cv_cc_double_expbit0=`cat conftest.out`
-else $as_nop
-  gl_cv_cc_double_expbit0="unknown"
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+     if test "$ac_cv_header_winsock2_h" = yes; then
+  GL_COND_OBJ_LISTEN_TRUE=
+  GL_COND_OBJ_LISTEN_FALSE='#'
+else
+  GL_COND_OBJ_LISTEN_TRUE='#'
+  GL_COND_OBJ_LISTEN_FALSE=
 fi
+:
+    if test -z "${GL_COND_OBJ_LISTEN_TRUE}" && test -z "${GL_COND_OBJ_LISTEN_FALSE}"; then
+    GL_COND_OBJ_LISTEN_TRUE='#'
+    GL_COND_OBJ_LISTEN_FALSE='#'
+  fi
 
-      rm -f conftest.out
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_double_expbit0" >&5
-printf "%s\n" "$gl_cv_cc_double_expbit0" >&6; }
-  case "$gl_cv_cc_double_expbit0" in
-    word*bit*)
-      word=`echo "$gl_cv_cc_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'`
-      bit=`echo "$gl_cv_cc_double_expbit0" | sed -e 's/word.*bit //'`
 
-printf "%s\n" "#define DBL_EXPBIT0_WORD $word" >>confdefs.h
 
 
-printf "%s\n" "#define DBL_EXPBIT0_BIT $bit" >>confdefs.h
 
-      ;;
-  esac
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'float'" >&5
-printf %s "checking where to find the exponent in a 'float'... " >&6; }
-if test ${gl_cv_cc_float_expbit0+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-      if test "$cross_compiling" = yes
-then :
-  gl_cv_cc_float_expbit0="word 0 bit 23"
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <float.h>
-#include <stddef.h>
-#include <stdio.h>
-#include <string.h>
-#define NWORDS \
-  ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
-typedef union { float value; unsigned int word[NWORDS]; } memory_float;
-static unsigned int ored_words[NWORDS];
-static unsigned int anded_words[NWORDS];
-static void add_to_ored_words (float x)
-{
-  memory_float m;
-  size_t i;
-  /* Clear it first, in case
-     sizeof (float) < sizeof (memory_float).  */
-  memset (&m, 0, sizeof (memory_float));
-  m.value = x;
-  for (i = 0; i < NWORDS; i++)
-    {
-      ored_words[i] |= m.word[i];
-      anded_words[i] &= m.word[i];
-    }
-}
-int main ()
-{
-  size_t j;
-  FILE *fp = fopen ("conftest.out", "w");
-  if (fp == NULL)
-    return 1;
-  for (j = 0; j < NWORDS; j++)
-    anded_words[j] = ~ (unsigned int) 0;
-  add_to_ored_words (0.25f);
-  add_to_ored_words (0.5f);
-  add_to_ored_words (1.0f);
-  add_to_ored_words (2.0f);
-  add_to_ored_words (4.0f);
-  /* Remove bits that are common (e.g. if representation of the first mantissa
-     bit is explicit).  */
-  for (j = 0; j < NWORDS; j++)
-    ored_words[j] &= ~anded_words[j];
-  /* Now find the nonzero word.  */
-  for (j = 0; j < NWORDS; j++)
-    if (ored_words[j] != 0)
-      break;
-  if (j < NWORDS)
-    {
-      size_t i;
-      for (i = j + 1; i < NWORDS; i++)
-        if (ored_words[i] != 0)
-          {
-            fprintf (fp, "unknown");
-            return (fclose (fp) != 0);
-          }
-      for (i = 0; ; i++)
-        if ((ored_words[j] >> i) & 1)
-          {
-            fprintf (fp, "word %d bit %d", (int) j, (int) i);
-            return (fclose (fp) != 0);
-          }
-    }
-  fprintf (fp, "unknown");
-  return (fclose (fp) != 0);
-}
+    if test "$GL_GNULIB_LISTEN" != 1; then
+        if test "$GL_GNULIB_LISTEN" = 0; then
+      GL_GNULIB_LISTEN=$gl_module_indicator_condition
+    else
+      GL_GNULIB_LISTEN="($GL_GNULIB_LISTEN || $gl_module_indicator_condition)"
+    fi
+  fi
 
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
-then :
-  gl_cv_cc_float_expbit0=`cat conftest.out`
-else $as_nop
-  gl_cv_cc_float_expbit0="unknown"
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
 
-      rm -f conftest.out
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_expbit0" >&5
-printf "%s\n" "$gl_cv_cc_float_expbit0" >&6; }
-  case "$gl_cv_cc_float_expbit0" in
-    word*bit*)
-      word=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word //' -e 's/ bit.*//'`
-      bit=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word.*bit //'`
 
-printf "%s\n" "#define FLT_EXPBIT0_WORD $word" >>confdefs.h
 
+printf "%s\n" "#define GNULIB_TEST_LISTEN 1" >>confdefs.h
 
-printf "%s\n" "#define FLT_EXPBIT0_BIT $bit" >>confdefs.h
 
-      ;;
-  esac
 
 
 
-     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'long double'" >&5
-printf %s "checking where to find the exponent in a 'long double'... " >&6; }
-if test ${gl_cv_cc_long_double_expbit0+y}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for newlocale" >&5
+printf %s "checking for newlocale... " >&6; }
+if test ${gl_cv_onwards_func_newlocale+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
-      if test "$cross_compiling" = yes
-then :
-
-                              gl_cv_cc_long_double_expbit0="unknown"
-          case "$host_os" in
-            mingw*) # On native Windows (little-endian), we know the result
-                    # in two cases: mingw, MSVC.
-              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#ifdef __MINGW32__
- Known
-#endif
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
-then :
-  gl_cv_cc_long_double_expbit0="word 2 bit 0"
-fi
-rm -rf conftest*
-
-              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#ifdef _MSC_VER
- Known
-#endif
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "Known" >/dev/null 2>&1
-then :
-  gl_cv_cc_long_double_expbit0="word 1 bit 20"
-fi
-rm -rf conftest*
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
 
-              ;;
-          esac
-
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <float.h>
-#include <stddef.h>
-#include <stdio.h>
-#include <string.h>
-#define NWORDS \
-  ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
-typedef union { long double value; unsigned int word[NWORDS]; }
-        memory_long_double;
-static unsigned int ored_words[NWORDS];
-static unsigned int anded_words[NWORDS];
-static void add_to_ored_words (long double *x)
-{
-  memory_long_double m;
-  size_t i;
-  /* Clear it first, in case
-     sizeof (long double) < sizeof (memory_long_double).  */
-  memset (&m, 0, sizeof (memory_long_double));
-  m.value = *x;
-  for (i = 0; i < NWORDS; i++)
-    {
-      ored_words[i] |= m.word[i];
-      anded_words[i] &= m.word[i];
-    }
-}
-int main ()
-{
-  static long double samples[5] = { 0.25L, 0.5L, 1.0L, 2.0L, 4.0L };
-  size_t j;
-  FILE *fp = fopen ("conftest.out", "w");
-  if (fp == NULL)
-    return 1;
-  for (j = 0; j < NWORDS; j++)
-    anded_words[j] = ~ (unsigned int) 0;
-  for (j = 0; j < 5; j++)
-    add_to_ored_words (&samples[j]);
-  /* Remove bits that are common (e.g. if representation of the first mantissa
-     bit is explicit).  */
-  for (j = 0; j < NWORDS; j++)
-    ored_words[j] &= ~anded_words[j];
-  /* Now find the nonzero word.  */
-  for (j = 0; j < NWORDS; j++)
-    if (ored_words[j] != 0)
-      break;
-  if (j < NWORDS)
-    {
-      size_t i;
-      for (i = j + 1; i < NWORDS; i++)
-        if (ored_words[i] != 0)
-          {
-            fprintf (fp, "unknown");
-            return (fclose (fp) != 0);
-          }
-      for (i = 0; ; i++)
-        if ((ored_words[j] >> i) & 1)
-          {
-            fprintf (fp, "word %d bit %d", (int) j, (int) i);
-            return (fclose (fp) != 0);
-          }
-    }
-  fprintf (fp, "unknown");
-  return (fclose (fp) != 0);
-}
+       case "$host_os" in
 
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "newlocale" "ac_cv_have_decl_newlocale" "#include <locale.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_newlocale" = xyes
 then :
-  gl_cv_cc_long_double_expbit0=`cat conftest.out`
-else $as_nop
-  gl_cv_cc_long_double_expbit0="unknown"
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-      rm -f conftest.out
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_long_double_expbit0" >&5
-printf "%s\n" "$gl_cv_cc_long_double_expbit0" >&6; }
-  case "$gl_cv_cc_long_double_expbit0" in
-    word*bit*)
-      word=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'`
-      bit=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word.*bit //'`
-
-printf "%s\n" "#define LDBL_EXPBIT0_WORD $word" >>confdefs.h
-
-
-printf "%s\n" "#define LDBL_EXPBIT0_BIT $bit" >>confdefs.h
-
-      ;;
-  esac
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
+           if test $ac_cv_have_decl_newlocale = yes; then
+             ac_fn_c_check_func "$LINENO" "newlocale" "ac_cv_func_newlocale"
+if test "x$ac_cv_func_newlocale" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
-
 
+             if test $ac_cv_func_newlocale = yes; then
+               gl_cv_onwards_func_newlocale=yes
+             else
+                                                            gl_cv_onwards_func_newlocale='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_newlocale='future OS version'
+           fi
+           ;;
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
+         *)
+           ac_fn_c_check_func "$LINENO" "newlocale" "ac_cv_func_newlocale"
+if test "x$ac_cv_func_newlocale" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
 
+           gl_cv_onwards_func_newlocale=$ac_cv_func_newlocale
+           ;;
 
+       esac
 
+  exec 6>&9 9>&-
 
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional japanese locale" >&5
-printf %s "checking for a traditional japanese locale... " >&6; }
-if test ${gt_cv_locale_ja+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether MB_CUR_MAX is > 1.  This excludes the dysfunctional locales
-     on Cygwin 1.5.x.  */
-  if (MB_CUR_MAX == 1)
-    return 1;
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Note that on native Windows, the Japanese locale is
-          # Japanese_Japan.932, and CP932 is very different from EUC-JP, so we
-          # cannot use it here.
-          gt_cv_locale_ja=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the AIX locale name.
-          if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_ja=ja_JP
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_ja=ja_JP.EUC-JP
-            else
-              # Test for the HP-UX, OSF/1, NetBSD locale name.
-              if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_ja=ja_JP.eucJP
-              else
-                # Test for the IRIX, FreeBSD locale name.
-                if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_ja=ja_JP.EUC
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_ja=ja
-                  else
-                    # Special test for NetBSD 1.6.
-                    if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then
-                      gt_cv_locale_ja=ja_JP.eucJP
-                    else
-                      # None found.
-                      gt_cv_locale_ja=none
-                    fi
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
+     ;;
+esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5
-printf "%s\n" "$gt_cv_locale_ja" >&6; }
-  LOCALE_JA=$gt_cv_locale_ja
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5
-printf %s "checking for a transitional chinese locale... " >&6; }
-if test ${gt_cv_locale_zh_CN+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <stdlib.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  /* Check whether a typical GB18030 multibyte sequence is recognized as a
-     single wide character.  This excludes the GB2312 and GBK encodings.  */
-  if (mblen ("\203\062\332\066", 5) != 4)
-    return 1;
-  return 0;
-#endif
-}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_newlocale" >&5
+printf "%s\n" "$gl_cv_onwards_func_newlocale" >&6; }
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=Chinese_China.54936 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=Chinese_China.54936
-          else
-            # None found.
-            gt_cv_locale_zh_CN=none
-          fi
-          ;;
-        solaris2.8)
-          # On Solaris 8, the locales zh_CN.GB18030, zh_CN.GBK, zh.GBK are
-          # broken. One witness is the test case in gl_MBRTOWC_SANITYCHECK.
-          # Another witness is that "LC_ALL=zh_CN.GB18030 bash -c true" dumps core.
-          gt_cv_locale_zh_CN=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the locale name without encoding suffix.
-          if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=zh_CN
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_zh_CN=zh_CN.GB18030
-            else
-              # None found.
-              gt_cv_locale_zh_CN=none
-            fi
-          fi
-          ;;
-      esac
-    else
-      # If there was a link error, due to mblen(), the system is so old that
-      # it certainly doesn't have a chinese locale.
-      gt_cv_locale_zh_CN=none
-    fi
-    rm -fr conftest*
+  case "$gl_cv_onwards_func_newlocale" in
+    future*) ac_cv_func_newlocale=no ;;
+    *)       ac_cv_func_newlocale=$gl_cv_onwards_func_newlocale ;;
+  esac
+  if test $ac_cv_func_newlocale = yes; then
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5
-printf "%s\n" "$gt_cv_locale_zh_CN" >&6; }
-  LOCALE_ZH_CN=$gt_cv_locale_zh_CN
+printf "%s\n" "#define HAVE_NEWLOCALE 1" >>confdefs.h
 
+  fi
 
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for newlocale" >&5
+printf %s "checking for newlocale... " >&6; }
+if test ${gl_cv_onwards_func_newlocale+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
-
-
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
 
+       case "$host_os" in
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "newlocale" "ac_cv_have_decl_newlocale" "#include <locale.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_newlocale" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional japanese locale" >&5
-printf %s "checking for a traditional japanese locale... " >&6; }
-if test ${gt_cv_locale_ja+y}
+           if test $ac_cv_have_decl_newlocale = yes; then
+             ac_fn_c_check_func "$LINENO" "newlocale" "ac_cv_func_newlocale"
+if test "x$ac_cv_func_newlocale" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether MB_CUR_MAX is > 1.  This excludes the dysfunctional locales
-     on Cygwin 1.5.x.  */
-  if (MB_CUR_MAX == 1)
-    return 1;
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Note that on native Windows, the Japanese locale is
-          # Japanese_Japan.932, and CP932 is very different from EUC-JP, so we
-          # cannot use it here.
-          gt_cv_locale_ja=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the AIX locale name.
-          if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_ja=ja_JP
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_ja=ja_JP.EUC-JP
-            else
-              # Test for the HP-UX, OSF/1, NetBSD locale name.
-              if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_ja=ja_JP.eucJP
-              else
-                # Test for the IRIX, FreeBSD locale name.
-                if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_ja=ja_JP.EUC
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_ja=ja
-                  else
-                    # Special test for NetBSD 1.6.
-                    if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then
-                      gt_cv_locale_ja=ja_JP.eucJP
-                    else
-                      # None found.
-                      gt_cv_locale_ja=none
-                    fi
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5
-printf "%s\n" "$gt_cv_locale_ja" >&6; }
-  LOCALE_JA=$gt_cv_locale_ja
-
-
 
+             if test $ac_cv_func_newlocale = yes; then
+               gl_cv_onwards_func_newlocale=yes
+             else
+                                                            gl_cv_onwards_func_newlocale='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_newlocale='future OS version'
+           fi
+           ;;
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5
-printf %s "checking for a transitional chinese locale... " >&6; }
-if test ${gt_cv_locale_zh_CN+y}
+         *)
+           ac_fn_c_check_func "$LINENO" "newlocale" "ac_cv_func_newlocale"
+if test "x$ac_cv_func_newlocale" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <stdlib.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  /* Check whether a typical GB18030 multibyte sequence is recognized as a
-     single wide character.  This excludes the GB2312 and GBK encodings.  */
-  if (mblen ("\203\062\332\066", 5) != 4)
-    return 1;
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=Chinese_China.54936 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=Chinese_China.54936
-          else
-            # None found.
-            gt_cv_locale_zh_CN=none
-          fi
-          ;;
-        solaris2.8)
-          # On Solaris 8, the locales zh_CN.GB18030, zh_CN.GBK, zh.GBK are
-          # broken. One witness is the test case in gl_MBRTOWC_SANITYCHECK.
-          # Another witness is that "LC_ALL=zh_CN.GB18030 bash -c true" dumps core.
-          gt_cv_locale_zh_CN=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the locale name without encoding suffix.
-          if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=zh_CN
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_zh_CN=zh_CN.GB18030
-            else
-              # None found.
-              gt_cv_locale_zh_CN=none
-            fi
-          fi
-          ;;
-      esac
-    else
-      # If there was a link error, due to mblen(), the system is so old that
-      # it certainly doesn't have a chinese locale.
-      gt_cv_locale_zh_CN=none
-    fi
-    rm -fr conftest*
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5
-printf "%s\n" "$gt_cv_locale_zh_CN" >&6; }
-  LOCALE_ZH_CN=$gt_cv_locale_zh_CN
-
 
+           gl_cv_onwards_func_newlocale=$ac_cv_func_newlocale
+           ;;
 
+       esac
 
+  exec 6>&9 9>&-
 
-     if test "$ac_cv_header_winsock2_h" = yes; then
-  GL_COND_OBJ_LISTEN_TRUE=
-  GL_COND_OBJ_LISTEN_FALSE='#'
-else
-  GL_COND_OBJ_LISTEN_TRUE='#'
-  GL_COND_OBJ_LISTEN_FALSE=
+     ;;
+esac
 fi
-:
-    if test -z "${GL_COND_OBJ_LISTEN_TRUE}" && test -z "${GL_COND_OBJ_LISTEN_FALSE}"; then
-    GL_COND_OBJ_LISTEN_TRUE='#'
-    GL_COND_OBJ_LISTEN_FALSE='#'
-  fi
-
-
-
-
-
-
-
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_newlocale" >&5
+printf "%s\n" "$gl_cv_onwards_func_newlocale" >&6; }
 
+  case "$gl_cv_onwards_func_newlocale" in
+    future*) ac_cv_func_newlocale=no ;;
+    *)       ac_cv_func_newlocale=$gl_cv_onwards_func_newlocale ;;
+  esac
+  if test $ac_cv_func_newlocale = yes; then
 
+printf "%s\n" "#define HAVE_NEWLOCALE 1" >>confdefs.h
 
-    if test "$GL_GNULIB_LISTEN" != 1; then
-        if test "$GL_GNULIB_LISTEN" = 0; then
-      GL_GNULIB_LISTEN=$gl_module_indicator_condition
-    else
-      GL_GNULIB_LISTEN="($GL_GNULIB_LISTEN || $gl_module_indicator_condition)"
-    fi
   fi
 
 
 
 
 
-printf "%s\n" "#define GNULIB_TEST_LISTEN 1" >>confdefs.h
-
-
-
-
-
-
-
 
 
 
@@ -67630,7 +73724,7 @@ printf "%s\n" "#define GNULIB_TEST_LISTEN 1" >>confdefs.h
   if test $ac_cv_func_lstat = yes; then
 
     case $host_os,$gl_cv_func_lstat_dereferences_slashed_symlink in
-      solaris* | *no)
+      darwin* | solaris* | *no)
         REPLACE_LSTAT=1
         ;;
     esac
@@ -67693,21 +73787,21 @@ printf %s "checking whether malloc (0) returns nonnull... " >&6; }
 if test ${ac_cv_func_malloc_0_nonnull+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
           # Guess yes on platforms where we know the result.
           *-gnu* | freebsd* | netbsd* | openbsd* | bitrig* \
-          | gnu* | *-musl* | midnightbsd* \
-          | hpux* | solaris* | cygwin* | mingw* | msys* )
+          | gnu* | *-musl* | midipix* | midnightbsd* \
+          | hpux* | solaris* | cygwin* | mingw* | windows* | msys* )
             ac_cv_func_malloc_0_nonnull="guessing yes" ;;
           # If we don't know, obey --enable-cross-guesses.
           *) ac_cv_func_malloc_0_nonnull="$gl_cross_guess_normal" ;;
         esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
 
@@ -67715,7 +73809,8 @@ int
 main (void)
 {
 void *p = malloc (0);
-            int result = !p;
+            void * volatile vp = p;
+            int result = !vp;
             free (p);
             return result;
   ;
@@ -67726,14 +73821,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   ac_cv_func_malloc_0_nonnull=yes
-else $as_nop
-  ac_cv_func_malloc_0_nonnull=no
+else case e in #(
+  e) ac_cv_func_malloc_0_nonnull=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_malloc_0_nonnull" >&5
 printf "%s\n" "$ac_cv_func_malloc_0_nonnull" >&6; }
@@ -67786,708 +73884,89 @@ printf "%s\n" "#define GNULIB_TEST_MALLOC_GNU 1" >>confdefs.h
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
-
-
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
 
 
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional japanese locale" >&5
-printf %s "checking for a traditional japanese locale... " >&6; }
-if test ${gt_cv_locale_ja+y}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for mbtowc" >&5
+printf %s "checking for mbtowc... " >&6; }
+if test ${gl_cv_onwards_func_mbtowc+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether MB_CUR_MAX is > 1.  This excludes the dysfunctional locales
-     on Cygwin 1.5.x.  */
-  if (MB_CUR_MAX == 1)
-    return 1;
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  return 0;
-#endif
-}
+       case "$host_os" in
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Note that on native Windows, the Japanese locale is
-          # Japanese_Japan.932, and CP932 is very different from EUC-JP, so we
-          # cannot use it here.
-          gt_cv_locale_ja=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the AIX locale name.
-          if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_ja=ja_JP
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_ja=ja_JP.EUC-JP
-            else
-              # Test for the HP-UX, OSF/1, NetBSD locale name.
-              if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_ja=ja_JP.eucJP
-              else
-                # Test for the IRIX, FreeBSD locale name.
-                if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_ja=ja_JP.EUC
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_ja=ja
-                  else
-                    # Special test for NetBSD 1.6.
-                    if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then
-                      gt_cv_locale_ja=ja_JP.eucJP
-                    else
-                      # None found.
-                      gt_cv_locale_ja=none
-                    fi
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "mbtowc" "ac_cv_have_decl_mbtowc" "#include <stdlib.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_mbtowc" = xyes
+then :
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5
-printf "%s\n" "$gt_cv_locale_ja" >&6; }
-  LOCALE_JA=$gt_cv_locale_ja
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5
-printf %s "checking for a transitional chinese locale... " >&6; }
-if test ${gt_cv_locale_zh_CN+y}
+           if test $ac_cv_have_decl_mbtowc = yes; then
+             ac_fn_c_check_func "$LINENO" "mbtowc" "ac_cv_func_mbtowc"
+if test "x$ac_cv_func_mbtowc" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <stdlib.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  /* Check whether a typical GB18030 multibyte sequence is recognized as a
-     single wide character.  This excludes the GB2312 and GBK encodings.  */
-  if (mblen ("\203\062\332\066", 5) != 4)
-    return 1;
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=Chinese_China.54936 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=Chinese_China.54936
-          else
-            # None found.
-            gt_cv_locale_zh_CN=none
-          fi
-          ;;
-        solaris2.8)
-          # On Solaris 8, the locales zh_CN.GB18030, zh_CN.GBK, zh.GBK are
-          # broken. One witness is the test case in gl_MBRTOWC_SANITYCHECK.
-          # Another witness is that "LC_ALL=zh_CN.GB18030 bash -c true" dumps core.
-          gt_cv_locale_zh_CN=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the locale name without encoding suffix.
-          if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=zh_CN
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_zh_CN=zh_CN.GB18030
-            else
-              # None found.
-              gt_cv_locale_zh_CN=none
-            fi
-          fi
-          ;;
-      esac
-    else
-      # If there was a link error, due to mblen(), the system is so old that
-      # it certainly doesn't have a chinese locale.
-      gt_cv_locale_zh_CN=none
-    fi
-    rm -fr conftest*
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5
-printf "%s\n" "$gt_cv_locale_zh_CN" >&6; }
-  LOCALE_ZH_CN=$gt_cv_locale_zh_CN
-
 
+             if test $ac_cv_func_mbtowc = yes; then
+               gl_cv_onwards_func_mbtowc=yes
+             else
+                                                            gl_cv_onwards_func_mbtowc='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_mbtowc='future OS version'
+           fi
+           ;;
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
+         *)
+           ac_fn_c_check_func "$LINENO" "mbtowc" "ac_cv_func_mbtowc"
+if test "x$ac_cv_func_mbtowc" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
+fi
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
+           gl_cv_onwards_func_mbtowc=$ac_cv_func_mbtowc
+           ;;
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
+       esac
 
+  exec 6>&9 9>&-
 
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_mbtowc" >&5
+printf "%s\n" "$gl_cv_onwards_func_mbtowc" >&6; }
 
+  case "$gl_cv_onwards_func_mbtowc" in
+    future*) ac_cv_func_mbtowc=no ;;
+    *)       ac_cv_func_mbtowc=$gl_cv_onwards_func_mbtowc ;;
+  esac
+  if test $ac_cv_func_mbtowc = yes; then
 
+printf "%s\n" "#define HAVE_MBTOWC 1" >>confdefs.h
 
-  ac_fn_c_check_func "$LINENO" "mbtowc" "ac_cv_func_mbtowc"
-if test "x$ac_cv_func_mbtowc" = xyes
-then :
-  printf "%s\n" "#define HAVE_MBTOWC 1" >>confdefs.h
+  fi
 
-fi
 
   if test $ac_cv_func_mbtowc = no; then
     HAVE_MBTOWC=0
+    case "$gl_cv_onwards_func_mbtowc" in
+      future*) REPLACE_MBTOWC=1 ;;
+    esac
   else
     if false; then
       REPLACE_MBTOWC=1
@@ -68585,26 +74064,32 @@ printf "%s\n" "#define GNULIB_MSVC_NOTHROW $gl_module_indicator_condition" >>con
 
 
 
- nanosleep_save_libs=$LIBS
+ gl_saved_LIBS=$LIBS
 
  # Solaris 2.5.1 needs -lposix4 to get the nanosleep function.
  # Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
- LIB_NANOSLEEP=
+ NANOSLEEP_LIB=
 
  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing nanosleep" >&5
 printf %s "checking for library containing nanosleep... " >&6; }
 if test ${ac_cv_search_nanosleep+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  ac_func_search_save_LIBS=$LIBS
+else case e in #(
+  e) ac_func_search_save_LIBS=$LIBS
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char nanosleep ();
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char nanosleep (void);
 int
 main (void)
 {
@@ -68635,11 +74120,13 @@ done
 if test ${ac_cv_search_nanosleep+y}
 then :
 
-else $as_nop
-  ac_cv_search_nanosleep=no
+else case e in #(
+  e) ac_cv_search_nanosleep=no ;;
+esac
 fi
 rm conftest.$ac_ext
-LIBS=$ac_func_search_save_LIBS
+LIBS=$ac_func_search_save_LIBS ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_nanosleep" >&5
 printf "%s\n" "$ac_cv_search_nanosleep" >&6; }
@@ -68648,7 +74135,7 @@ if test "$ac_res" != no
 then :
   test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
   test "$ac_cv_search_nanosleep" = "none required" ||
-                 LIB_NANOSLEEP=$ac_cv_search_nanosleep
+                 NANOSLEEP_LIB=$ac_cv_search_nanosleep
 fi
 
  if test "x$ac_cv_search_nanosleep" != xno; then
@@ -68667,21 +74154,28 @@ printf %s "checking for working nanosleep... " >&6; }
 if test ${gl_cv_func_nanosleep+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
      if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-          linux*) # Guess it halfway works when the kernel is Linux.
+            # Guess it halfway works when the kernel is Linux.
+          linux*)
             gl_cv_func_nanosleep='guessing no (mishandles large arguments)' ;;
-          mingw*) # Guess no on native Windows.
+            # Midipix generally emulates the Linux system calls,
+            # but here it handles large arguments correctly.
+          midipix*)
+            gl_cv_func_nanosleep='guessing yes' ;;
+            # Guess no on native Windows.
+          mingw* | windows*)
             gl_cv_func_nanosleep='guessing no' ;;
-          *)      # If we don't know, obey --enable-cross-guesses.
+            # If we don't know, obey --enable-cross-guesses.
+          *)
             gl_cv_func_nanosleep="$gl_cross_guess_normal" ;;
         esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
           #include <errno.h>
@@ -68750,25 +74244,26 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_nanosleep=yes
-else $as_nop
-  case $? in
+else case e in #(
+  e) case $? in
         4|5|6) gl_cv_func_nanosleep='no (mishandles large arguments)' ;;
         7)     gl_cv_func_nanosleep='no (mishandles negative tv_nsec)' ;;
         *)     gl_cv_func_nanosleep=no ;;
-        esac
+        esac ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_nanosleep" >&5
 printf "%s\n" "$gl_cv_func_nanosleep" >&6; }
    case "$gl_cv_func_nanosleep" in
-     *yes)
-       REPLACE_NANOSLEEP=0
-       ;;
+     *yes) ;;
      *)
        REPLACE_NANOSLEEP=1
        case "$gl_cv_func_nanosleep" in
@@ -68783,7 +74278,11 @@ printf "%s\n" "#define HAVE_BUG_BIG_NANOSLEEP 1" >>confdefs.h
  else
    HAVE_NANOSLEEP=0
  fi
- LIBS=$nanosleep_save_libs
+ LIBS=$gl_saved_LIBS
+
+ # For backward compatibility.
+ LIB_NANOSLEEP="$NANOSLEEP_LIB"
+
 
 
      if test $HAVE_NANOSLEEP = 0 || test $REPLACE_NANOSLEEP = 1; then
@@ -68831,8 +74330,8 @@ printf %s "checking whether <netinet/in.h> is self-contained... " >&6; }
 if test ${gl_cv_header_netinet_in_h_selfcontained+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netinet/in.h>
@@ -68847,11 +74346,13 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gl_cv_header_netinet_in_h_selfcontained=yes
-else $as_nop
-  gl_cv_header_netinet_in_h_selfcontained=no
+else case e in #(
+  e) gl_cv_header_netinet_in_h_selfcontained=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_netinet_in_h_selfcontained" >&5
 printf "%s\n" "$gl_cv_header_netinet_in_h_selfcontained" >&6; }
@@ -68883,8 +74384,8 @@ printf %s "checking absolute name of <netinet/in.h>... " >&6; }
 if test ${gl_cv_next_netinet_in_h+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
              if test $ac_cv_header_netinet_in_h = yes; then
 
 
@@ -68900,7 +74401,7 @@ _ACEOF
   esac
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                                           gl_dirsep_regex='[/\\]'
       ;;
     *)
@@ -68926,7 +74427,8 @@ _ACEOF
                gl_cv_next_netinet_in_h='<'netinet/in.h'>'
              fi
 
-
+          ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_netinet_in_h" >&5
 printf "%s\n" "$gl_cv_next_netinet_in_h" >&6; }
@@ -68990,7 +74492,7 @@ fi
 
 
   case "$host_os" in
-    mingw* | pw*)
+    mingw* | windows* | pw*)
       REPLACE_OPEN=1
       ;;
     *)
@@ -69005,8 +74507,8 @@ printf %s "checking whether open recognizes a trailing slash... " >&6; }
 if test ${gl_cv_func_open_slash+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  # Assume that if we have lstat, we can also check symlinks.
+else case e in #(
+  e) # Assume that if we have lstat, we can also check symlinks.
      if test $ac_cv_func_lstat = yes; then
        touch conftest.tmp
        ln -s conftest.tmp conftest.lnk
@@ -69021,8 +74523,8 @@ then :
             gl_cv_func_open_slash="guessing yes" ;;
         esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <fcntl.h>
@@ -69048,15 +74550,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_open_slash=yes
-else $as_nop
-  gl_cv_func_open_slash=no
+else case e in #(
+  e) gl_cv_func_open_slash=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
      rm -f conftest.sl conftest.tmp conftest.lnk
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_open_slash" >&5
 printf "%s\n" "$gl_cv_func_open_slash" >&6; }
@@ -69133,7 +74638,8 @@ printf "%s\n" "#define GNULIB_TEST_OPEN 1" >>confdefs.h
 
 
 
-             if test "$GL_GENERATE_ERRNO_H:$REPLACE_STRERROR_0" != false:0; then
+
+          if test "$GL_GENERATE_ERRNO_H:$REPLACE_STRERROR_0" != false:0; then
             REPLACE_PERROR=1
   fi
   case ${gl_cv_func_strerror_r_works-unset} in
@@ -69143,20 +74649,20 @@ printf %s "checking whether perror matches strerror... " >&6; }
 if test ${gl_cv_func_perror_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                       # Guess yes on musl systems.
-              *-musl*) gl_cv_func_perror_works="guessing yes" ;;
-                       # Guess yes on native Windows.
-              mingw*)  gl_cv_func_perror_works="guessing yes" ;;
-                       # Otherwise obey --enable-cross-guesses.
-              *)       gl_cv_func_perror_works="$gl_cross_guess_normal" ;;
+                                  # Guess yes on musl systems.
+              *-musl* | midipix*) gl_cv_func_perror_works="guessing yes" ;;
+                                  # Guess yes on native Windows.
+              mingw* | windows*)  gl_cv_func_perror_works="guessing yes" ;;
+                                  # Otherwise obey --enable-cross-guesses.
+              *)                  gl_cv_func_perror_works="$gl_cross_guess_normal" ;;
             esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <errno.h>
                 #include <stdio.h>
@@ -69187,14 +74693,17 @@ then :
               gl_cv_func_perror_works=no
             fi
             rm -rf conftest.txt1 conftest.txt2
-else $as_nop
-  gl_cv_func_perror_works=no
+else case e in #(
+  e) gl_cv_func_perror_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_perror_works" >&5
 printf "%s\n" "$gl_cv_func_perror_works" >&6; }
@@ -69207,6 +74716,10 @@ printf "%s\n" "$gl_cv_func_perror_works" >&6; }
                   REPLACE_PERROR=1
       ;;
   esac
+    case "$host_os" in
+                     # Yes on Android 11.
+    linux*-android*) REPLACE_PERROR=1 ;;
+  esac
 
 
      if test $REPLACE_PERROR = 1; then
@@ -69310,8 +74823,8 @@ printf %s "checking whether signature of pselect conforms to POSIX... " >&6; }
 if test ${gl_cv_sig_pselect+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/select.h>
 
@@ -69329,11 +74842,13 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_sig_pselect=yes
-else $as_nop
-  gl_cv_sig_pselect=no
+else case e in #(
+  e) gl_cv_sig_pselect=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext conftest.$ac_ext
+    conftest$ac_exeext conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sig_pselect" >&5
 printf "%s\n" "$gl_cv_sig_pselect" >&6; }
@@ -69343,22 +74858,24 @@ printf %s "checking whether pselect detects invalid fds... " >&6; }
 if test ${gl_cv_func_pselect_detects_ebadf+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
         if test "$cross_compiling" = yes
 then :
 
            case "$host_os" in
                              # Guess yes on Linux systems.
             linux-* | linux) gl_cv_func_pselect_detects_ebadf="guessing yes" ;;
+                             # Guess yes on systems that emulate the Linux system calls.
+            midipix*)        gl_cv_func_pselect_detects_ebadf="guessing yes" ;;
                              # Guess yes on glibc systems.
             *-gnu* | gnu*)   gl_cv_func_pselect_detects_ebadf="guessing yes" ;;
                              # If we don't know, obey --enable-cross-guesses.
             *)               gl_cv_func_pselect_detects_ebadf="$gl_cross_guess_normal" ;;
            esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <sys/types.h>
@@ -69393,14 +74910,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_pselect_detects_ebadf=yes
-else $as_nop
-  gl_cv_func_pselect_detects_ebadf=no
+else case e in #(
+  e) gl_cv_func_pselect_detects_ebadf=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_pselect_detects_ebadf" >&5
 printf "%s\n" "$gl_cv_func_pselect_detects_ebadf" >&6; }
@@ -69465,7 +74985,7 @@ printf "%s\n" "#define GNULIB_TEST_PSELECT 1" >>confdefs.h
 
 
 
-  if { case "$host_os" in mingw*) true;; *) false;; esac; } \
+  if { case "$host_os" in mingw* | windows*) true;; *) false;; esac; } \
      && test $gl_threads_api = windows; then
             REPLACE_PTHREAD_CREATE=1
     REPLACE_PTHREAD_ATTR_INIT=1
@@ -69495,8 +75015,8 @@ printf %s "checking whether pthread_create exists as a global function... " >&6;
 if test ${gl_cv_func_pthread_create+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  saved_LIBS="$LIBS"
+else case e in #(
+  e) saved_LIBS="$LIBS"
          LIBS="$LIBS $LIBPMULTITHREAD"
          cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -69514,13 +75034,15 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_pthread_create=yes
-else $as_nop
-  gl_cv_func_pthread_create=no
+else case e in #(
+  e) gl_cv_func_pthread_create=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
          LIBS="$saved_LIBS"
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_pthread_create" >&5
 printf "%s\n" "$gl_cv_func_pthread_create" >&6; }
@@ -69583,8 +75105,8 @@ printf %s "checking whether pthread_sigmask is a macro... " >&6; }
 if test ${gl_cv_func_pthread_sigmask_macro+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <pthread.h>
@@ -69594,20 +75116,22 @@ else $as_nop
 #endif
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "headers_define_pthread_sigmask" >/dev/null 2>&1
+  $EGREP_TRADITIONAL "headers_define_pthread_sigmask" >/dev/null 2>&1
 then :
   gl_cv_func_pthread_sigmask_macro=yes
-else $as_nop
-  gl_cv_func_pthread_sigmask_macro=no
+else case e in #(
+  e) gl_cv_func_pthread_sigmask_macro=no ;;
+esac
 fi
 rm -rf conftest*
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_pthread_sigmask_macro" >&5
 printf "%s\n" "$gl_cv_func_pthread_sigmask_macro" >&6; }
 
-  LIB_PTHREAD_SIGMASK=
+  PTHREAD_SIGMASK_LIB=
 
   if test $gl_cv_func_pthread_sigmask_macro = yes; then
         HAVE_PTHREAD_SIGMASK=0
@@ -69626,8 +75150,8 @@ printf %s "checking for pthread_sigmask in $LIBMULTITHREAD... " >&6; }
 if test ${gl_cv_func_pthread_sigmask_in_LIBMULTITHREAD+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  gl_save_LIBS="$LIBS"
+else case e in #(
+  e) gl_saved_LIBS="$LIBS"
                LIBS="$LIBS $LIBMULTITHREAD"
                cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -69646,18 +75170,20 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
   gl_cv_func_pthread_sigmask_in_LIBMULTITHREAD=yes
-else $as_nop
-  gl_cv_func_pthread_sigmask_in_LIBMULTITHREAD=no
+else case e in #(
+  e) gl_cv_func_pthread_sigmask_in_LIBMULTITHREAD=no ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-               LIBS="$gl_save_LIBS"
-
+               LIBS="$gl_saved_LIBS"
+               ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_pthread_sigmask_in_LIBMULTITHREAD" >&5
 printf "%s\n" "$gl_cv_func_pthread_sigmask_in_LIBMULTITHREAD" >&6; }
             if test $gl_cv_func_pthread_sigmask_in_LIBMULTITHREAD = yes; then
-                            LIB_PTHREAD_SIGMASK="$LIBMULTITHREAD"
+                            PTHREAD_SIGMASK_LIB="$LIBMULTITHREAD"
             else
                             HAVE_PTHREAD_SIGMASK=0
             fi
@@ -69676,11 +75202,13 @@ printf "%s\n" "$gl_cv_func_pthread_sigmask_in_LIBMULTITHREAD" >&6; }
   fi
 
 
+    LIB_PTHREAD_SIGMASK="$PTHREAD_SIGMASK_LIB"
+
 
     if test $HAVE_PTHREAD_SIGMASK = 1; then
 
 
-                if test -z "$LIB_PTHREAD_SIGMASK"; then
+                if test -z "$PTHREAD_SIGMASK_LIB"; then
       case " $LIBS " in
         *' -pthread '*) ;;
         *' -lpthread '*) ;;
@@ -69690,8 +75218,8 @@ printf %s "checking whether pthread_sigmask works without -lpthread... " >&6; }
 if test ${gl_cv_func_pthread_sigmask_in_libc_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
               if test "$cross_compiling" = yes
 then :
 
@@ -69702,8 +75230,8 @@ then :
                      gl_cv_func_pthread_sigmask_in_libc_works="guessing yes";;
                  esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
                    #include <pthread.h>
@@ -69719,14 +75247,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_pthread_sigmask_in_libc_works=no
-else $as_nop
-  gl_cv_func_pthread_sigmask_in_libc_works=yes
+else case e in #(
+  e) gl_cv_func_pthread_sigmask_in_libc_works=yes ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+             ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_pthread_sigmask_in_libc_works" >&5
 printf "%s\n" "$gl_cv_func_pthread_sigmask_in_libc_works" >&6; }
@@ -69746,10 +75277,10 @@ printf %s "checking whether pthread_sigmask returns error numbers... " >&6; }
 if test ${gl_cv_func_pthread_sigmask_return_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
-        gl_save_LIBS="$LIBS"
-        LIBS="$LIBS $LIB_PTHREAD_SIGMASK"
+else case e in #(
+  e)
+        gl_saved_LIBS="$LIBS"
+        LIBS="$LIBS $PTHREAD_SIGMASK_LIB"
         if test "$cross_compiling" = yes
 then :
   case "$host_os" in
@@ -69759,8 +75290,8 @@ then :
                gl_cv_func_pthread_sigmask_return_works="guessing yes";;
            esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <pthread.h>
@@ -69778,15 +75309,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_pthread_sigmask_return_works=yes
-else $as_nop
-  gl_cv_func_pthread_sigmask_return_works=no
+else case e in #(
+  e) gl_cv_func_pthread_sigmask_return_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-        LIBS="$gl_save_LIBS"
-
+        LIBS="$gl_saved_LIBS"
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_pthread_sigmask_return_works" >&5
 printf "%s\n" "$gl_cv_func_pthread_sigmask_return_works" >&6; }
@@ -69804,23 +75338,24 @@ printf %s "checking whether pthread_sigmask unblocks signals correctly... " >&6;
 if test ${gl_cv_func_pthread_sigmask_unblock_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
         case "$host_os" in
           irix*)
             gl_cv_func_pthread_sigmask_unblock_works="guessing no";;
           *)
             gl_cv_func_pthread_sigmask_unblock_works="guessing yes";;
         esac
-                                         gl_save_LIBS=$LIBS
+                                         gl_saved_LIBS=$LIBS
            LIBS="$LIBS $LIBMULTITHREAD"
         if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
+#include <limits.h>
 #include <pthread.h>
 #include <signal.h>
 #include <stdio.h>
@@ -69839,14 +75374,16 @@ sigint_handler (int sig)
 int main ()
 {
   sigset_t set;
-  int pid = getpid ();
+  pid_t pid = getpid ();
   char command[80];
+  if (LONG_MAX < pid)
+    return 6;
   signal (SIGINT, sigint_handler);
   sigemptyset (&set);
   sigaddset (&set, SIGINT);
   if (!(pthread_sigmask (SIG_BLOCK, &set, NULL) == 0))
     return 1;
-  sprintf (command, "sh -c 'sleep 1; kill -%d %d' &", SIGINT, pid);
+  sprintf (command, "sh -c 'sleep 1; kill -INT %ld' &", (long) pid);
   if (!(system (command) == 0))
     return 2;
   sleep (2);
@@ -69862,15 +75399,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   :
-else $as_nop
-  gl_cv_func_pthread_sigmask_unblock_works=no
+else case e in #(
+  e) gl_cv_func_pthread_sigmask_unblock_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-        LIBS=$gl_save_LIBS
-
+        LIBS=$gl_saved_LIBS
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_pthread_sigmask_unblock_works" >&5
 printf "%s\n" "$gl_cv_func_pthread_sigmask_unblock_works" >&6; }
@@ -69941,22 +75481,22 @@ printf %s "checking for putenv compatible with GNU and SVID... " >&6; }
 if test ${gl_cv_func_svid_putenv+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
           case "$host_os" in
-                         # Guess yes on glibc systems.
-          *-gnu* | gnu*) gl_cv_func_svid_putenv="guessing yes" ;;
-                         # Guess yes on musl systems.
-          *-musl*)       gl_cv_func_svid_putenv="guessing yes" ;;
-                         # Guess no on native Windows.
-          mingw*)        gl_cv_func_svid_putenv="guessing no" ;;
-                         # If we don't know, obey --enable-cross-guesses.
-          *)             gl_cv_func_svid_putenv="$gl_cross_guess_normal" ;;
+                              # Guess yes on glibc systems.
+          *-gnu* | gnu*)      gl_cv_func_svid_putenv="guessing yes" ;;
+                              # Guess yes on musl systems.
+          *-musl* | midipix*) gl_cv_func_svid_putenv="guessing yes" ;;
+                              # Guess no on native Windows.
+          mingw* | windows*)  gl_cv_func_svid_putenv="guessing no" ;;
+                              # If we don't know, obey --enable-cross-guesses.
+          *)                  gl_cv_func_svid_putenv="$gl_cross_guess_normal" ;;
         esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
 
@@ -69988,14 +75528,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_svid_putenv=yes
-else $as_nop
-  gl_cv_func_svid_putenv=no
+else case e in #(
+  e) gl_cv_func_svid_putenv=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_svid_putenv" >&5
 printf "%s\n" "$gl_cv_func_svid_putenv" >&6; }
@@ -70027,8 +75570,9 @@ fi
 if test "x$ac_cv_have_decl__putenv" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL__PUTENV $ac_have_decl" >>confdefs.h
 
@@ -70146,6 +75690,371 @@ printf "%s\n" "#define GNULIB_TEST_RAISE 1" >>confdefs.h
 
 
 
+
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for random" >&5
+printf %s "checking for random... " >&6; }
+if test ${gl_cv_func_random+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdlib.h>
+int
+main (void)
+{
+return random() == 0;
+  ;
+  return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  gl_cv_func_random=yes
+else case e in #(
+  e) gl_cv_func_random=no ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_random" >&5
+printf "%s\n" "$gl_cv_func_random" >&6; }
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for initstate" >&5
+printf %s "checking for initstate... " >&6; }
+if test ${gl_cv_onwards_func_initstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "initstate" "ac_cv_have_decl_initstate" "#include <stdlib.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_initstate" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_initstate = yes; then
+             ac_fn_c_check_func "$LINENO" "initstate" "ac_cv_func_initstate"
+if test "x$ac_cv_func_initstate" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_initstate = yes; then
+               gl_cv_onwards_func_initstate=yes
+             else
+                                                            gl_cv_onwards_func_initstate='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_initstate='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "initstate" "ac_cv_func_initstate"
+if test "x$ac_cv_func_initstate" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_initstate=$ac_cv_func_initstate
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_initstate" >&5
+printf "%s\n" "$gl_cv_onwards_func_initstate" >&6; }
+
+  case "$gl_cv_onwards_func_initstate" in
+    future*) ac_cv_func_initstate=no ;;
+    *)       ac_cv_func_initstate=$gl_cv_onwards_func_initstate ;;
+  esac
+  if test $ac_cv_func_initstate = yes; then
+
+printf "%s\n" "#define HAVE_INITSTATE 1" >>confdefs.h
+
+  fi
+
+
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for setstate" >&5
+printf %s "checking for setstate... " >&6; }
+if test ${gl_cv_onwards_func_setstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "setstate" "ac_cv_have_decl_setstate" "#include <stdlib.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_setstate" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_setstate = yes; then
+             ac_fn_c_check_func "$LINENO" "setstate" "ac_cv_func_setstate"
+if test "x$ac_cv_func_setstate" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_setstate = yes; then
+               gl_cv_onwards_func_setstate=yes
+             else
+                                                            gl_cv_onwards_func_setstate='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_setstate='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "setstate" "ac_cv_func_setstate"
+if test "x$ac_cv_func_setstate" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_setstate=$ac_cv_func_setstate
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_setstate" >&5
+printf "%s\n" "$gl_cv_onwards_func_setstate" >&6; }
+
+  case "$gl_cv_onwards_func_setstate" in
+    future*) ac_cv_func_setstate=no ;;
+    *)       ac_cv_func_setstate=$gl_cv_onwards_func_setstate ;;
+  esac
+  if test $ac_cv_func_setstate = yes; then
+
+printf "%s\n" "#define HAVE_SETSTATE 1" >>confdefs.h
+
+  fi
+
+
+  if test $gl_cv_func_random = no; then
+    HAVE_RANDOM=0
+    HAVE_INITSTATE=0
+    HAVE_SETSTATE=0
+  else
+    if test $ac_cv_func_initstate = no; then
+      HAVE_INITSTATE=0
+    fi
+    if test $ac_cv_func_setstate = no; then
+      HAVE_SETSTATE=0
+    fi
+  fi
+  if test $HAVE_INITSTATE = 0; then
+    case "$gl_cv_onwards_func_initstate" in
+      future*) REPLACE_INITSTATE=1 ;;
+    esac
+  fi
+  if test $HAVE_SETSTATE = 0; then
+    case "$gl_cv_onwards_func_setstate" in
+      future*) REPLACE_SETSTATE=1 ;;
+    esac
+  fi
+    if test $ac_cv_func_initstate = no || test $ac_cv_func_setstate = no \
+     || case "$host_os" in \
+          darwin* | freebsd* | solaris* | cygwin* | haiku*) true ;; \
+          *) false ;; \
+        esac
+  then
+            REPLACE_RANDOM=1
+    if test $ac_cv_func_initstate = yes; then
+      REPLACE_INITSTATE=1
+    fi
+    if test $ac_cv_func_setstate = yes; then
+      REPLACE_SETSTATE=1
+    fi
+  fi
+
+
+  if test $ac_cv_have_decl_initstate = no; then
+    HAVE_DECL_INITSTATE=0
+  fi
+
+
+  if test $ac_cv_have_decl_setstate = no; then
+    HAVE_DECL_SETSTATE=0
+  fi
+
+
+     if test $HAVE_RANDOM = 0 || test $REPLACE_RANDOM = 1 || test $REPLACE_INITSTATE = 1 || test $REPLACE_SETSTATE = 1; then
+  GL_COND_OBJ_RANDOM_TRUE=
+  GL_COND_OBJ_RANDOM_FALSE='#'
+else
+  GL_COND_OBJ_RANDOM_TRUE='#'
+  GL_COND_OBJ_RANDOM_FALSE=
+fi
+:
+    if test -z "${GL_COND_OBJ_RANDOM_TRUE}" && test -z "${GL_COND_OBJ_RANDOM_FALSE}"; then
+    GL_COND_OBJ_RANDOM_TRUE='#'
+    GL_COND_OBJ_RANDOM_FALSE='#'
+  fi
+
+  if test -z "$GL_COND_OBJ_RANDOM_TRUE"; then :
+
+
+  :
+
+
+fi
+
+
+
+
+
+
+
+
+
+    if test "$GL_GNULIB_RANDOM" != 1; then
+        if test "$GL_GNULIB_RANDOM" = 0; then
+      GL_GNULIB_RANDOM=$gl_module_indicator_condition
+    else
+      GL_GNULIB_RANDOM="($GL_GNULIB_RANDOM || $gl_module_indicator_condition)"
+    fi
+  fi
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_RANDOM 1" >>confdefs.h
+
+
+
+
+
+
+
+  ac_fn_c_check_header_compile "$LINENO" "random.h" "ac_cv_header_random_h" "$ac_includes_default
+"
+if test "x$ac_cv_header_random_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_RANDOM_H 1" >>confdefs.h
+
+fi
+
+  if test $ac_cv_header_random_h = no; then
+    HAVE_RANDOM_H=0
+  fi
+
+  ac_fn_c_check_type "$LINENO" "struct random_data" "ac_cv_type_struct_random_data" "#include <stdlib.h>
+      #if HAVE_RANDOM_H
+      # include <random.h>
+      #endif
+
+"
+if test "x$ac_cv_type_struct_random_data" = xyes
+then :
+
+printf "%s\n" "#define HAVE_STRUCT_RANDOM_DATA 1" >>confdefs.h
+
+
+else case e in #(
+  e) HAVE_STRUCT_RANDOM_DATA=0 ;;
+esac
+fi
+
+
+      case "$host_os" in
+    aix* | osf*)
+      REPLACE_RANDOM_R=1
+      ;;
+    *)
+      ac_fn_c_check_func "$LINENO" "random_r" "ac_cv_func_random_r"
+if test "x$ac_cv_func_random_r" = xyes
+then :
+  printf "%s\n" "#define HAVE_RANDOM_R 1" >>confdefs.h
+
+fi
+
+      if test $ac_cv_func_random_r = no; then
+        HAVE_RANDOM_R=0
+      fi
+      ;;
+  esac
+
+
+     if test $HAVE_RANDOM_R = 0 || test $REPLACE_RANDOM_R = 1; then
+  GL_COND_OBJ_RANDOM_R_TRUE=
+  GL_COND_OBJ_RANDOM_R_FALSE='#'
+else
+  GL_COND_OBJ_RANDOM_R_TRUE='#'
+  GL_COND_OBJ_RANDOM_R_FALSE=
+fi
+:
+    if test -z "${GL_COND_OBJ_RANDOM_R_TRUE}" && test -z "${GL_COND_OBJ_RANDOM_R_FALSE}"; then
+    GL_COND_OBJ_RANDOM_R_TRUE='#'
+    GL_COND_OBJ_RANDOM_R_FALSE='#'
+  fi
+
+  if test -z "$GL_COND_OBJ_RANDOM_R_TRUE"; then :
+
+
+  :
+
+
+fi
+
+
+
+
+
+
+
+
+
+    if test "$GL_GNULIB_RANDOM_R" != 1; then
+        if test "$GL_GNULIB_RANDOM_R" = 0; then
+      GL_GNULIB_RANDOM_R=$gl_module_indicator_condition
+    else
+      GL_GNULIB_RANDOM_R="($GL_GNULIB_RANDOM_R || $gl_module_indicator_condition)"
+    fi
+  fi
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_RANDOM_R 1" >>confdefs.h
+
+
+
+
+
+
   if test $REPLACE_REALLOC_FOR_REALLOC_GNU = 0; then
 
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether realloc (0, 0) returns nonnull" >&5
@@ -70153,21 +76062,21 @@ printf %s "checking whether realloc (0, 0) returns nonnull... " >&6; }
 if test ${ac_cv_func_realloc_0_nonnull+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
           # Guess yes on platforms where we know the result.
           *-gnu* | freebsd* | netbsd* | openbsd* | bitrig* \
-          | gnu* | *-musl* | midnightbsd* \
-          | hpux* | solaris* | cygwin* | mingw* | msys* )
+          | gnu* | *-musl* | midipix* | midnightbsd* \
+          | hpux* | solaris* | cygwin* | mingw* | windows* | msys* )
             ac_cv_func_realloc_0_nonnull="guessing yes" ;;
           # If we don't know, obey --enable-cross-guesses.
           *) ac_cv_func_realloc_0_nonnull="$gl_cross_guess_normal" ;;
         esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
 
@@ -70175,7 +76084,8 @@ int
 main (void)
 {
 void *p = realloc (0, 0);
-            int result = !p;
+            void * volatile vp = p;
+            int result = !vp;
             free (p);
             return result;
   ;
@@ -70186,14 +76096,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   ac_cv_func_realloc_0_nonnull=yes
-else $as_nop
-  ac_cv_func_realloc_0_nonnull=no
+else case e in #(
+  e) ac_cv_func_realloc_0_nonnull=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_realloc_0_nonnull" >&5
 printf "%s\n" "$ac_cv_func_realloc_0_nonnull" >&6; }
@@ -70292,15 +76205,80 @@ printf "%s\n" "#define GNULIB_TEST_REALLOC_POSIX 1" >>confdefs.h
 
 
 
-  ac_fn_c_check_func "$LINENO" "reallocarray" "ac_cv_func_reallocarray"
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for reallocarray" >&5
+printf %s "checking for reallocarray... " >&6; }
+if test ${gl_cv_onwards_func_reallocarray+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "reallocarray" "ac_cv_have_decl_reallocarray" "#include <stdlib.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_reallocarray" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_reallocarray = yes; then
+             ac_fn_c_check_func "$LINENO" "reallocarray" "ac_cv_func_reallocarray"
+if test "x$ac_cv_func_reallocarray" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_reallocarray = yes; then
+               gl_cv_onwards_func_reallocarray=yes
+             else
+                                                            gl_cv_onwards_func_reallocarray='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_reallocarray='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "reallocarray" "ac_cv_func_reallocarray"
 if test "x$ac_cv_func_reallocarray" = xyes
 then :
-  printf "%s\n" "#define HAVE_REALLOCARRAY 1" >>confdefs.h
 
 fi
 
+           gl_cv_onwards_func_reallocarray=$ac_cv_func_reallocarray
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_reallocarray" >&5
+printf "%s\n" "$gl_cv_onwards_func_reallocarray" >&6; }
+
+  case "$gl_cv_onwards_func_reallocarray" in
+    future*) ac_cv_func_reallocarray=no ;;
+    *)       ac_cv_func_reallocarray=$gl_cv_onwards_func_reallocarray ;;
+  esac
+  if test $ac_cv_func_reallocarray = yes; then
+
+printf "%s\n" "#define HAVE_REALLOCARRAY 1" >>confdefs.h
+
+  fi
+
+
   if test "$ac_cv_func_reallocarray" = no; then
     HAVE_REALLOCARRAY=0
+    case "$gl_cv_onwards_func_reallocarray" in
+      future*) REPLACE_REALLOCARRAY=1 ;;
+    esac
   elif test "$gl_cv_malloc_ptrdiff" = no; then
     REPLACE_REALLOCARRAY=1
   fi
@@ -70366,7 +76344,7 @@ printf "%s\n" "#define GNULIB_TEST_REALLOCARRAY 1" >>confdefs.h
 
 
 
-  if { case "$host_os" in mingw*) true;; *) false;; esac; } \
+  if { case "$host_os" in mingw* | windows*) true;; *) false;; esac; } \
      && test $gl_threads_api = windows; then
             REPLACE_SCHED_YIELD=1
   else
@@ -70375,8 +76353,9 @@ printf "%s\n" "#define GNULIB_TEST_REALLOCARRAY 1" >>confdefs.h
 if test "x$ac_cv_have_decl_sched_yield" = xyes
 then :
 
-else $as_nop
-  HAVE_SCHED_YIELD=0
+else case e in #(
+  e) HAVE_SCHED_YIELD=0 ;;
+esac
 fi
   fi
 
@@ -70432,8 +76411,8 @@ printf %s "checking whether select supports a 0 argument... " >&6; }
 if test ${gl_cv_func_select_supports0+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
         if test "$cross_compiling" = yes
 then :
 
@@ -70444,8 +76423,8 @@ then :
              *)        gl_cv_func_select_supports0="guessing yes";;
            esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <sys/types.h>
@@ -70464,14 +76443,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_select_supports0=yes
-else $as_nop
-  gl_cv_func_select_supports0=no
+else case e in #(
+  e) gl_cv_func_select_supports0=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_select_supports0" >&5
 printf "%s\n" "$gl_cv_func_select_supports0" >&6; }
@@ -70485,22 +76467,24 @@ printf %s "checking whether select detects invalid fds... " >&6; }
 if test ${gl_cv_func_select_detects_ebadf+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
         if test "$cross_compiling" = yes
 then :
 
            case "$host_os" in
                              # Guess yes on Linux systems.
             linux-* | linux) gl_cv_func_select_detects_ebadf="guessing yes" ;;
+                             # Guess yes on systems that emulate the Linux system calls.
+            midipix*)        gl_cv_func_select_detects_ebadf="guessing yes" ;;
                              # Guess yes on glibc systems.
             *-gnu* | gnu*)   gl_cv_func_select_detects_ebadf="guessing yes" ;;
                              # If we don't know, obey --enable-cross-guesses.
             *)               gl_cv_func_select_detects_ebadf="$gl_cross_guess_normal" ;;
            esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <sys/types.h>
@@ -70535,14 +76519,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_select_detects_ebadf=yes
-else $as_nop
-  gl_cv_func_select_detects_ebadf=no
+else case e in #(
+  e) gl_cv_func_select_detects_ebadf=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_select_detects_ebadf" >&5
 printf "%s\n" "$gl_cv_func_select_detects_ebadf" >&6; }
@@ -70552,10 +76539,10 @@ printf "%s\n" "$gl_cv_func_select_detects_ebadf" >&6; }
     esac
   fi
 
-    LIB_SELECT="$LIBSOCKET"
+    SELECT_LIB="$LIBSOCKET"
   if test $REPLACE_SELECT = 1; then
     case "$host_os" in
-      mingw*)
+      mingw* | windows*)
                                 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -70571,8 +76558,9 @@ _ACEOF
 if ac_fn_c_try_link "$LINENO"
 then :
 
-else $as_nop
-  LIB_SELECT="$LIB_SELECT -luser32"
+else case e in #(
+  e) SELECT_LIB="$SELECT_LIB -luser32" ;;
+esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
@@ -70580,6 +76568,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
     esac
   fi
 
+    LIB_SELECT="$LIB_SELECT"
+
 
 
      if test $REPLACE_SELECT = 1; then
@@ -70631,20 +76621,20 @@ printf %s "checking whether setenv validates arguments... " >&6; }
 if test ${gl_cv_func_setenv_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                        # Guess yes on glibc systems.
-         *-gnu* | gnu*) gl_cv_func_setenv_works="guessing yes" ;;
-                        # Guess yes on musl systems.
-         *-musl*)       gl_cv_func_setenv_works="guessing yes" ;;
-                        # If we don't know, obey --enable-cross-guesses.
-         *)             gl_cv_func_setenv_works="$gl_cross_guess_normal" ;;
+                             # Guess yes on glibc systems.
+         *-gnu* | gnu*)      gl_cv_func_setenv_works="guessing yes" ;;
+                             # Guess yes on musl systems.
+         *-musl* | midipix*) gl_cv_func_setenv_works="guessing yes" ;;
+                             # If we don't know, obey --enable-cross-guesses.
+         *)                  gl_cv_func_setenv_works="$gl_cross_guess_normal" ;;
        esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
        #include <stdlib.h>
@@ -70677,13 +76667,16 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_setenv_works=yes
-else $as_nop
-  gl_cv_func_setenv_works=no
+else case e in #(
+  e) gl_cv_func_setenv_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_setenv_works" >&5
 printf "%s\n" "$gl_cv_func_setenv_works" >&6; }
@@ -70741,7 +76734,7 @@ printf "%s\n" "#define GNULIB_TEST_SETENV 1" >>confdefs.h
 
     NEED_SETLOCALE_IMPROVED=0
   case "$host_os" in
-            mingw*) NEED_SETLOCALE_IMPROVED=1 ;;
+            mingw* | windows*) NEED_SETLOCALE_IMPROVED=1 ;;
             cygwin*)
       case `uname -r` in
         1.5.*) NEED_SETLOCALE_IMPROVED=1 ;;
@@ -70753,8 +76746,8 @@ printf %s "checking whether setlocale supports the C locale... " >&6; }
 if test ${gl_cv_func_setlocale_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
                                # Guess no on Android.
@@ -70763,8 +76756,8 @@ then :
               *)               gl_cv_func_setlocale_works="guessing yes";;
             esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -70776,14 +76769,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_setlocale_works=yes
-else $as_nop
-  gl_cv_func_setlocale_works=no
+else case e in #(
+  e) gl_cv_func_setlocale_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_setlocale_works" >&5
 printf "%s\n" "$gl_cv_func_setlocale_works" >&6; }
@@ -70810,11 +76806,13 @@ printf "%s\n" "#define NEED_SETLOCALE_MTSAFE $NEED_SETLOCALE_MTSAFE" >>confdefs.
   fi
 
   if test $NEED_SETLOCALE_MTSAFE = 1; then
-    LIB_SETLOCALE="$LIB_SETLOCALE_NULL"
+    SETLOCALE_LIB="$SETLOCALE_NULL_LIB"
   else
-    LIB_SETLOCALE=
+    SETLOCALE_LIB=
   fi
 
+    LIB_SETLOCALE="$SETLOCALE_LIB"
+
 
 
      if test $REPLACE_SETLOCALE = 1; then
@@ -70865,566 +76863,6 @@ printf "%s\n" "#define GNULIB_TEST_SETLOCALE 1" >>confdefs.h
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional japanese locale" >&5
-printf %s "checking for a traditional japanese locale... " >&6; }
-if test ${gt_cv_locale_ja+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether MB_CUR_MAX is > 1.  This excludes the dysfunctional locales
-     on Cygwin 1.5.x.  */
-  if (MB_CUR_MAX == 1)
-    return 1;
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Note that on native Windows, the Japanese locale is
-          # Japanese_Japan.932, and CP932 is very different from EUC-JP, so we
-          # cannot use it here.
-          gt_cv_locale_ja=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the AIX locale name.
-          if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_ja=ja_JP
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_ja=ja_JP.EUC-JP
-            else
-              # Test for the HP-UX, OSF/1, NetBSD locale name.
-              if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_ja=ja_JP.eucJP
-              else
-                # Test for the IRIX, FreeBSD locale name.
-                if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_ja=ja_JP.EUC
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_ja=ja
-                  else
-                    # Special test for NetBSD 1.6.
-                    if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then
-                      gt_cv_locale_ja=ja_JP.eucJP
-                    else
-                      # None found.
-                      gt_cv_locale_ja=none
-                    fi
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5
-printf "%s\n" "$gt_cv_locale_ja" >&6; }
-  LOCALE_JA=$gt_cv_locale_ja
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5
-printf %s "checking for a transitional chinese locale... " >&6; }
-if test ${gt_cv_locale_zh_CN+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <stdlib.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  /* Check whether a typical GB18030 multibyte sequence is recognized as a
-     single wide character.  This excludes the GB2312 and GBK encodings.  */
-  if (mblen ("\203\062\332\066", 5) != 4)
-    return 1;
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=Chinese_China.54936 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=Chinese_China.54936
-          else
-            # None found.
-            gt_cv_locale_zh_CN=none
-          fi
-          ;;
-        solaris2.8)
-          # On Solaris 8, the locales zh_CN.GB18030, zh_CN.GBK, zh.GBK are
-          # broken. One witness is the test case in gl_MBRTOWC_SANITYCHECK.
-          # Another witness is that "LC_ALL=zh_CN.GB18030 bash -c true" dumps core.
-          gt_cv_locale_zh_CN=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the locale name without encoding suffix.
-          if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=zh_CN
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_zh_CN=zh_CN.GB18030
-            else
-              # None found.
-              gt_cv_locale_zh_CN=none
-            fi
-          fi
-          ;;
-      esac
-    else
-      # If there was a link error, due to mblen(), the system is so old that
-      # it certainly doesn't have a chinese locale.
-      gt_cv_locale_zh_CN=none
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5
-printf "%s\n" "$gt_cv_locale_zh_CN" >&6; }
-  LOCALE_ZH_CN=$gt_cv_locale_zh_CN
-
 
 
 
@@ -71476,9 +76914,6 @@ printf "%s\n" "#define GNULIB_TEST_SETSOCKOPT 1" >>confdefs.h
 
 
 
-
-
-
   HAVE_POSIX_SIGNALBLOCKING=0
   if test "$gl_cv_type_sigset_t" = yes; then
     ac_fn_c_check_func "$LINENO" "sigprocmask" "ac_cv_func_sigprocmask"
@@ -71540,8 +76975,9 @@ printf "%s\n" "#define GNULIB_TEST_SIGPROCMASK 1" >>confdefs.h
 if test "x$ac_cv_have_decl_sleep" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_SLEEP $ac_have_decl" >>confdefs.h
 
@@ -71554,22 +76990,24 @@ printf %s "checking for working sleep... " >&6; }
 if test ${gl_cv_func_sleep_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                        # Guess yes on glibc systems.
-         *-gnu* | gnu*) gl_cv_func_sleep_works="guessing yes" ;;
-                        # Guess yes on musl systems.
-         *-musl*)       gl_cv_func_sleep_works="guessing yes" ;;
-                        # Guess no on native Windows.
-         mingw*)        gl_cv_func_sleep_works="guessing no" ;;
-                        # If we don't know, obey --enable-cross-guesses.
-         *)             gl_cv_func_sleep_works="$gl_cross_guess_normal" ;;
+                            # Guess yes on glibc systems.
+         *-gnu* | gnu*)     gl_cv_func_sleep_works="guessing yes" ;;
+                            # Guess yes on musl systems.
+         *-musl*)           gl_cv_func_sleep_works="guessing yes" ;;
+                            # Guess yes on systems that emulate the Linux system calls.
+         midipix*)          gl_cv_func_sleep_works="guessing yes" ;;
+                            # Guess no on native Windows.
+         mingw* | windows*) gl_cv_func_sleep_works="guessing no" ;;
+                            # If we don't know, obey --enable-cross-guesses.
+         *)                 gl_cv_func_sleep_works="$gl_cross_guess_normal" ;;
        esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <errno.h>
@@ -71606,13 +77044,16 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_sleep_works=yes
-else $as_nop
-  gl_cv_func_sleep_works=no
+else case e in #(
+  e) gl_cv_func_sleep_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_sleep_works" >&5
 printf "%s\n" "$gl_cv_func_sleep_works" >&6; }
@@ -71666,6 +77107,8 @@ printf "%s\n" "#define GNULIB_TEST_SLEEP 1" >>confdefs.h
 
 
 
+
+
      if test "$ac_cv_header_winsock2_h" = yes; then
   GL_COND_OBJ_SOCKET_TRUE=
   GL_COND_OBJ_SOCKET_FALSE='#'
@@ -71738,14 +77181,14 @@ printf "%s\n" "#define GNULIB_TEST_SOCKET 1" >>confdefs.h
 if test "x$ac_cv_type_socklen_t" = xyes
 then :
 
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for socklen_t equivalent" >&5
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for socklen_t equivalent" >&5
 printf %s "checking for socklen_t equivalent... " >&6; }
 if test ${gl_cv_socklen_t_equiv+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  # Systems have either "struct sockaddr *" or
+else case e in #(
+  e) # Systems have either "struct sockaddr *" or
          # "void *" as the second argument to getpeername
          gl_cv_socklen_t_equiv=
          for arg2 in "struct sockaddr" void; do
@@ -71777,13 +77220,15 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
          if test "$gl_cv_socklen_t_equiv" = ""; then
            as_fn_error $? "Cannot find a type to use in place of socklen_t" "$LINENO" 5
          fi
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_socklen_t_equiv" >&5
 printf "%s\n" "$gl_cv_socklen_t_equiv" >&6; }
 
 printf "%s\n" "#define socklen_t $gl_cv_socklen_t_equiv" >>confdefs.h
-
+ ;;
+esac
 fi
 
 
@@ -71791,7 +77236,7 @@ fi
 
 
   case "$host_os" in
-    mingw*)
+    mingw* | windows*)
                   REPLACE_STAT=1
       ;;
     *)
@@ -71800,8 +77245,8 @@ printf %s "checking whether stat handles trailing slashes on files... " >&6; }
 if test ${gl_cv_func_stat_file_slash+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  touch conftest.tmp
+else case e in #(
+  e) touch conftest.tmp
          # Assume that if we have lstat, we can also check symlinks.
          if test $ac_cv_func_lstat = yes; then
            ln -s conftest.tmp conftest.lnk
@@ -71811,14 +77256,16 @@ then :
   case "$host_os" in
                                # Guess yes on Linux systems.
               linux-* | linux) gl_cv_func_stat_file_slash="guessing yes" ;;
+                               # Guess yes on systems that emulate the Linux system calls.
+              midipix*)        gl_cv_func_stat_file_slash="guessing yes" ;;
                                # Guess yes on glibc systems.
               *-gnu* | gnu*)   gl_cv_func_stat_file_slash="guessing yes" ;;
                                # If we don't know, obey --enable-cross-guesses.
               *)               gl_cv_func_stat_file_slash="$gl_cross_guess_normal" ;;
             esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/stat.h>
 
@@ -71842,14 +77289,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_stat_file_slash=yes
-else $as_nop
-  gl_cv_func_stat_file_slash=no
+else case e in #(
+  e) gl_cv_func_stat_file_slash=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-         rm -f conftest.tmp conftest.lnk
+         rm -f conftest.tmp conftest.lnk ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_stat_file_slash" >&5
 printf "%s\n" "$gl_cv_func_stat_file_slash" >&6; }
@@ -71861,7 +77311,7 @@ printf "%s\n" "#define REPLACE_FUNC_STAT_FILE 1" >>confdefs.h
 ;;
       esac
       case $host_os in
-                solaris*)
+                darwin* | solaris*)
           REPLACE_FSTAT=1 ;;
       esac
       ;;
@@ -71884,7 +77334,7 @@ fi
   if test -z "$GL_COND_OBJ_STAT_TRUE"; then :
 
     case "$host_os" in
-      mingw*)
+      mingw* | windows*)
 
 
 
@@ -71946,8 +77396,8 @@ printf %s "checking whether struct stat.st_atim is of type struct timespec... "
 if test ${ac_cv_typeof_struct_stat_st_atim_is_struct_timespec+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
             #include <sys/types.h>
@@ -71972,10 +77422,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_typeof_struct_stat_st_atim_is_struct_timespec=yes
-else $as_nop
-  ac_cv_typeof_struct_stat_st_atim_is_struct_timespec=no
+else case e in #(
+  e) ac_cv_typeof_struct_stat_st_atim_is_struct_timespec=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_typeof_struct_stat_st_atim_is_struct_timespec" >&5
 printf "%s\n" "$ac_cv_typeof_struct_stat_st_atim_is_struct_timespec" >&6; }
@@ -71984,8 +77436,8 @@ printf "%s\n" "$ac_cv_typeof_struct_stat_st_atim_is_struct_timespec" >&6; }
 printf "%s\n" "#define TYPEOF_STRUCT_STAT_ST_ATIM_IS_STRUCT_TIMESPEC 1" >>confdefs.h
 
      fi
-else $as_nop
-  ac_fn_c_check_member "$LINENO" "struct stat" "st_atimespec.tv_nsec" "ac_cv_member_struct_stat_st_atimespec_tv_nsec" "#include <sys/types.h>
+else case e in #(
+  e) ac_fn_c_check_member "$LINENO" "struct stat" "st_atimespec.tv_nsec" "ac_cv_member_struct_stat_st_atimespec_tv_nsec" "#include <sys/types.h>
         #include <sys/stat.h>
 "
 if test "x$ac_cv_member_struct_stat_st_atimespec_tv_nsec" = xyes
@@ -71994,8 +77446,8 @@ then :
 printf "%s\n" "#define HAVE_STRUCT_STAT_ST_ATIMESPEC_TV_NSEC 1" >>confdefs.h
 
 
-else $as_nop
-  ac_fn_c_check_member "$LINENO" "struct stat" "st_atimensec" "ac_cv_member_struct_stat_st_atimensec" "#include <sys/types.h>
+else case e in #(
+  e) ac_fn_c_check_member "$LINENO" "struct stat" "st_atimensec" "ac_cv_member_struct_stat_st_atimensec" "#include <sys/types.h>
            #include <sys/stat.h>
 "
 if test "x$ac_cv_member_struct_stat_st_atimensec" = xyes
@@ -72004,8 +77456,8 @@ then :
 printf "%s\n" "#define HAVE_STRUCT_STAT_ST_ATIMENSEC 1" >>confdefs.h
 
 
-else $as_nop
-  ac_fn_c_check_member "$LINENO" "struct stat" "st_atim.st__tim.tv_nsec" "ac_cv_member_struct_stat_st_atim_st__tim_tv_nsec" "#include <sys/types.h>
+else case e in #(
+  e) ac_fn_c_check_member "$LINENO" "struct stat" "st_atim.st__tim.tv_nsec" "ac_cv_member_struct_stat_st_atim_st__tim_tv_nsec" "#include <sys/types.h>
               #include <sys/stat.h>
 "
 if test "x$ac_cv_member_struct_stat_st_atim_st__tim_tv_nsec" = xyes
@@ -72015,11 +77467,14 @@ printf "%s\n" "#define HAVE_STRUCT_STAT_ST_ATIM_ST__TIM_TV_NSEC 1" >>confdefs.h
 
 
 fi
-
+ ;;
+esac
 fi
-
+ ;;
+esac
 fi
-
+ ;;
+esac
 fi
 
 
@@ -72035,8 +77490,8 @@ then :
 printf "%s\n" "#define HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC 1" >>confdefs.h
 
 
-else $as_nop
-  ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtimensec" "ac_cv_member_struct_stat_st_birthtimensec" "#include <sys/types.h>
+else case e in #(
+  e) ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtimensec" "ac_cv_member_struct_stat_st_birthtimensec" "#include <sys/types.h>
         #include <sys/stat.h>
 "
 if test "x$ac_cv_member_struct_stat_st_birthtimensec" = xyes
@@ -72045,8 +77500,8 @@ then :
 printf "%s\n" "#define HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC 1" >>confdefs.h
 
 
-else $as_nop
-  ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtim.tv_nsec" "ac_cv_member_struct_stat_st_birthtim_tv_nsec" "#include <sys/types.h>
+else case e in #(
+  e) ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtim.tv_nsec" "ac_cv_member_struct_stat_st_birthtim_tv_nsec" "#include <sys/types.h>
           #include <sys/stat.h>
 "
 if test "x$ac_cv_member_struct_stat_st_birthtim_tv_nsec" = xyes
@@ -72056,133 +77511,12 @@ printf "%s\n" "#define HAVE_STRUCT_STAT_ST_BIRTHTIM_TV_NSEC 1" >>confdefs.h
 
 
 fi
-
-fi
-
-fi
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for alignas and alignof" >&5
-printf %s "checking for alignas and alignof... " >&6; }
-if test ${gl_cv_header_working_stdalign_h+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  gl_save_CFLAGS=$CFLAGS
-     for gl_working in "yes, keywords" "yes, <stdalign.h> macros"; do
-      case $gl_working in #(
-  *stdalign.h*) :
-    CFLAGS="$gl_save_CFLAGS -DINCLUDE_STDALIGN_H" ;; #(
-  *) :
-     ;;
+ ;;
 esac
-      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdint.h>
-            #ifdef INCLUDE_STDALIGN_H
-             #include <stdalign.h>
-            #endif
-            #include <stddef.h>
-
-            /* Test that alignof yields a result consistent with offsetof.
-               This catches GCC bug 52023
-               <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52023>.  */
-            #ifdef __cplusplus
-               template <class t> struct alignof_helper { char a; t b; };
-            # define ao(type) offsetof (alignof_helper<type>, b)
-            #else
-            # define ao(type) offsetof (struct { char a; type b; }, b)
-            #endif
-            char test_double[ao (double) % _Alignof (double) == 0 ? 1 : -1];
-            char test_long[ao (long int) % _Alignof (long int) == 0 ? 1 : -1];
-            char test_alignof[alignof (double) == _Alignof (double) ? 1 : -1];
-
-            /* Test alignas only on platforms where gnulib can help.  */
-            #if \
-                ((defined __cplusplus && 201103 <= __cplusplus) \
-                 || (__TINYC__ && defined __attribute__) \
-                 || (defined __APPLE__ && defined __MACH__ \
-                     ? 4 < __GNUC__ + (1 <= __GNUC_MINOR__) \
-                     : __GNUC__) \
-                 || (__ia64 && (61200 <= __HP_cc || 61200 <= __HP_aCC)) \
-                 || __ICC || 0x590 <= __SUNPRO_C || 0x0600 <= __xlC__ \
-                 || 1300 <= _MSC_VER)
-              struct alignas_test { char c; char alignas (8) alignas_8; };
-              char test_alignas[offsetof (struct alignas_test, alignas_8) == 8
-                                ? 1 : -1];
-            #endif
-
-int
-main (void)
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  gl_cv_header_working_stdalign_h=$gl_working
-else $as_nop
-  gl_cv_header_working_stdalign_h=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-
-      CFLAGS=$gl_save_CFLAGS
-      test "$gl_cv_header_working_stdalign_h" != no && break
-     done
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_stdalign_h" >&5
-printf "%s\n" "$gl_cv_header_working_stdalign_h" >&6; }
-
-  GL_GENERATE_STDALIGN_H=false
-  case $gl_cv_header_working_stdalign_h in #(
-  no) :
-    GL_GENERATE_STDALIGN_H=true ;; #(
-  yes*keyword*) :
-
-printf "%s\n" "#define HAVE_C_ALIGNASOF 1" >>confdefs.h
- ;; #(
-  *) :
-     ;;
+ ;;
 esac
-
-
-
-
-
-
-
-
-
-  case "$GL_GENERATE_STDALIGN_H" in
-    false) STDALIGN_H='' ;;
-    true)
-                  if test -z "$STDALIGN_H"; then
-        STDALIGN_H="${gl_source_base_prefix}stdalign.h"
-      fi
-      ;;
-    *) echo "*** GL_GENERATE_STDALIGN_H is not set correctly" 1>&2; exit 1 ;;
-  esac
-
-
-     if $GL_GENERATE_STDALIGN_H; then
-  GL_GENERATE_STDALIGN_H_TRUE=
-  GL_GENERATE_STDALIGN_H_FALSE='#'
-else
-  GL_GENERATE_STDALIGN_H_TRUE='#'
-  GL_GENERATE_STDALIGN_H_FALSE=
 fi
-:
-    if test -z "${GL_GENERATE_STDALIGN_H_TRUE}" && test -z "${GL_GENERATE_STDALIGN_H_FALSE}"; then
-    GL_GENERATE_STDALIGN_H_TRUE='#'
-    GL_GENERATE_STDALIGN_H_FALSE='#'
-  fi
-
-
-
-
 
 
 
@@ -72664,26 +77998,27 @@ printf "%s\n" "#define GNULIB_TEST_FWRITE 1" >>confdefs.h
 
 
 
+
   if test "$GL_GENERATE_ERRNO_H:$REPLACE_STRERROR_0" = false:0; then
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working strerror function" >&5
 printf %s "checking for working strerror function... " >&6; }
 if test ${gl_cv_func_working_strerror+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                          # Guess yes on glibc systems.
-           *-gnu* | gnu*) gl_cv_func_working_strerror="guessing yes" ;;
-                          # Guess yes on musl systems.
-           *-musl*)       gl_cv_func_working_strerror="guessing yes" ;;
-                          # If we don't know, obey --enable-cross-guesses.
-           *)             gl_cv_func_working_strerror="$gl_cross_guess_normal" ;;
+                               # Guess yes on glibc systems.
+           *-gnu* | gnu*)      gl_cv_func_working_strerror="guessing yes" ;;
+                               # Guess yes on musl systems.
+           *-musl* | midipix*) gl_cv_func_working_strerror="guessing yes" ;;
+                               # If we don't know, obey --enable-cross-guesses.
+           *)                  gl_cv_func_working_strerror="$gl_cross_guess_normal" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <string.h>
 
@@ -72698,14 +78033,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_working_strerror=yes
-else $as_nop
-  gl_cv_func_working_strerror=no
+else case e in #(
+  e) gl_cv_func_working_strerror=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+     ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_working_strerror" >&5
 printf "%s\n" "$gl_cv_func_working_strerror" >&6; }
@@ -72856,6 +78194,74 @@ then :
 
 
 
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for catgets" >&5
+printf %s "checking for catgets... " >&6; }
+if test ${gl_cv_onwards_func_catgets+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
+
+       case "$host_os" in
+
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "catgets" "ac_cv_have_decl_catgets" "#include <nl_types.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_catgets" = xyes
+then :
+
+fi
+           if test $ac_cv_have_decl_catgets = yes; then
+             ac_fn_c_check_func "$LINENO" "catgets" "ac_cv_func_catgets"
+if test "x$ac_cv_func_catgets" = xyes
+then :
+
+fi
+
+             if test $ac_cv_func_catgets = yes; then
+               gl_cv_onwards_func_catgets=yes
+             else
+                                                            gl_cv_onwards_func_catgets='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_catgets='future OS version'
+           fi
+           ;;
+
+
+         *)
+           ac_fn_c_check_func "$LINENO" "catgets" "ac_cv_func_catgets"
+if test "x$ac_cv_func_catgets" = xyes
+then :
+
+fi
+
+           gl_cv_onwards_func_catgets=$ac_cv_func_catgets
+           ;;
+
+       esac
+
+  exec 6>&9 9>&-
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_catgets" >&5
+printf "%s\n" "$gl_cv_onwards_func_catgets" >&6; }
+
+  case "$gl_cv_onwards_func_catgets" in
+    future*) ac_cv_func_catgets=no ;;
+    *)       ac_cv_func_catgets=$gl_cv_onwards_func_catgets ;;
+  esac
+  if test $ac_cv_func_catgets = yes; then
+
+printf "%s\n" "#define HAVE_CATGETS 1" >>confdefs.h
+
+  fi
+
+
+
 
 
 fi
@@ -72912,20 +78318,22 @@ printf %s "checking whether symlink handles trailing slash correctly... " >&6; }
 if test ${gl_cv_func_symlink_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
                              # Guess yes on Linux systems.
             linux-* | linux) gl_cv_func_symlink_works="guessing yes" ;;
+                             # Guess yes on systems that emulate the Linux system calls.
+            midipix*)        gl_cv_func_symlink_works="guessing yes" ;;
                              # Guess yes on glibc systems.
             *-gnu* | gnu*)   gl_cv_func_symlink_works="guessing yes" ;;
                              # If we don't know, obey --enable-cross-guesses.
             *)               gl_cv_func_symlink_works="$gl_cross_guess_normal" ;;
           esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <unistd.h>
 
@@ -72948,14 +78356,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_symlink_works=yes
-else $as_nop
-  gl_cv_func_symlink_works=no
+else case e in #(
+  e) gl_cv_func_symlink_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-      rm -f conftest.f conftest.link conftest.lnk2
+      rm -f conftest.f conftest.link conftest.lnk2 ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_symlink_works" >&5
 printf "%s\n" "$gl_cv_func_symlink_works" >&6; }
@@ -73053,2465 +78464,196 @@ printf "%s\n" "#define GNULIB_TEST_SYMLINK 1" >>confdefs.h
 
 
   if test $gl_threads_api = posix; then
-    gl_save_LIBS="$LIBS"
+    gl_saved_LIBS="$LIBS"
     LIBS="$LIBS $LIBMULTITHREAD"
-    ac_fn_c_check_func "$LINENO" "pthread_atfork" "ac_cv_func_pthread_atfork"
-if test "x$ac_cv_func_pthread_atfork" = xyes
-then :
-  printf "%s\n" "#define HAVE_PTHREAD_ATFORK 1" >>confdefs.h
-
-fi
-
-    LIBS="$gl_save_LIBS"
-  fi
-
-
 
 
-
-
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_atfork" >&5
+printf %s "checking for pthread_atfork... " >&6; }
+if test ${gl_cv_onwards_func_pthread_atfork+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
-
-
+else case e in #(
+  e)
+  exec 9>&6 6>/dev/null
 
+       case "$host_os" in
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
+         linux*-android*)
+           ac_fn_check_decl "$LINENO" "pthread_atfork" "ac_cv_have_decl_pthread_atfork" "#include <pthread.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_pthread_atfork" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional japanese locale" >&5
-printf %s "checking for a traditional japanese locale... " >&6; }
-if test ${gt_cv_locale_ja+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether MB_CUR_MAX is > 1.  This excludes the dysfunctional locales
-     on Cygwin 1.5.x.  */
-  if (MB_CUR_MAX == 1)
-    return 1;
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Note that on native Windows, the Japanese locale is
-          # Japanese_Japan.932, and CP932 is very different from EUC-JP, so we
-          # cannot use it here.
-          gt_cv_locale_ja=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the AIX locale name.
-          if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_ja=ja_JP
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_ja=ja_JP.EUC-JP
-            else
-              # Test for the HP-UX, OSF/1, NetBSD locale name.
-              if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_ja=ja_JP.eucJP
-              else
-                # Test for the IRIX, FreeBSD locale name.
-                if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_ja=ja_JP.EUC
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_ja=ja
-                  else
-                    # Special test for NetBSD 1.6.
-                    if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then
-                      gt_cv_locale_ja=ja_JP.eucJP
-                    else
-                      # None found.
-                      gt_cv_locale_ja=none
-                    fi
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5
-printf "%s\n" "$gt_cv_locale_ja" >&6; }
-  LOCALE_JA=$gt_cv_locale_ja
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a turkish Unicode locale" >&5
-printf %s "checking for a turkish Unicode locale... " >&6; }
-if test ${gt_cv_locale_tr_utf8+y}
+           if test $ac_cv_have_decl_pthread_atfork = yes; then
+             ac_fn_c_check_func "$LINENO" "pthread_atfork" "ac_cv_func_pthread_atfork"
+if test "x$ac_cv_func_pthread_atfork" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-#include <wctype.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  But BeOS does not
-     implement the Turkish upper-/lowercase mappings.  Therefore, let this
-     program return 1 on BeOS.  */
-  /* Check whether the given locale name is recognized by the system.  */
-#if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-#else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-#endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the tr_TR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-#if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-#endif
-#ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-#endif
-  /* Check whether in the abbreviation of the eighth month, the second
-     character (should be U+011F: LATIN SMALL LETTER G WITH BREVE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1992 - 1900; t.tm_mon = 8 - 1; t.tm_mday = 19;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc4 || buf[2] != (char) 0x9f)
-    return 1;
-  /* Check whether the upper-/lowercase mappings are as expected for
-     Turkish.  */
-  if (towupper ('i') != 0x0130 || towlower (0x0130) != 'i'
-      || towupper(0x0131) != 'I' || towlower ('I') != 0x0131)
-    return 1;
-  return 0;
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=Turkish_Turkey.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_tr_utf8=Turkish_Turkey.65001
-          else
-            # None found.
-            gt_cv_locale_tr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=tr_TR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_tr_utf8=tr_TR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=tr_TR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_tr_utf8=tr_TR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=tr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_tr_utf8=tr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_tr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    else
-      gt_cv_locale_tr_utf8=none
-    fi
-    rm -fr conftest*
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_tr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_tr_utf8" >&6; }
-  LOCALE_TR_UTF8=$gt_cv_locale_tr_utf8
-
-
 
+             if test $ac_cv_func_pthread_atfork = yes; then
+               gl_cv_onwards_func_pthread_atfork=yes
+             else
+                                                            gl_cv_onwards_func_pthread_atfork='future OS version'
+             fi
+           else
+             gl_cv_onwards_func_pthread_atfork='future OS version'
+           fi
+           ;;
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5
-printf %s "checking for a transitional chinese locale... " >&6; }
-if test ${gt_cv_locale_zh_CN+y}
+         *)
+           ac_fn_c_check_func "$LINENO" "pthread_atfork" "ac_cv_func_pthread_atfork"
+if test "x$ac_cv_func_pthread_atfork" = xyes
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <stdlib.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  /* Check whether a typical GB18030 multibyte sequence is recognized as a
-     single wide character.  This excludes the GB2312 and GBK encodings.  */
-  if (mblen ("\203\062\332\066", 5) != 4)
-    return 1;
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=Chinese_China.54936 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=Chinese_China.54936
-          else
-            # None found.
-            gt_cv_locale_zh_CN=none
-          fi
-          ;;
-        solaris2.8)
-          # On Solaris 8, the locales zh_CN.GB18030, zh_CN.GBK, zh.GBK are
-          # broken. One witness is the test case in gl_MBRTOWC_SANITYCHECK.
-          # Another witness is that "LC_ALL=zh_CN.GB18030 bash -c true" dumps core.
-          gt_cv_locale_zh_CN=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the locale name without encoding suffix.
-          if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=zh_CN
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_zh_CN=zh_CN.GB18030
-            else
-              # None found.
-              gt_cv_locale_zh_CN=none
-            fi
-          fi
-          ;;
-      esac
-    else
-      # If there was a link error, due to mblen(), the system is so old that
-      # it certainly doesn't have a chinese locale.
-      gt_cv_locale_zh_CN=none
-    fi
-    rm -fr conftest*
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5
-printf "%s\n" "$gt_cv_locale_zh_CN" >&6; }
-  LOCALE_ZH_CN=$gt_cv_locale_zh_CN
-
 
+           gl_cv_onwards_func_pthread_atfork=$ac_cv_func_pthread_atfork
+           ;;
 
+       esac
 
+  exec 6>&9 9>&-
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
+     ;;
+esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_onwards_func_pthread_atfork" >&5
+printf "%s\n" "$gl_cv_onwards_func_pthread_atfork" >&6; }
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
+  case "$gl_cv_onwards_func_pthread_atfork" in
+    future*) ac_cv_func_pthread_atfork=no ;;
+    *)       ac_cv_func_pthread_atfork=$gl_cv_onwards_func_pthread_atfork ;;
+  esac
+  if test $ac_cv_func_pthread_atfork = yes; then
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
+printf "%s\n" "#define HAVE_PTHREAD_ATFORK 1" >>confdefs.h
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
+  fi
 
 
+    LIBS="$gl_saved_LIBS"
+  fi
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether time() works" >&5
+printf %s "checking whether time() works... " >&6; }
+if test ${gl_cv_func_time_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e)                                    case "$host_os" in
+       linux*-gnu*)
+         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
+           #include <features.h>
+           #ifdef __GNU_LIBRARY__
+            #if __GLIBC__ == 2
+             Unlucky GNU user
+            #endif
+           #endif
 
 _ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP_TRADITIONAL "Unlucky" >/dev/null 2>&1
 then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
+  gl_cv_func_time_works="guessing no"
+else case e in #(
+  e) gl_cv_func_time_works="guessing yes" ;;
+esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional Arabic locale" >&5
-printf %s "checking for a traditional Arabic locale... " >&6; }
-if test ${gt_cv_locale_ar+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check that nl_langinfo(CODESET) is nonempty and not "ASCII" or "646"
-     and ends in "6". */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || cs[strlen (cs) - 1] != '6')
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Note that on native Windows, the Arabic locale is
-          # "Arabic_Saudi Arabia.1256", and CP1256 is very different from
-          # ISO-8859-6, so we cannot use it here.
-          gt_cv_locale_ar=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Values tested:
-          #   - The usual locale name:                         ar_SA
-          #   - The locale name with explicit encoding suffix: ar_SA.ISO-8859-6
-          #   - The HP-UX locale name:                         ar_SA.iso88596
-          #   - The Solaris 7 locale name:                     ar
-          # Also try ar_EG instead of ar_SA because Egypt is a large country too.
-          for gt_cv_locale_ar in ar_SA ar_SA.ISO-8859-6 ar_SA.iso88596 ar_EG ar_EG.ISO-8859-6 ar_EG.iso88596 ar none; do
-            if test $gt_cv_locale_ar = none; then
-              break
-            fi
-            if (LC_ALL=$gt_cv_locale_ar LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              break
-            fi
-          done
-          ;;
-      esac
-    fi
-    rm -fr conftest*
+rm -rf conftest*
 
+         ;;
+       freebsd*)
+         case "$host_cpu" in
+           sparc*)        gl_cv_func_time_works="guessing no";;
+           *)             gl_cv_func_time_works="guessing yes";;
+         esac
+         ;;
+       aix*)              gl_cv_func_time_works="guessing no";;
+       mingw* | windows*) gl_cv_func_time_works="guessing no";;
+       *)                 gl_cv_func_time_works="guessing yes";;
+     esac
+     ;;
+esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ar" >&5
-printf "%s\n" "$gt_cv_locale_ar" >&6; }
-  LOCALE_AR=$gt_cv_locale_ar
-
-
-
-
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_time_works" >&5
+printf "%s\n" "$gl_cv_func_time_works" >&6; }
+  case "$gl_cv_func_time_works" in
+    *no) REPLACE_TIME=1 ;;
+  esac
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
+     if test $REPLACE_TIME = 1; then
+  GL_COND_OBJ_TIME_TRUE=
+  GL_COND_OBJ_TIME_FALSE='#'
+else
+  GL_COND_OBJ_TIME_TRUE='#'
+  GL_COND_OBJ_TIME_FALSE=
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
-
-
-
+:
+    if test -z "${GL_COND_OBJ_TIME_TRUE}" && test -z "${GL_COND_OBJ_TIME_FALSE}"; then
+    GL_COND_OBJ_TIME_TRUE='#'
+    GL_COND_OBJ_TIME_FALSE='#'
+  fi
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+  if test -z "$GL_COND_OBJ_TIME_TRUE"; then :
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
+  :
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
 
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
+    if test "$GL_GNULIB_TIME" != 1; then
+        if test "$GL_GNULIB_TIME" = 0; then
+      GL_GNULIB_TIME=$gl_module_indicator_condition
+    else
+      GL_GNULIB_TIME="($GL_GNULIB_TIME || $gl_module_indicator_condition)"
     fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
+  fi
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
 
 
 
+printf "%s\n" "#define GNULIB_TEST_TIME 1" >>confdefs.h
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
 
 
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
 
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
 
 
 
@@ -75583,144 +78725,10 @@ printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
 
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
 
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
 
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
 
 
 
@@ -75745,8 +78753,8 @@ printf %s "checking for unsetenv() return type... " >&6; }
 if test ${gt_cv_func_unsetenv_ret+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #undef _BSD
@@ -75769,10 +78777,12 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   gt_cv_func_unsetenv_ret='int'
-else $as_nop
-  gt_cv_func_unsetenv_ret='void'
+else case e in #(
+  e) gt_cv_func_unsetenv_ret='void' ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_func_unsetenv_ret" >&5
 printf "%s\n" "$gt_cv_func_unsetenv_ret" >&6; }
@@ -75788,8 +78798,8 @@ printf %s "checking whether unsetenv obeys POSIX... " >&6; }
 if test ${gl_cv_func_unsetenv_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
                     # Guess yes on glibc systems.
@@ -75798,8 +78808,8 @@ then :
             *)      gl_cv_func_unsetenv_works="$gl_cross_guess_normal" ;;
           esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
             #include <stdlib.h>
@@ -75836,14 +78846,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_unsetenv_works=yes
-else $as_nop
-  gl_cv_func_unsetenv_works=no
+else case e in #(
+  e) gl_cv_func_unsetenv_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_unsetenv_works" >&5
 printf "%s\n" "$gl_cv_func_unsetenv_works" >&6; }
@@ -75910,10 +78923,11 @@ printf "%s\n" "#define GNULIB_TEST_UNSETENV 1" >>confdefs.h
 if test "x$ac_cv_type_useconds_t" = xyes
 then :
 
-else $as_nop
-
+else case e in #(
+  e)
 printf "%s\n" "#define useconds_t unsigned int" >>confdefs.h
-
+ ;;
+esac
 fi
 
   if test $ac_cv_func_usleep = no; then
@@ -75924,22 +78938,24 @@ printf %s "checking whether usleep allows large arguments... " >&6; }
 if test ${gl_cv_func_usleep_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
-                          # Guess yes on glibc systems.
-           *-gnu* | gnu*) gl_cv_func_usleep_works="guessing yes" ;;
-                          # Guess yes on musl systems.
-           *-musl*)       gl_cv_func_usleep_works="guessing yes" ;;
-                          # Guess no on native Windows.
-           mingw*)        gl_cv_func_usleep_works="guessing no" ;;
-                          # If we don't know, obey --enable-cross-guesses.
-           *)             gl_cv_func_usleep_works="$gl_cross_guess_normal" ;;
+                              # Guess yes on glibc systems.
+           *-gnu* | gnu*)     gl_cv_func_usleep_works="guessing yes" ;;
+                              # Guess yes on musl systems.
+           *-musl*)           gl_cv_func_usleep_works="guessing yes" ;;
+                              # Guess yes on systems that emulate the Linux system calls.
+           midipix*)          gl_cv_func_usleep_works="guessing yes" ;;
+                              # Guess no on native Windows.
+           mingw* | windows*) gl_cv_func_usleep_works="guessing no" ;;
+                              # If we don't know, obey --enable-cross-guesses.
+           *)                 gl_cv_func_usleep_works="$gl_cross_guess_normal" ;;
          esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <unistd.h>
@@ -75955,13 +78971,16 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_usleep_works=yes
-else $as_nop
-  gl_cv_func_usleep_works=no
+else case e in #(
+  e) gl_cv_func_usleep_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-
+ ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_usleep_works" >&5
 printf "%s\n" "$gl_cv_func_usleep_works" >&6; }
@@ -76018,20 +79037,19 @@ printf %s "checking for variable-length arrays... " >&6; }
 if test ${ac_cv_c_vararrays+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#ifdef __STDC_NO_VLA__
-	defined
+	#ifndef __STDC_NO_VLA__
+	#error __STDC_NO_VLA__ not defined
 	#endif
 
 _ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "defined" >/dev/null 2>&1
+if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_c_vararrays='no: __STDC_NO_VLA__ is defined'
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /* Test for VLA support.  This test is partly inspired
 		  from examples in the C standard.  Use at least two VLA
@@ -76074,13 +79092,15 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
   ac_cv_c_vararrays=yes
-else $as_nop
-  ac_cv_c_vararrays=no
+else case e in #(
+  e) ac_cv_c_vararrays=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-rm -rf conftest*
-
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_vararrays" >&5
 printf "%s\n" "$ac_cv_c_vararrays" >&6; }
@@ -76101,192 +79121,6 @@ printf "%s\n" "#define __STDC_NO_VLA__ 1" >>confdefs.h
 
 
 
-
-
-
-
-        if case "$host_os" in
-       mingw*) true ;;
-       *) test $ac_cv_func_mbsinit = yes ;;
-     esac \
-    && test $ac_cv_func_mbrtowc = yes; then
-
-
-
-
-     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc handles incomplete characters" >&5
-printf %s "checking whether mbrtowc handles incomplete characters... " >&6; }
-if test ${gl_cv_func_mbrtowc_incomplete_state+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-                  case "$host_os" in
-                     # Guess no on AIX and OSF/1.
-        aix* | osf*) gl_cv_func_mbrtowc_incomplete_state="guessing no" ;;
-                     # Guess yes otherwise.
-        *)           gl_cv_func_mbrtowc_incomplete_state="guessing yes" ;;
-      esac
-      if test $LOCALE_JA != none; then
-        if test "$cross_compiling" = yes
-then :
-  :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <string.h>
-#include <wchar.h>
-int main ()
-{
-  if (setlocale (LC_ALL, "$LOCALE_JA") != NULL)
-    {
-      const char input[] = "B\217\253\344\217\251\316er"; /* "Büßer" */
-      mbstate_t state;
-      wchar_t wc;
-
-      memset (&state, '\0', sizeof (mbstate_t));
-      if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2))
-        if (mbsinit (&state))
-          return 2;
-    }
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
-then :
-  gl_cv_func_mbrtowc_incomplete_state=yes
-else $as_nop
-  gl_cv_func_mbrtowc_incomplete_state=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-      else
-        if test $LOCALE_FR_UTF8 != none; then
-          if test "$cross_compiling" = yes
-then :
-  :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <string.h>
-#include <wchar.h>
-int main ()
-{
-  if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
-    {
-      const char input[] = "B\303\274\303\237er"; /* "Büßer" */
-      mbstate_t state;
-      wchar_t wc;
-
-      memset (&state, '\0', sizeof (mbstate_t));
-      if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2))
-        if (mbsinit (&state))
-          return 2;
-    }
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
-then :
-  gl_cv_func_mbrtowc_incomplete_state=yes
-else $as_nop
-  gl_cv_func_mbrtowc_incomplete_state=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-        fi
-      fi
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_incomplete_state" >&5
-printf "%s\n" "$gl_cv_func_mbrtowc_incomplete_state" >&6; }
-
-
-
-
-     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc works as well as mbtowc" >&5
-printf %s "checking whether mbrtowc works as well as mbtowc... " >&6; }
-if test ${gl_cv_func_mbrtowc_sanitycheck+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-                  case "$host_os" in
-                    # Guess no on Solaris 8.
-        solaris2.8) gl_cv_func_mbrtowc_sanitycheck="guessing no" ;;
-                    # Guess yes otherwise.
-        *)          gl_cv_func_mbrtowc_sanitycheck="guessing yes" ;;
-      esac
-      if test $LOCALE_ZH_CN != none; then
-        if test "$cross_compiling" = yes
-then :
-  :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <stdlib.h>
-#include <string.h>
-#include <wchar.h>
-int main ()
-{
-  /* This fails on Solaris 8:
-     mbrtowc returns 2, and sets wc to 0x00F0.
-     mbtowc returns 4 (correct) and sets wc to 0x5EDC.  */
-  if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
-    {
-      char input[] = "B\250\271\201\060\211\070er"; /* "Büßer" */
-      mbstate_t state;
-      wchar_t wc;
-
-      memset (&state, '\0', sizeof (mbstate_t));
-      if (mbrtowc (&wc, input + 3, 6, &state) != 4
-          && mbtowc (&wc, input + 3, 6) == 4)
-        return 2;
-    }
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"
-then :
-  gl_cv_func_mbrtowc_sanitycheck=yes
-else $as_nop
-  gl_cv_func_mbrtowc_sanitycheck=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-      fi
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_sanitycheck" >&5
-printf "%s\n" "$gl_cv_func_mbrtowc_sanitycheck" >&6; }
-
-    REPLACE_MBSTATE_T=0
-    case "$gl_cv_func_mbrtowc_incomplete_state" in
-      *yes) ;;
-      *) REPLACE_MBSTATE_T=1 ;;
-    esac
-    case "$gl_cv_func_mbrtowc_sanitycheck" in
-      *yes) ;;
-      *) REPLACE_MBSTATE_T=1 ;;
-    esac
-  else
-    REPLACE_MBSTATE_T=1
-  fi
-
-
-
   if test $ac_cv_func_wcrtomb = no; then
     HAVE_WCRTOMB=0
     ac_fn_check_decl "$LINENO" "wcrtomb" "ac_cv_have_decl_wcrtomb" "
@@ -76296,8 +79130,9 @@ printf "%s\n" "$gl_cv_func_mbrtowc_sanitycheck" >&6; }
 if test "x$ac_cv_have_decl_wcrtomb" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_WCRTOMB $ac_have_decl" >>confdefs.h
 
@@ -76316,8 +79151,8 @@ printf %s "checking whether wcrtomb works in the C locale... " >&6; }
 if test ${gl_cv_func_wcrtomb_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
+else case e in #(
+  e) if test "$cross_compiling" = yes
 then :
   case "$host_os" in
                                # Guess no on Android.
@@ -76326,8 +79161,8 @@ then :
               *)               gl_cv_func_wcrtomb_works="guessing yes";;
             esac
 
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <string.h>
@@ -76347,14 +79182,17 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_wcrtomb_works=yes
-else $as_nop
-  gl_cv_func_wcrtomb_works=no
+else case e in #(
+  e) gl_cv_func_wcrtomb_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_wcrtomb_works" >&5
 printf "%s\n" "$gl_cv_func_wcrtomb_works" >&6; }
@@ -76372,20 +79210,22 @@ printf %s "checking whether wcrtomb return value is correct... " >&6; }
 if test ${gl_cv_func_wcrtomb_retval+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                               case "$host_os" in
             # Guess no on AIX 4, OSF/1, Solaris, native Windows.
-            aix4* | osf* | solaris* | mingw*) gl_cv_func_wcrtomb_retval="guessing no" ;;
+            aix4* | osf* | solaris* | mingw* | windows*)
+              gl_cv_func_wcrtomb_retval="guessing no" ;;
             # Guess yes otherwise.
-            *)                                gl_cv_func_wcrtomb_retval="guessing yes" ;;
+            *)
+              gl_cv_func_wcrtomb_retval="guessing yes" ;;
           esac
           if test $LOCALE_FR != none || test $LOCALE_FR_UTF8 != none || test $LOCALE_JA != none || test $LOCALE_ZH_CN != none; then
             if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -76395,12 +79235,14 @@ else $as_nop
 int main ()
 {
   int result = 0;
-  if (setlocale (LC_ALL, "$LOCALE_FR") != NULL)
+  if (strcmp ("$LOCALE_FR", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_FR") != NULL)
     {
       if (wcrtomb (NULL, 0, NULL) != 1)
         result |= 1;
     }
-  if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
+  if (strcmp ("$LOCALE_FR_UTF8", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
     {
       if (wcrtomb (NULL, 0, NULL) != 1)
         result |= 2;
@@ -76411,12 +79253,14 @@ int main ()
             result |= 2;
       }
     }
-  if (setlocale (LC_ALL, "$LOCALE_JA") != NULL)
+  if (strcmp ("$LOCALE_JA", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_JA") != NULL)
     {
       if (wcrtomb (NULL, 0, NULL) != 1)
         result |= 4;
     }
-  if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
+  if (strcmp ("$LOCALE_ZH_CN", "none") != 0
+      && setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
     {
       if (wcrtomb (NULL, 0, NULL) != 1)
         result |= 8;
@@ -76427,15 +79271,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_wcrtomb_retval=yes
-else $as_nop
-  gl_cv_func_wcrtomb_retval=no
+else case e in #(
+  e) gl_cv_func_wcrtomb_retval=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
           fi
-
+         ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_wcrtomb_retval" >&5
 printf "%s\n" "$gl_cv_func_wcrtomb_retval" >&6; }
@@ -76503,566 +79350,6 @@ printf "%s\n" "#define GNULIB_TEST_WCRTOMB 1" >>confdefs.h
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5
-printf %s "checking for a traditional french locale... " >&6; }
-if test ${gt_cv_locale_fr+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only
-     one byte long. This excludes the UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1;
-# if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-# endif
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the native Windows locale name.
-          if (LC_ALL=French_France.1252 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=French_France.1252
-          else
-            # None found.
-            gt_cv_locale_fr=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr=fr_FR.ISO-8859-1
-            else
-              # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name.
-              if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr=fr_FR.ISO8859-1
-              else
-                # Test for the HP-UX locale name.
-                if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_fr=fr_FR.iso88591
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_fr=fr
-                  else
-                    # None found.
-                    gt_cv_locale_fr=none
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5
-printf "%s\n" "$gt_cv_locale_fr" >&6; }
-  LOCALE_FR=$gt_cv_locale_fr
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
-printf %s "checking for a french Unicode locale... " >&6; }
-if test ${gt_cv_locale_fr_utf8+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main () {
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if !(defined __BEOS__ || defined __HAIKU__)
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in the abbreviation of the second month, the second
-     character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
-     two bytes long, with UTF-8 encoding.  */
-  t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-  if (strftime (buf, sizeof (buf), "%b", &t) < 4
-      || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
-    return 1;
-#endif
-#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy.  */
-  /* Check whether the decimal separator is a comma.
-     On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
-     are nl_langinfo(RADIXCHAR) are both ".".  */
-  if (localeconv () ->decimal_point[0] != ',') return 1;
-#endif
-  return 0;
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=French_France.65001
-          else
-            # None found.
-            gt_cv_locale_fr_utf8=none
-          fi
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the usual locale name.
-          if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_fr_utf8=fr_FR
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_fr_utf8=fr_FR.UTF-8
-            else
-              # Test for the Solaris 7 locale name.
-              if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_fr_utf8=fr.UTF-8
-              else
-                # None found.
-                gt_cv_locale_fr_utf8=none
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
-printf "%s\n" "$gt_cv_locale_fr_utf8" >&6; }
-  LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a traditional japanese locale" >&5
-printf %s "checking for a traditional japanese locale... " >&6; }
-if test ${gt_cv_locale_ja+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether MB_CUR_MAX is > 1.  This excludes the dysfunctional locales
-     on Cygwin 1.5.x.  */
-  if (MB_CUR_MAX == 1)
-    return 1;
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Note that on native Windows, the Japanese locale is
-          # Japanese_Japan.932, and CP932 is very different from EUC-JP, so we
-          # cannot use it here.
-          gt_cv_locale_ja=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the AIX locale name.
-          if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_ja=ja_JP
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_ja=ja_JP.EUC-JP
-            else
-              # Test for the HP-UX, OSF/1, NetBSD locale name.
-              if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                gt_cv_locale_ja=ja_JP.eucJP
-              else
-                # Test for the IRIX, FreeBSD locale name.
-                if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                  gt_cv_locale_ja=ja_JP.EUC
-                else
-                  # Test for the Solaris 7 locale name.
-                  if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-                    gt_cv_locale_ja=ja
-                  else
-                    # Special test for NetBSD 1.6.
-                    if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then
-                      gt_cv_locale_ja=ja_JP.eucJP
-                    else
-                      # None found.
-                      gt_cv_locale_ja=none
-                    fi
-                  fi
-                fi
-              fi
-            fi
-          fi
-          ;;
-      esac
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5
-printf "%s\n" "$gt_cv_locale_ja" >&6; }
-  LOCALE_JA=$gt_cv_locale_ja
-
-
-
-
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5
-printf %s "checking for a transitional chinese locale... " >&6; }
-if test ${gt_cv_locale_zh_CN+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <locale.h>
-#include <stdlib.h>
-#include <time.h>
-#if HAVE_LANGINFO_CODESET
-# include <langinfo.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-struct tm t;
-char buf[16];
-int main ()
-{
-  /* On BeOS and Haiku, locales are not implemented in libc.  Rather, libintl
-     imitates locale dependent behaviour by looking at the environment
-     variables, and all locales use the UTF-8 encoding.  */
-#if defined __BEOS__ || defined __HAIKU__
-  return 1;
-#else
-  /* Check whether the given locale name is recognized by the system.  */
-# if defined _WIN32 && !defined __CYGWIN__
-  /* On native Windows, setlocale(category, "") looks at the system settings,
-     not at the environment variables.  Also, when an encoding suffix such
-     as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
-     category of the locale to "C".  */
-  if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
-      || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
-    return 1;
-# else
-  if (setlocale (LC_ALL, "") == NULL) return 1;
-# endif
-  /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
-     On Mac OS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
-     is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
-     On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "646". In this situation,
-     some unit tests fail.
-     On MirBSD 10, when an unsupported locale is specified, setlocale()
-     succeeds but then nl_langinfo(CODESET) is "UTF-8".  */
-# if HAVE_LANGINFO_CODESET
-  {
-    const char *cs = nl_langinfo (CODESET);
-    if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
-        || strcmp (cs, "UTF-8") == 0)
-      return 1;
-  }
-# endif
-# ifdef __CYGWIN__
-  /* On Cygwin, avoid locale names without encoding suffix, because the
-     locale_charset() function relies on the encoding suffix.  Note that
-     LC_ALL is set on the command line.  */
-  if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
-# endif
-  /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
-     This excludes the UTF-8 encoding (except on MirBSD).  */
-  {
-    const char *p;
-    t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
-    if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
-    for (p = buf; *p != '\0'; p++)
-      if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
-        return 1;
-  }
-  /* Check whether a typical GB18030 multibyte sequence is recognized as a
-     single wide character.  This excludes the GB2312 and GBK encodings.  */
-  if (mblen ("\203\062\332\066", 5) != 4)
-    return 1;
-  return 0;
-#endif
-}
-
-_ACEOF
-    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && test -s conftest$ac_exeext; then
-      case "$host_os" in
-        # Handle native Windows specially, because there setlocale() interprets
-        # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
-        # "fr" or "fra" as "French" or "French_France.1252",
-        # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
-        # "ja" as "Japanese" or "Japanese_Japan.932",
-        # and similar.
-        mingw*)
-          # Test for the hypothetical native Windows locale name.
-          if (LC_ALL=Chinese_China.54936 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=Chinese_China.54936
-          else
-            # None found.
-            gt_cv_locale_zh_CN=none
-          fi
-          ;;
-        solaris2.8)
-          # On Solaris 8, the locales zh_CN.GB18030, zh_CN.GBK, zh.GBK are
-          # broken. One witness is the test case in gl_MBRTOWC_SANITYCHECK.
-          # Another witness is that "LC_ALL=zh_CN.GB18030 bash -c true" dumps core.
-          gt_cv_locale_zh_CN=none
-          ;;
-        *)
-          # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
-          # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
-          # configure script would override the LC_ALL setting. Likewise for
-          # LC_CTYPE, which is also set at the beginning of the configure script.
-          # Test for the locale name without encoding suffix.
-          if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-            gt_cv_locale_zh_CN=zh_CN
-          else
-            # Test for the locale name with explicit encoding suffix.
-            if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
-              gt_cv_locale_zh_CN=zh_CN.GB18030
-            else
-              # None found.
-              gt_cv_locale_zh_CN=none
-            fi
-          fi
-          ;;
-      esac
-    else
-      # If there was a link error, due to mblen(), the system is so old that
-      # it certainly doesn't have a chinese locale.
-      gt_cv_locale_zh_CN=none
-    fi
-    rm -fr conftest*
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5
-printf "%s\n" "$gt_cv_locale_zh_CN" >&6; }
-  LOCALE_ZH_CN=$gt_cv_locale_zh_CN
-
 
 
 
@@ -77081,14 +79368,14 @@ printf %s "checking whether wctob works... " >&6; }
 if test ${gl_cv_func_wctob_works+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-
+else case e in #(
+  e)
                         case "$host_os" in
             # Guess no on Solaris <= 9 and Cygwin.
           solaris2.[1-9] | solaris2.[1-9].* | cygwin*)
             gl_cv_func_wctob_works="guessing no" ;;
             # Guess no on native Windows.
-          mingw*)
+          mingw* | windows*)
             gl_cv_func_wctob_works="guessing no" ;;
             # Guess yes otherwise.
           *) gl_cv_func_wctob_works="guessing yes" ;;
@@ -77098,8 +79385,8 @@ else $as_nop
             if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -77122,11 +79409,13 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   :
-else $as_nop
-  gl_cv_func_wctob_works=no
+else case e in #(
+  e) gl_cv_func_wctob_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
             ;;
@@ -77135,8 +79424,8 @@ fi
           if test "$cross_compiling" = yes
 then :
   :
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <locale.h>
@@ -77158,15 +79447,18 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"
 then :
   gl_cv_func_wctob_works=yes
-else $as_nop
-  gl_cv_func_wctob_works=no
+else case e in #(
+  e) gl_cv_func_wctob_works=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
         fi
-
+       ;;
+esac
 fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_wctob_works" >&5
 printf "%s\n" "$gl_cv_func_wctob_works" >&6; }
@@ -77183,8 +79475,9 @@ printf "%s\n" "$gl_cv_func_wctob_works" >&6; }
 if test "x$ac_cv_have_decl_wctob" = xyes
 then :
   ac_have_decl=1
-else $as_nop
-  ac_have_decl=0
+else case e in #(
+  e) ac_have_decl=0 ;;
+esac
 fi
 printf "%s\n" "#define HAVE_DECL_WCTOB $ac_have_decl" >>confdefs.h
 
@@ -77300,7 +79593,7 @@ printf "%s\n" "#define GNULIB_TEST_WCTOMB 1" >>confdefs.h
 
 
 
-     if case "$host_os" in mingw*) true;; *) false;; esac; then
+     if case "$host_os" in mingw* | windows*) true;; *) false;; esac; then
   GL_COND_OBJ_WINDOWS_THREAD_TRUE=
   GL_COND_OBJ_WINDOWS_THREAD_FALSE='#'
 else
@@ -77315,7 +79608,7 @@ fi
 
 
 
-     if case "$host_os" in mingw*) true;; *) false;; esac; then
+     if case "$host_os" in mingw* | windows*) true;; *) false;; esac; then
   GL_COND_OBJ_WINDOWS_TLS_TRUE=
   GL_COND_OBJ_WINDOWS_TLS_FALSE='#'
 else
@@ -77359,7 +79652,7 @@ printf "%s\n" "#define GNULIB_XALLOC_DIE $gl_module_indicator_condition" >>confd
 
 if test "$enable_shared" = yes; then
   case "$host_os" in
-    mingw* | cygwin*) is_woe32dll=yes ;;
+    mingw* | windows* | cygwin*) is_woe32dll=yes ;;
     *) is_woe32dll=no ;;
   esac
 else
@@ -77389,8 +79682,9 @@ fi
 if test ${enable_namespacing+y}
 then :
   enableval=$enable_namespacing; :
-else $as_nop
-  enable_namespacing=yes
+else case e in #(
+  e) enable_namespacing=yes ;;
+esac
 fi
 
 if test "$enable_namespacing" != no; then
@@ -77421,8 +79715,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_AWK+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$AWK"; then
+else case e in #(
+  e) if test -n "$AWK"; then
   ac_cv_prog_AWK="$AWK" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -77444,7 +79738,8 @@ done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 AWK=$ac_cv_prog_AWK
 if test -n "$AWK"; then
@@ -77490,8 +79785,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_TEXI2DVI+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case $TEXI2DVI in
+else case e in #(
+  e) case $TEXI2DVI in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_TEXI2DVI="$TEXI2DVI" # Let the user override the test with a path.
   ;;
@@ -77517,6 +79812,7 @@ IFS=$as_save_IFS
 
   test -z "$ac_cv_path_TEXI2DVI" && ac_cv_path_TEXI2DVI="$ac_aux_dir_abs/missing texi2dvi"
   ;;
+esac ;;
 esac
 fi
 TEXI2DVI=$ac_cv_path_TEXI2DVI
@@ -77536,8 +79832,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_DVIPS+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case $DVIPS in
+else case e in #(
+  e) case $DVIPS in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_DVIPS="$DVIPS" # Let the user override the test with a path.
   ;;
@@ -77563,6 +79859,7 @@ IFS=$as_save_IFS
 
   test -z "$ac_cv_path_DVIPS" && ac_cv_path_DVIPS="$ac_aux_dir_abs/missing dvips"
   ;;
+esac ;;
 esac
 fi
 DVIPS=$ac_cv_path_DVIPS
@@ -77582,8 +79879,8 @@ printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_PERL+y}
 then :
   printf %s "(cached) " >&6
-else $as_nop
-  case $PERL in
+else case e in #(
+  e) case $PERL in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_PERL="$PERL" # Let the user override the test with a path.
   ;;
@@ -77609,6 +79906,7 @@ IFS=$as_save_IFS
 
   test -z "$ac_cv_path_PERL" && ac_cv_path_PERL="$ac_aux_dir_abs/missing perl"
   ;;
+esac ;;
 esac
 fi
 PERL=$ac_cv_path_PERL
@@ -77648,8 +79946,8 @@ cat >confcache <<\_ACEOF
 # config.status only pays attention to the cache file if you give it
 # the --recheck option to rerun configure.
 #
-# `ac_cv_env_foo' variables (set or unset) will be overridden when
-# loading this file, other *unset* `ac_cv_foo' will be assigned the
+# 'ac_cv_env_foo' variables (set or unset) will be overridden when
+# loading this file, other *unset* 'ac_cv_foo' will be assigned the
 # following values.
 
 _ACEOF
@@ -77679,14 +79977,14 @@ printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;}
   (set) 2>&1 |
     case $as_nl`(ac_space=' '; set) 2>&1` in #(
     *${as_nl}ac_space=\ *)
-      # `set' does not quote correctly, so add quotes: double-quote
+      # 'set' does not quote correctly, so add quotes: double-quote
       # substitution turns \\\\ into \\, and sed turns \\ into \.
       sed -n \
 	"s/'/'\\\\''/g;
 	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
       ;; #(
     *)
-      # `set' quotes correctly as required by POSIX, so do not add quotes.
+      # 'set' quotes correctly as required by POSIX, so do not add quotes.
       sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
       ;;
     esac |
@@ -77771,6 +80069,12 @@ if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then
   as_fn_error $? "conditional \"am__fastdepCC\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
+# Check whether --enable-year2038 was given.
+if test ${enable_year2038+y}
+then :
+  enableval=$enable_year2038;
+fi
+
 if test -z "${WOE32_TRUE}" && test -z "${WOE32_FALSE}"; then
   as_fn_error $? "conditional \"WOE32\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
@@ -77810,7 +80114,6 @@ fi
 
 
 
-
     gltests_libobjs=
     gltests_ltlibobjs=
     gltests_libobjdeps=
@@ -77870,7 +80173,6 @@ cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-as_nop=:
 if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
 then :
   emulate sh
@@ -77879,12 +80181,13 @@ then :
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else $as_nop
-  case `(set -o) 2>/dev/null` in #(
+else case e in #(
+  e) case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
   *) :
      ;;
+esac ;;
 esac
 fi
 
@@ -77956,7 +80259,7 @@ IFS=$as_save_IFS
 
      ;;
 esac
-# We did not find ourselves, most probably we were run as `sh COMMAND'
+# We did not find ourselves, most probably we were run as 'sh COMMAND'
 # in which case we are not to be found in the path.
 if test "x$as_myself" = x; then
   as_myself=$0
@@ -77985,7 +80288,6 @@ as_fn_error ()
 } # as_fn_error
 
 
-
 # as_fn_set_status STATUS
 # -----------------------
 # Set $? to STATUS, without forking.
@@ -78025,11 +80327,12 @@ then :
   {
     eval $1+=\$2
   }'
-else $as_nop
-  as_fn_append ()
+else case e in #(
+  e) as_fn_append ()
   {
     eval $1=\$$1\$2
-  }
+  } ;;
+esac
 fi # as_fn_append
 
 # as_fn_arith ARG...
@@ -78043,11 +80346,12 @@ then :
   {
     as_val=$(( $* ))
   }'
-else $as_nop
-  as_fn_arith ()
+else case e in #(
+  e) as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
-  }
+  } ;;
+esac
 fi # as_fn_arith
 
 
@@ -78130,9 +80434,9 @@ if (echo >conf$$.file) 2>/dev/null; then
   if ln -s conf$$.file conf$$ 2>/dev/null; then
     as_ln_s='ln -s'
     # ... but there are two gotchas:
-    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
-    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -pR'.
+    # 1) On MSYS, both 'ln -s file dir' and 'ln file dir' fail.
+    # 2) DJGPP < 2.04 has no symlinks; 'ln -s' creates a wrapper executable.
+    # In both cases, we have to default to 'cp -pR'.
     ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
       as_ln_s='cp -pR'
   elif ln conf$$.file conf$$ 2>/dev/null; then
@@ -78213,10 +80517,12 @@ as_test_x='test -x'
 as_executable_p=as_fn_executable_p
 
 # Sed expression to map a string onto a valid CPP name.
-as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
+as_sed_cpp="y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
+as_tr_cpp="eval sed '$as_sed_cpp'" # deprecated
 
 # Sed expression to map a string onto a valid variable name.
-as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
+as_sed_sh="y%*+%pp%;s%[^_$as_cr_alnum]%_%g"
+as_tr_sh="eval sed '$as_sed_sh'" # deprecated
 
 
 exec 6>&1
@@ -78232,7 +80538,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # values after options handling.
 ac_log="
 This file was extended by $as_me, which was
-generated by GNU Autoconf 2.71.  Invocation command line was
+generated by GNU Autoconf 2.72.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -78264,7 +80570,7 @@ _ACEOF
 
 cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 ac_cs_usage="\
-\`$as_me' instantiates files and other configuration actions
+'$as_me' instantiates files and other configuration actions
 from templates according to the current configuration.  Unless the files
 and actions are specified as TAGs, all are instantiated by default.
 
@@ -78300,10 +80606,10 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
 config.status
-configured by $0, generated by GNU Autoconf 2.71,
+configured by $0, generated by GNU Autoconf 2.72,
   with options \\"\$ac_cs_config\\"
 
-Copyright (C) 2021 Free Software Foundation, Inc.
+Copyright (C) 2023 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
@@ -78365,8 +80671,8 @@ do
     ac_need_defaults=false;;
   --he | --h)
     # Conflict between --help and --header
-    as_fn_error $? "ambiguous option: \`$1'
-Try \`$0 --help' for more information.";;
+    as_fn_error $? "ambiguous option: '$1'
+Try '$0 --help' for more information.";;
   --help | --hel | -h )
     printf "%s\n" "$ac_cs_usage"; exit ;;
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
@@ -78374,8 +80680,8 @@ Try \`$0 --help' for more information.";;
     ac_cs_silent=: ;;
 
   # This is an error.
-  -*) as_fn_error $? "unrecognized option: \`$1'
-Try \`$0 --help' for more information." ;;
+  -*) as_fn_error $? "unrecognized option: '$1'
+Try '$0 --help' for more information." ;;
 
   *) as_fn_append ac_config_targets " $1"
      ac_need_defaults=false ;;
@@ -78801,7 +81107,7 @@ do
     "lib/unistring/woe32dll.h") CONFIG_FILES="$CONFIG_FILES lib/unistring/woe32dll.h:lib/unistring/woe32dll.in.h" ;;
     "tests/Makefile") CONFIG_FILES="$CONFIG_FILES tests/Makefile" ;;
 
-  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
+  *) as_fn_error $? "invalid argument: '$ac_config_target'" "$LINENO" 5;;
   esac
 done
 
@@ -78821,7 +81127,7 @@ fi
 # creating and moving files from /tmp can sometimes cause problems.
 # Hook for its removal unless debugging.
 # Note that there is a small window in which the directory will not be cleaned:
-# after its creation but before its name has been assigned to `$tmp'.
+# after its creation but before its name has been assigned to '$tmp'.
 $debug ||
 {
   tmp= ac_tmp=
@@ -78845,7 +81151,7 @@ ac_tmp=$tmp
 
 # Set up the scripts for CONFIG_FILES section.
 # No need to generate them if there are no CONFIG_FILES.
-# This happens for instance with `./config.status config.h'.
+# This happens for instance with './config.status config.h'.
 if test -n "$CONFIG_FILES"; then
 
 
@@ -79003,13 +81309,13 @@ fi # test -n "$CONFIG_FILES"
 
 # Set up the scripts for CONFIG_HEADERS section.
 # No need to generate them if there are no CONFIG_HEADERS.
-# This happens for instance with `./config.status Makefile'.
+# This happens for instance with './config.status Makefile'.
 if test -n "$CONFIG_HEADERS"; then
 cat >"$ac_tmp/defines.awk" <<\_ACAWK ||
 BEGIN {
 _ACEOF
 
-# Transform confdefs.h into an awk script `defines.awk', embedded as
+# Transform confdefs.h into an awk script 'defines.awk', embedded as
 # here-document in config.status, that substitutes the proper values into
 # config.h.in to produce config.h.
 
@@ -79119,7 +81425,7 @@ do
   esac
   case $ac_mode$ac_tag in
   :[FHL]*:*);;
-  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
+  :L* | :C*:*) as_fn_error $? "invalid tag '$ac_tag'" "$LINENO" 5;;
   :[FH]-) ac_tag=-:-;;
   :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
   esac
@@ -79141,19 +81447,19 @@ do
       -) ac_f="$ac_tmp/stdin";;
       *) # Look for the file first in the build tree, then in the source tree
 	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
-	 # because $ac_f cannot contain `:'.
+	 # because $ac_f cannot contain ':'.
 	 test -f "$ac_f" ||
 	   case $ac_f in
 	   [\\/$]*) false;;
 	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
 	   esac ||
-	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
+	   as_fn_error 1 "cannot find input file: '$ac_f'" "$LINENO" 5;;
       esac
       case $ac_f in *\'*) ac_f=`printf "%s\n" "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
     done
 
-    # Let's still pretend it is `configure' which instantiates (i.e., don't
+    # Let's still pretend it is 'configure' which instantiates (i.e., don't
     # use $as_me), people would be surprised to read:
     #    /* config.h.  Generated by config.status.  */
     configure_input='Generated from '`
@@ -79286,7 +81592,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 esac
 _ACEOF
 
-# Neutralize VPATH when `$srcdir' = `.'.
+# Neutralize VPATH when '$srcdir' = '.'.
 # Shell code in configure.ac might set extrasub.
 # FIXME: do we really want to maintain this feature?
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
@@ -79317,9 +81623,9 @@ test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
   { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
   { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
       "$ac_tmp/out"`; test -z "$ac_out"; } &&
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable 'datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&5
-printf "%s\n" "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+printf "%s\n" "$as_me: WARNING: $ac_file contains a reference to the variable 'datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&2;}
 
   rm -f "$ac_tmp/stdin"
@@ -79474,15 +81780,15 @@ printf "%s\n" X/"$am_mf" |
    (exit $ac_status); } || am_rc=$?
   done
   if test $am_rc -ne 0; then
-    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "Something went wrong bootstrapping makefile fragments
     for automatic dependency tracking.  If GNU make was not used, consider
     re-running the configure script with MAKE=\"gmake\" (or whatever is
     necessary).  You can also try re-running configure with the
     '--disable-dependency-tracking' option to at least be able to build
     the package (albeit without support for automatic dependency tracking).
-See \`config.log' for more details" "$LINENO" 5; }
+See 'config.log' for more details" "$LINENO" 5; }
   fi
   { am_dirpart=; unset am_dirpart;}
   { am_filepart=; unset am_filepart;}