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-rw-r--r--gnulib-m4/netinet_in_h.m429
1 files changed, 29 insertions, 0 deletions
diff --git a/gnulib-m4/netinet_in_h.m4 b/gnulib-m4/netinet_in_h.m4
new file mode 100644
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--- /dev/null
+++ b/gnulib-m4/netinet_in_h.m4
@@ -0,0 +1,29 @@
+# netinet_in_h.m4 serial 6
+dnl Copyright (C) 2006-2022 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_HEADER_NETINET_IN],
+[
+ AC_CACHE_CHECK([whether <netinet/in.h> is self-contained],
+ [gl_cv_header_netinet_in_h_selfcontained],
+ [
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[]])],
+ [gl_cv_header_netinet_in_h_selfcontained=yes],
+ [gl_cv_header_netinet_in_h_selfcontained=no])
+ ])
+ if test $gl_cv_header_netinet_in_h_selfcontained = yes; then
+ GL_GENERATE_NETINET_IN_H=false
+ else
+ GL_GENERATE_NETINET_IN_H=true
+ AC_CHECK_HEADERS([netinet/in.h])
+ gl_CHECK_NEXT_HEADERS([netinet/in.h])
+ if test $ac_cv_header_netinet_in_h = yes; then
+ HAVE_NETINET_IN_H=1
+ else
+ HAVE_NETINET_IN_H=0
+ fi
+ AC_SUBST([HAVE_NETINET_IN_H])
+ fi
+])