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725e2999 JB |
1 | # netinet_in_h.m4 serial 5 |
2 | dnl Copyright (C) 2006-2016 Free Software Foundation, Inc. | |
3 | dnl This file is free software; the Free Software Foundation | |
4 | dnl gives unlimited permission to copy and/or distribute it, | |
5 | dnl with or without modifications, as long as this notice is preserved. | |
6 | ||
7 | AC_DEFUN([gl_HEADER_NETINET_IN], | |
8 | [ | |
9 | AC_CACHE_CHECK([whether <netinet/in.h> is self-contained], | |
10 | [gl_cv_header_netinet_in_h_selfcontained], | |
11 | [ | |
12 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[]])], | |
13 | [gl_cv_header_netinet_in_h_selfcontained=yes], | |
14 | [gl_cv_header_netinet_in_h_selfcontained=no]) | |
15 | ]) | |
16 | if test $gl_cv_header_netinet_in_h_selfcontained = yes; then | |
17 | NETINET_IN_H='' | |
18 | else | |
19 | NETINET_IN_H='netinet/in.h' | |
20 | AC_CHECK_HEADERS([netinet/in.h]) | |
21 | gl_CHECK_NEXT_HEADERS([netinet/in.h]) | |
22 | if test $ac_cv_header_netinet_in_h = yes; then | |
23 | HAVE_NETINET_IN_H=1 | |
24 | else | |
25 | HAVE_NETINET_IN_H=0 | |
26 | fi | |
27 | AC_SUBST([HAVE_NETINET_IN_H]) | |
28 | fi | |
29 | AC_SUBST([NETINET_IN_H]) | |
30 | AM_CONDITIONAL([GL_GENERATE_NETINET_IN_H], [test -n "$NETINET_IN_H"]) | |
31 | ]) |