1 # inet_pton.m4 serial 12
2 dnl Copyright (C) 2006, 2008-2011 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.
7 AC_DEFUN([gl_FUNC_INET_PTON],
9 dnl Persuade Solaris <arpa/inet.h> to declare inet_pton.
10 AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
12 dnl Most platforms that provide inet_pton define it in libc.
13 dnl Solaris 8..10 provide inet_pton in libnsl instead.
15 AC_SEARCH_LIBS([inet_pton], [nsl], [],
16 [AC_REPLACE_FUNCS([inet_pton])])
19 if test "$ac_cv_search_inet_pton" != "no" &&
20 test "$ac_cv_search_inet_pton" != "none required"; then
21 INET_PTON_LIB="$ac_cv_search_inet_pton"
23 AC_SUBST([INET_PTON_LIB])
28 # Prerequisites of lib/inet_pton.c.
29 AC_DEFUN([gl_PREREQ_INET_PTON], [
30 AC_CHECK_HEADERS_ONCE([netdb.h])
31 AC_CHECK_DECLS([inet_pton],,,
32 [#include <arpa/inet.h>
37 if test $ac_cv_have_decl_inet_pton = no; then
40 AC_REQUIRE([gl_SOCKET_FAMILIES])
41 AC_REQUIRE([AC_C_RESTRICT])