-# inet_pton.m4 serial 10
-dnl Copyright (C) 2006, 2008, 2009, 2010 Free Software Foundation, Inc.
+# inet_pton.m4 serial 12
+dnl Copyright (C) 2006, 2008-2011 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.
dnl Persuade Solaris <arpa/inet.h> to declare inet_pton.
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
- gl_REPLACE_ARPA_INET_H
-
dnl Most platforms that provide inet_pton define it in libc.
dnl Solaris 8..10 provide inet_pton in libnsl instead.
gl_save_LIBS=$LIBS
# Prerequisites of lib/inet_pton.c.
AC_DEFUN([gl_PREREQ_INET_PTON], [
- AC_CHECK_DECLS([inet_pton],,,[#include <arpa/inet.h>])
+ AC_CHECK_HEADERS_ONCE([netdb.h])
+ AC_CHECK_DECLS([inet_pton],,,
+ [#include <arpa/inet.h>
+ #if HAVE_NETDB_H
+ # include <netdb.h>
+ #endif
+ ])
if test $ac_cv_have_decl_inet_pton = no; then
HAVE_DECL_INET_PTON=0
fi