-# sockpfaf.m4 serial 3
-dnl Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+# sockpfaf.m4 serial 7
+dnl Copyright (C) 2004, 2006, 2009, 2010 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 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_MSG_CHECKING(for IPv4 sockets)
- AC_CACHE_VAL(gl_cv_socket_ipv4,
- [AC_TRY_COMPILE([#include <sys/types.h>
+ AC_MSG_CHECKING([for IPv4 sockets])
+ AC_CACHE_VAL([gl_cv_socket_ipv4],
+ [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
- AC_MSG_CHECKING(for IPv6 sockets)
- AC_CACHE_VAL(gl_cv_socket_ipv6,
- [AC_TRY_COMPILE([#include <sys/types.h>
+ AC_MSG_CHECKING([for IPv6 sockets])
+ AC_CACHE_VAL([gl_cv_socket_ipv6],
+ [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>