-# argp.m4 serial 3
-dnl Copyright (C) 2003, 2004 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
+# argp.m4 serial 5
+dnl Copyright (C) 2003-2005 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_ARGP],
[
AC_REQUIRE([AC_C_INLINE])
- AC_REQUIRE([gl_FUNC_GLIBC_UNLOCKED_IO])
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
AC_REQUIRE([gl_GETOPT_SUBSTITUTE])
AC_CHECK_DECLS([program_invocation_name, program_invocation_short_name],,,
[#include <errno.h>])
+ AC_CHECK_DECLS_ONCE(
+ [clearerr_unlocked feof_unlocked ferror_unlocked
+ fflush_unlocked fgets_unlocked fputc_unlocked fputs_unlocked
+ fread_unlocked fwrite_unlocked getc_unlocked
+ getchar_unlocked putc_unlocked putchar_unlocked])
AC_CHECK_FUNCS_ONCE([flockfile funlockfile])
AC_CHECK_HEADERS_ONCE([features.h linewrap.h])
])