dnl Reentrant time functions like localtime_r.
-dnl Copyright (C) 2003, 2006, 2007, 2008 Free Software Foundation, Inc.
+dnl Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010 Free Software Foundation,
+dnl 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_CACHE_CHECK([whether localtime_r is compatible with its POSIX signature],
[gl_cv_time_r_posix],
- [AC_TRY_COMPILE(
- [#include <time.h>],
- [/* We don't need to append 'restrict's to the argument types,
- even though the POSIX signature has the 'restrict's,
- since C99 says they can't affect type compatibility. */
- struct tm * (*ptr) (time_t const *, struct tm *) = localtime_r;
- if (ptr) return 0;
- /* Check the return type is a pointer. On HP-UX 10 it is 'int'. */
- *localtime_r (0, 0);],
+ [AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+ [[#include <time.h>]],
+ [[/* We don't need to append 'restrict's to the argument types,
+ even though the POSIX signature has the 'restrict's,
+ since C99 says they can't affect type compatibility. */
+ struct tm * (*ptr) (time_t const *, struct tm *) = localtime_r;
+ if (ptr) return 0;
+ /* Check the return type is a pointer. On HP-UX 10 it is 'int'. */
+ *localtime_r (0, 0);]])],
[gl_cv_time_r_posix=yes],
[gl_cv_time_r_posix=no])])
if test $gl_cv_time_r_posix = yes; then