X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fssize_t.m4;h=4eaef93ce37ece14d9ba6b26b2e28ec3016b4d17;hb=83732d64f5f0c5ef866510b1f683870d175d9c73;hp=708126bf3c71b6f7d82a720e26e0fc6596e1319d;hpb=cc71bae5283fe536723fa6eee6d1a7fadae942b8;p=gnulib.git

diff --git a/m4/ssize_t.m4 b/m4/ssize_t.m4
index 708126bf3..4eaef93ce 100644
--- a/m4/ssize_t.m4
+++ b/m4/ssize_t.m4
@@ -1,26 +1,21 @@
-# ssize_t.m4 serial 2 (gettext-0.12.2)
-dnl Copyright (C) 2001-2003 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.
+# ssize_t.m4 serial 4 (gettext-0.15)
+dnl Copyright (C) 2001-2003, 2006 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 From Bruno Haible.
 dnl Test whether ssize_t is defined.
 
 AC_DEFUN([gt_TYPE_SSIZE_T],
 [
-  AC_CHECK_HEADERS_ONCE(unistd.h)
-  AC_CACHE_CHECK([for ssize_t], gt_cv_ssize_t,
-    [AC_TRY_COMPILE([
-#include <sys/types.h>
-#if HAVE_UNISTD_H
-#include <unistd.h>
-#endif], [int x = sizeof (ssize_t *) + sizeof (ssize_t);],
-       gt_cv_ssize_t=yes, gt_cv_ssize_t=no)])
+  AC_CACHE_CHECK([for ssize_t], [gt_cv_ssize_t],
+    [AC_TRY_COMPILE([#include <sys/types.h>],
+       [int x = sizeof (ssize_t *) + sizeof (ssize_t);
+        return !x;],
+       [gt_cv_ssize_t=yes], [gt_cv_ssize_t=no])])
   if test $gt_cv_ssize_t = no; then
-    AC_DEFINE(ssize_t, int,
+    AC_DEFINE([ssize_t], [int],
               [Define as a signed type of the same size as size_t.])
   fi
 ])