X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Ffseeko.m4;h=3d773656886d4f9811ee80be0fe07a37f347a9c9;hb=05a96e0bca75d5b01c337cd7dacd04507d6e6497;hp=b544e2410232285e84a0f32a81fc6ac242ec171e;hpb=1c01610fe4d5ce23029b32415a739ec4ba6f5b8e;p=gnulib.git

diff --git a/m4/fseeko.m4 b/m4/fseeko.m4
index b544e2410..3d7736568 100644
--- a/m4/fseeko.m4
+++ b/m4/fseeko.m4
@@ -1,5 +1,5 @@
-# fseeko.m4 serial 2
-dnl Copyright (C) 2007 Free Software Foundation, Inc.
+# fseeko.m4 serial 4
+dnl Copyright (C) 2007-2008 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.
@@ -9,13 +9,18 @@ AC_DEFUN([gl_FUNC_FSEEKO],
   AC_REQUIRE([gl_STDIO_H_DEFAULTS])
   AC_REQUIRE([AC_PROG_CC])
   AC_REQUIRE([gl_STDIN_LARGE_OFFSET])
+
+  dnl Persuade glibc <stdio.h> to declare fseeko().
+  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
+
   AC_CACHE_CHECK([for fseeko], [gl_cv_func_fseeko],
     [
       AC_TRY_LINK([#include <stdio.h>], [fseeko (stdin, 0, 0);],
-        [gl_cv_func_fseeko=yes], [gl_cv_func_fseeko=no])
+	[gl_cv_func_fseeko=yes], [gl_cv_func_fseeko=no])
     ])
   if test $gl_cv_func_fseeko = no; then
     HAVE_FSEEKO=0
+    gl_REPLACE_FSEEKO
   elif test $gl_cv_var_stdin_large_offset = no; then
     gl_REPLACE_FSEEKO
   fi