X-Git-Url: http://sjero.net/git/?p=wget;a=blobdiff_plain;f=m4%2Ffseeko.m4;fp=m4%2Ffseeko.m4;h=3d773656886d4f9811ee80be0fe07a37f347a9c9;hp=0000000000000000000000000000000000000000;hb=b55f8bf86cc6add2be92963456e6dba7eafad1e2;hpb=d0476cad4274249171151727239b3d95f21835c1

diff --git a/m4/fseeko.m4 b/m4/fseeko.m4
new file mode 100644
index 00000000..3d773656
--- /dev/null
+++ b/m4/fseeko.m4
@@ -0,0 +1,34 @@
+# 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.
+
+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])
+    ])
+  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
+])
+
+AC_DEFUN([gl_REPLACE_FSEEKO],
+[
+  AC_LIBOBJ([fseeko])
+  AC_REQUIRE([gl_STDIO_H_DEFAULTS])
+  REPLACE_FSEEKO=1
+])