-# unlocked-io.m4 serial 14
+# unlocked-io.m4 serial 15
-# Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
-# Free Software Foundation, Inc.
+# Copyright (C) 1998-2006, 2009-2011 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
AC_DEFUN([gl_FUNC_GLIBC_UNLOCKED_IO],
[
- AC_DEFINE([USE_UNLOCKED_IO], 1,
+ AC_DEFINE([USE_UNLOCKED_IO], [1],
[Define to 1 if you want getc etc. to use unlocked I/O if available.
Unlocked I/O can improve performance in unithreaded apps,
but it is not safe for multithreaded apps.])