Tweaking the license text a bit more.
diff --git a/access.c b/access.c
index 0dd8cb7..48d79d2 100644
--- a/access.c
+++ b/access.c
@@ -5,8 +5,9 @@
* Copyright (C) 2004-2007 Wayne Davison
*
* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 3 as
- * published by the Free Software Foundation.
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of