--- a/test/checkkeys.c	Wed Apr 06 17:10:14 2011 -0700
+++ b/test/checkkeys.c	Fri Apr 08 13:03:26 2011 -0700
@@ -1,3 +1,14 @@
+/*
+  Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely.
+*/
 
 /* Simple program:  Loop, watching keystrokes
    Note that you need to call SDL_PollEvent() or SDL_WaitEvent() to