--- a/rb.c	Wed Mar 10 17:46:49 2004 +0100
+++ b/rb.c	Wed Mar 10 17:53:04 2004 +0100
@@ -1,6 +1,7 @@
 /*
 Generic C code for red-black trees.
-Copyright (C) 2000 James S. Plank
+Copyright (C) 2000 James S. Plank,
+              2004 Tuomo Valkonen.
 
 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Lesser General Public