diff --git a/lib/str.c b/lib/str.c
index 4ab71e1..d8f039a 100644
--- a/lib/str.c
+++ b/lib/str.c
@@ -16,6 +16,24 @@
     Copyright (C) 1996, 1997, 1998, 2001, 2002 Free Software Foundation, Inc.
 */
 
+/* 
+ * This file is part of Quagga.
+ *
+ * Quagga is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * Quagga is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Quagga; see the file COPYING.  If not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.  
+ */
 
 #include <zebra.h>