diff --git a/libdt.c b/libdt.c
index d8b46f0..d187ca9 100644
--- a/libdt.c
+++ b/libdt.c
@@ -1,3 +1,23 @@
+/*
+ * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation.  2005.
+ *
+ * 
+ * This program 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 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
+ *  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 this program; if not, write to the Free Software          
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 
+ *                                                                   USA 
+ */
+
 #include <stdint.h>
 #include <string.h>
 
@@ -134,7 +154,8 @@ void *flat_dt_get_node(void *blob, char *path)
 	return node;
 }
 
-void flat_dt_traverse(void *blob, int (*fn)(void *blob, void *node, void *priv),
+void flat_dt_traverse(void *blob,
+		      int (*fn)(void *blob, void *node, void *priv),
 		      void *private)
 {
 	struct boot_param_header *bph = blob;