--- a/lib/save-cwd.c
+++ b/lib/save-cwd.c
@@ -1,3 +1,22 @@
+/* save-cwd.c -- Save and restore current working directory.
+   Copyright (C) 1995 Free Software Foundation, Inc.
+
+   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, 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., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* Written Jim Meyering <meyering@na-net.ornl.gov>.  */
+
 #ifdef HAVE_CONFIG_H
 # include "config.h"
 #endif