--- a/modules/zlib/Makefile	Thu Jan 06 00:35:22 2011 +0100
+++ b/modules/zlib/Makefile	Thu Jan 06 01:09:23 2011 +0100
@@ -1,3 +1,21 @@
+# Copyright (C) 1998, 1999 William Perry.
+
+# This file is part of XEmacs.
+
+# XEmacs 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 3 of the License, or (at your
+# option) any later version.
+
+# XEmacs 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 XEmacs.  If not, see <http://www.gnu.org/licenses/>.
+
+
 #
 # Sample makefile for a simple Emacs module.
 # This is slightly more complicated than would normally be the case,