--- a/lib-src/ad2c	Tue Dec 15 13:25:23 2009 -0700
+++ b/lib-src/ad2c	Tue Dec 15 13:45:48 2009 -0700
@@ -12,6 +12,23 @@
 #	7 Jan 1992: matthew@sunpix.East.Sun.COM (Matthew Stier)
 #		Escape quotes after escaping backslashes.
 #
+# 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 2, 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; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
+# Boston, MA 02111-1301, USA.  */
+#
 # Synched up with: Not in FSF.
 
 sed '