diff --git a/_copyright.inc b/_copyright.inc
new file mode 100644
index 0000000..9e6df32
--- /dev/null
+++ b/_copyright.inc
@@ -0,0 +1,21 @@
+/* Proxytunnel - (C) 2001-2002 Jos Visser / Mark Janssen    */
+/* Contact:                  josv@osp.nl / maniac@maniac.nl */
+
+/*
+ * 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
+ */
+
+/* filename.[ch] */
+