diff --git a/include/ifax/types.h b/include/ifax/types.h
index 07c2cf0..a348f07 100644
--- a/include/ifax/types.h
+++ b/include/ifax/types.h
@@ -1,7 +1,31 @@
-/*
- * Debugging messages for ISDNfax.
- * (c) 1998 Andreas Beck	<becka@ggi-project.org>
- */
+/* $Id$
+******************************************************************************
+
+   Fax program for ISDN.
+   Define data-types needed to reliably do DSP-code on a standard system
+
+   Copyright (C) 1998 Andreas Beck [becka@ggi-project.org]
+  
+   Permission is hereby granted, free of charge, to any person obtaining a
+   copy of this software and associated documentation files (the "Software"),
+   to deal in the Software without restriction, including without limitation
+   the rights to use, copy, modify, merge, publish, distribute, sublicense,
+   and/or sell copies of the Software, and to permit persons to whom the
+   Software is furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+   THE AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+   IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+   CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+******************************************************************************
+*/
+
 
 /* FIXME - We should autoconf that !
  */