diff --git a/libmudflap/ChangeLog b/libmudflap/ChangeLog
index 29f6f5187b8b1e710b7617e8cfe7f62409239154..4f25712e7c686f4ed6bfb9fe340e0a9bd69acb90 100644
--- a/libmudflap/ChangeLog
+++ b/libmudflap/ChangeLog
@@ -2,6 +2,10 @@
 
 	* mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
 
+2005-03-31  Mike Stump  <mrs@apple.com>
+
+	* mf-runtime.h: Add libmudflap copyright clause.
+
 2005-03-21  Mike Stump  <mrs@apple.com>
 
 	* mf-heuristics.c: Fix whitespace at end of line.
diff --git a/libmudflap/mf-runtime.h b/libmudflap/mf-runtime.h
index dd66e217d7b97223e17cc66828cedf01621edf63..0c2eac970b995cb42b5a7ab2cbdf06a703887bb7 100644
--- a/libmudflap/mf-runtime.h
+++ b/libmudflap/mf-runtime.h
@@ -1,3 +1,35 @@
+/* Implementation header for mudflap runtime library.
+   Mudflap: narrow-pointer bounds-checking by tree rewriting.
+   Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Contributed by Frank Ch. Eigler <fche@redhat.com>
+   and Graydon Hoare <graydon@redhat.com>
+
+This file is part of GCC.
+
+GCC 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.
+
+In addition to the permissions in the GNU General Public License, the
+Free Software Foundation gives you unlimited permission to link the
+compiled version of this file into combinations with other programs,
+and to distribute those combinations without any restriction coming
+from the use of this file.  (The General Public License restrictions
+do apply in other respects; for example, they cover modification of
+the file, and distribution when not linked into a combine
+executable.)
+
+GCC 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 GCC; see the file COPYING.  If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+02111-1307, USA.  */
+
 /* Public libmudflap declarations -*- C -*- */
 
 #ifndef MF_RUNTIME_H