Update copyright.

diff --git a/src/undo.c b/src/undo.c
index df1b82ff759fc81808429ebadf7b4733eace616c..31d7c39db14ba9ab1497cc47926a781d55665fc0 100644 (file)
--- a/src/undo.c
+++ b/src/undo.c
@@ -1,5 +1,5 @@
 /* undo handling for GNU Emacs.
-   Copyright (C) 1990, 1993, 1994 Free Software Foundation, Inc.
+   Copyright (C) 1990, 1993, 1994, 2000 Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.