--- a/usr/src/cmd/tplot/mapfile-intf	Tue Feb 10 05:59:22 2009 -0800
+++ b/usr/src/cmd/tplot/mapfile-intf	Tue Feb 10 09:38:02 2009 -0700
@@ -20,10 +20,22 @@
 #
 
 #
-# Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
+# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
-# ident	"%Z%%M%	%I%	%E% SMI"
+
+#
+# MAPFILE HEADER START
+#
+# WARNING:  STOP NOW.  DO NOT MODIFY THIS FILE.
+# Object versioning must comply with the rules detailed in
+#
+#	usr/src/lib/README.mapfiles
+#
+# You should not be making modifications here until you've read the most current
+# copy of that file. If you need help, contact a gatekeeper for guidance.
+#
+# MAPFILE HEADER END
 #
 
 # t* utilities interpose on a couple of libm and libt* items.