summaryrefslogtreecommitdiff
path: root/FL/fl_message.H
diff options
context:
space:
mode:
Diffstat (limited to 'FL/fl_message.H')
-rw-r--r--FL/fl_message.H7
1 files changed, 6 insertions, 1 deletions
diff --git a/FL/fl_message.H b/FL/fl_message.H
index 5932b76b8..50f2ef991 100644
--- a/FL/fl_message.H
+++ b/FL/fl_message.H
@@ -1,7 +1,7 @@
//
// Standard message header file for the Fast Light Tool Kit (FLTK).
//
-// Copyright 1998-2010 by Bill Spitzak and others.
+// Copyright 1998-2023 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
@@ -14,4 +14,9 @@
// https://www.fltk.org/bugs.php
//
+#ifndef _FL_fl_message_H_
+#define _FL_fl_message_H_
+
#include "fl_ask.H"
+
+#endif