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-rw-r--r--FL/Fl_Cairo_Window.H7
1 files changed, 5 insertions, 2 deletions
diff --git a/FL/Fl_Cairo_Window.H b/FL/Fl_Cairo_Window.H
index 8d98cd5bd..f660cd309 100644
--- a/FL/Fl_Cairo_Window.H
+++ b/FL/Fl_Cairo_Window.H
@@ -1,7 +1,7 @@
//
-// Main header file for the Fast Light Tool Kit (FLTK).
+// Cairo Window header file for the Fast Light Tool Kit (FLTK).
//
-// Copyright 1998-2018 by Bill Spitzak and others.
+// Copyright 1998-2021 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
@@ -20,6 +20,9 @@
#ifndef FL_CAIRO_WINDOW_H
# define FL_CAIRO_WINDOW_H
+
+#include <FL/fl_config.h>
+
# ifdef FLTK_HAVE_CAIRO
// Cairo is currently supported for the following platforms: