From 91e3c9a70a5bea796ae2da9369f23222d4ee7702 Mon Sep 17 00:00:00 2001
From: Daniel Russel <drussel@gmail.com>
Date: Sun, 15 Jul 2007 17:12:23 +0000
Subject: [PATCH] added header to avoid compilation problem

---
 .../include/CGAL/Kinetic/IO/internal/Qt_widget_2_core.h          | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Kinetic_data_structures/include/CGAL/Kinetic/IO/internal/Qt_widget_2_core.h b/Kinetic_data_structures/include/CGAL/Kinetic/IO/internal/Qt_widget_2_core.h
index a0d359b72c1..2003550d605 100644
--- a/Kinetic_data_structures/include/CGAL/Kinetic/IO/internal/Qt_widget_2_core.h
+++ b/Kinetic_data_structures/include/CGAL/Kinetic/IO/internal/Qt_widget_2_core.h
@@ -25,6 +25,7 @@
 #include <CGAL/IO/Qt_widget.h>
 #include <qmainwindow.h>
 #include <CGAL/Kinetic/Listener.h>
+#include <CGAL/Kinetic/Ref_counted.h>
 
 namespace CGAL
 {