$OpenBSD: patch-DockWidget_dockmanager_h,v 1.1 2010/05/22 07:46:48 espie Exp $
--- DockWidget/dockmanager.h.orig	Sat May 22 09:43:13 2010
+++ DockWidget/dockmanager.h	Sat May 22 09:43:25 2010
@@ -57,6 +57,8 @@ class SDockButton : public QPushButton (private)
   bool moveMouse;
 };
 
+class DockManager;
+
 class DockWidget: public QWidget
 { Q_OBJECT
 friend class DockManager;