diff -r b72c6db6890b -r 5dc02b23752f src/opengl/qgraphicssystem_gl_p.h
--- a/src/opengl/qgraphicssystem_gl_p.h	Wed Jun 23 19:07:03 2010 +0300
+++ b/src/opengl/qgraphicssystem_gl_p.h	Tue Jul 06 15:10:48 2010 +0300
@@ -62,10 +62,12 @@
 class Q_OPENGL_EXPORT QGLGraphicsSystem : public QGraphicsSystem
 {
 public:
-    QGLGraphicsSystem();
+    QGLGraphicsSystem(bool useX11GL);
 
     QPixmapData *createPixmapData(QPixmapData::PixelType type) const;
     QWindowSurface *createWindowSurface(QWidget *widget) const;
+private:
+    bool m_useX11GL;
 };
 
 QT_END_NAMESPACE