diff -r dee5afe5301f -r 3f74d0d4af4c src/opengl/qpixmapdata_gl_p.h
--- a/src/opengl/qpixmapdata_gl_p.h	Mon Mar 15 12:43:09 2010 +0200
+++ b/src/opengl/qpixmapdata_gl_p.h	Thu Apr 08 14:19:33 2010 +0300
@@ -88,6 +88,7 @@
     void endPaint();
     QGLContext* context() const;
     QSize size() const;
+    bool alphaRequested() const;
 
     void setPixmapData(QGLPixmapData*);
 private: