diff -r dee5afe5301f -r 3f74d0d4af4c src/gui/widgets/qcombobox.h
--- a/src/gui/widgets/qcombobox.h	Mon Mar 15 12:43:09 2010 +0200
+++ b/src/gui/widgets/qcombobox.h	Thu Apr 08 14:19:33 2010 +0300
@@ -245,7 +245,9 @@
     void mouseReleaseEvent(QMouseEvent *e);
     void keyPressEvent(QKeyEvent *e);
     void keyReleaseEvent(QKeyEvent *e);
+#ifndef QT_NO_WHEELEVENT
     void wheelEvent(QWheelEvent *e);
+#endif
     void contextMenuEvent(QContextMenuEvent *e);
     void inputMethodEvent(QInputMethodEvent *);
     QVariant inputMethodQuery(Qt::InputMethodQuery) const;