diff -r b72c6db6890b -r 5dc02b23752f src/corelib/kernel/qeventdispatcher_win_p.h
--- a/src/corelib/kernel/qeventdispatcher_win_p.h	Wed Jun 23 19:07:03 2010 +0300
+++ b/src/corelib/kernel/qeventdispatcher_win_p.h	Tue Jul 06 15:10:48 2010 +0300
@@ -62,7 +62,7 @@
 class QEventDispatcherWin32Private;
 
 // forward declaration
-LRESULT CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp);
+LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp);
 
 class Q_CORE_EXPORT QEventDispatcherWin32 : public QAbstractEventDispatcher
 {
@@ -101,8 +101,8 @@
     bool event(QEvent *e);
 
 private:
-    friend LRESULT CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp);
-    friend LRESULT CALLBACK qt_GetMessageHook(int, WPARAM, LPARAM);
+    friend LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp);
+    friend LRESULT QT_WIN_CALLBACK qt_GetMessageHook(int, WPARAM, LPARAM);
 };
 
 QT_END_NAMESPACE