--- a/src/gui/kernel/qwhatsthis.cpp	Mon May 03 13:17:34 2010 +0300
+++ b/src/gui/kernel/qwhatsthis.cpp	Fri May 14 16:40:13 2010 +0300
@@ -143,7 +143,7 @@
     \sa QToolTip
 */
 
-extern void qDeleteInEventHandler(QObject *o);
+Q_DECL_IMPORT extern void qDeleteInEventHandler(QObject *o);
 
 class QWhatsThat : public QWidget
 {