--- a/src/gui/image/qpixmapfilter.cpp	Mon May 03 13:17:34 2010 +0300
+++ b/src/gui/image/qpixmapfilter.cpp	Fri May 14 16:40:13 2010 +0300
@@ -898,7 +898,7 @@
         expblur<12, 10, false>(blurImage, radius, quality, transposed);
 }
 
-bool qt_scaleForTransform(const QTransform &transform, qreal *scale);
+Q_GUI_EXPORT bool qt_scaleForTransform(const QTransform &transform, qreal *scale);
 
 /*!
     \internal