diff -r dee5afe5301f -r 3f74d0d4af4c src/multimedia/audio/qaudiooutput_mac_p.h
--- a/src/multimedia/audio/qaudiooutput_mac_p.h	Mon Mar 15 12:43:09 2010 +0200
+++ b/src/multimedia/audio/qaudiooutput_mac_p.h	Thu Apr 08 14:19:33 2010 +0300
@@ -74,7 +74,7 @@
 
 class QIODevice;
 
-namespace
+namespace QtMultimediaInternal
 {
 class QAudioOutputBuffer;
 }
@@ -96,7 +96,7 @@
     UInt64          startTime;
     AudioStreamBasicDescription deviceFormat;
     AudioStreamBasicDescription streamFormat;
-    QAudioOutputBuffer*   audioBuffer;
+    QtMultimediaInternal::QAudioOutputBuffer*   audioBuffer;
     QAtomicInt      audioThreadState;
     QWaitCondition  threadFinished;
     QMutex          mutex;