--- qtractor-0.1.3.old/src/qtractorAudioFile.cpp	2008-04-01 00:11:01.000000000 +0200
+++ qtractor-0.1.3.old/src/qtractorAudioFile.cpp	2008-05-05 08:19:48.000000000 +0200
@@ -25,10 +25,12 @@ 
 #include "qtractorAudioMadFile.h"
 
 #include <QFileInfo>
 #include <QRegExp>
 
+#include <cstdlib>
+
 
 //----------------------------------------------------------------------
 // class qtractorAudioFileFactory -- Audio file factory (singleton).
 //
 
--- qtractor-0.1.3.old/src/qtractorAudioVorbisFile.cpp	2008-03-15 21:52:31.000000000 +0100
+++ qtractor-0.1.3.old/src/qtractorAudioVorbisFile.cpp	2008-05-05 08:19:48.000000000 +0200
@@ -24,10 +24,12 @@ 
 #ifdef CONFIG_LIBVORBIS
 // libvorbis encoder API.
 #include <vorbis/vorbisenc.h>
 #endif
 
+#include <cstdlib>
+
 
 //----------------------------------------------------------------------
 // class qtractorAudioVorbisFile -- Buffered audio file implementation.
 //