+#include "ardour/audio_buffer.h"
+#include "ardour/audio_port.h"
+#include "ardour/audio_track.h"
+#include "ardour/audioengine.h"
+#include "ardour/audioregion.h"
+#include "ardour/export_channel.h"
+#include "ardour/export_failed.h"
+#include "ardour/session.h"