Index: src/sndio/sndio.cc
--- src/sndio/sndio.cc.orig
+++ src/sndio/sndio.cc
@@ -344,7 +344,7 @@ void SndioPlugin::flush ()
 {
     pthread_mutex_lock (& m_mutex);
 
-    sio_stop (m_handle);
+    sio_flush (m_handle);
 
     m_frames_buffered = 0;
     m_last_write_time = timeval ();