--- DirectFB-1.7.7/interfaces/IFusionSoundMusicProvider/ifusionsoundmusicprovider_timidity.c.orig	2013-12-19 01:16:24.000000000 +0100
+++ DirectFB-1.7.7/interfaces/IFusionSoundMusicProvider/ifusionsoundmusicprovider_timidity.c	2017-12-17 20:40:00.879730101 +0100
@@ -114,6 +114,29 @@
 }
 
 static int
+seek_callback( void *ctx, long offset, int whence )
+{
+     IFusionSoundMusicProvider_Timidity_data *data = ctx;
+     if (direct_stream_seekable( data->st )) {
+	  long newpos;
+	  switch (whence) {
+	       case SEEK_SET: newpos = offset; break;
+	       case SEEK_CUR: newpos = direct_stream_offset( data->st ) + offset; break;
+	       case SEEK_END: newpos = direct_stream_length( data->st ) + offset; break;
+	       default: return -1;
+	  }
+          direct_stream_seek( data->st, newpos );
+     } else return -1; // not seekable
+}
+
+static long
+tell_callback( void *ctx )
+{
+     IFusionSoundMusicProvider_Timidity_data *data = ctx;
+     return direct_stream_offset( data->st );
+}
+
+static int
 close_callback( void *ctx )
 {
      return 0;
@@ -363,7 +386,7 @@
      Timidity_Stop( data, false );
      
      direct_stream_seek( data->st, 0 );
-     stream = mid_istream_open_callbacks( read_callback, close_callback, data );
+     stream = mid_istream_open_callbacks( read_callback, seek_callback, tell_callback, close_callback, data );
      if (!stream) {
           D_ERROR( "IFusionSoundMusicProvider_Timidity: couldn't open input stream!\n" );
           pthread_mutex_unlock( &data->lock );
@@ -510,7 +533,7 @@
      Timidity_Stop( data, false );
 
      direct_stream_seek( data->st, 0 );
-     stream = mid_istream_open_callbacks( read_callback, close_callback, data );
+     stream = mid_istream_open_callbacks( read_callback, seek_callback, tell_callback, close_callback, data );
      if (!stream) {
           D_ERROR( "IFusionSoundMusicProvider_Timidity: couldn't open input stream!\n" );
           pthread_mutex_unlock( &data->lock );