libavcodec/vorbis_enc.c:677: error: Uninitialized Value
  The value read from averages[_] was never initialized.

libavcodec/vorbis_enc.c:677:9: 
675.     for (i = 0; i < fc->values; i++) {
676.         int position  = fc->list[fc->list[i].sort].x;
677.         float average = averages[i];
             ^
678.         int j;
679. 
