This is type DRV_BM64_PLAYINGSTATUS.

typedef enum {
  DRV_BM64_PLAYING_STOPPED,
  DRV_BM64_PLAYING_PLAYING,
  DRV_BM64_PLAYING_PAUSED,
  DRV_BM64_PLAYING_FF,
  DRV_BM64_PLAYING_FR,
  DRV_BM64_PLAYING_ERROR
} DRV_BM64_PLAYINGSTATUS;