3 void play_open(screen_t *screen, mpd_client_t *c);
4 void play_close(screen_t *screen, mpd_client_t *c);
6 void play_paint(screen_t *screen, mpd_client_t *c);
7 void play_update(screen_t *screen, mpd_client_t *c);
9 int play_cmd(screen_t *screen, mpd_client_t *c, command_t cmd);