create_periodic(ev, periodic_volume_check, 60, 1);
/* Check for a playable track once a second */
create_periodic(ev, periodic_play_check, 1, 0);
create_periodic(ev, periodic_volume_check, 60, 1);
/* Check for a playable track once a second */
create_periodic(ev, periodic_play_check, 1, 0);