Allegro 5 api
#include <allegro5/allegro_audio.h> bool al_restore_default_mixer(void)
Restores Allegro\[aq]s default mixer. All samples started with al_play_sample(3alleg5) will be stopped. Returns true on success, false on error.
al_get_default_mixer(3alleg5), al_set_default_mixer(3alleg5), al_reserve_samples(3alleg5).