pub unsafe extern "C" fn al_attach_sample_instance_to_mixer(
stream: *mut ALLEGRO_SAMPLE_INSTANCE,
mixer: *mut ALLEGRO_MIXER
) -> c_bool
pub unsafe extern "C" fn al_attach_sample_instance_to_mixer(
stream: *mut ALLEGRO_SAMPLE_INSTANCE,
mixer: *mut ALLEGRO_MIXER
) -> c_bool