al_mixer_has_attachments - Man Page

#include <allegro5/allegro_audio.h>

bool al_mixer_has_attachments(const ALLEGRO_MIXER* mixer)

Returns true if the mixer has something attached to it.

al_get_mixer_attached(3), al_attach_sample_instance_to_mixer(3), al_attach_audio_stream_to_mixer(3), al_attach_mixer_to_mixer(3), al_detach_mixer(3)

5.2.9

al_get_mixer_attached(3).