SOUND_DEVICE      366 src/sound.c      attrs[SOUND_DEVICE] = plist_get (sound, QCdevice);
SOUND_DEVICE      406 src/sound.c      if (!NILP (attrs[SOUND_DEVICE])
SOUND_DEVICE      407 src/sound.c          && !STRINGP (attrs[SOUND_DEVICE]))
SOUND_DEVICE     1412 src/sound.c      current_sound_device->file = attrs[SOUND_DEVICE];