if((err = snd_mixer_selem_register(alsa_mixer_handle,
0/*options*/, 0/*classp*/)))
fatal(0, "snd_mixer_selem_register %s: %s",
if((err = snd_mixer_selem_register(alsa_mixer_handle,
0/*options*/, 0/*classp*/)))
fatal(0, "snd_mixer_selem_register %s: %s",