UISUBCLASS_AUDIOCONTROL
if (uiaa.uiaa_subclass != UISUBCLASS_AUDIOCONTROL)
id = uaudio_find_iface(tbuf, size, &offs, UISUBCLASS_AUDIOCONTROL);
uiaa->uiaa_subclass != UISUBCLASS_AUDIOCONTROL ||
{ UICLASS_AUDIO, UISUBCLASS_AUDIOCONTROL, "Audio Control" },