Function alsa_sys::snd_pcm_query_chmaps_from_hw

pub unsafe extern "C" fn snd_pcm_query_chmaps_from_hw(
    card: c_int, 
    dev: c_int, 
    subdev: c_int, 
    stream: snd_pcm_stream_t
) -> *mut *mut snd_pcm_chmap_query_t