pub unsafe extern "C" fn snd_pcm_areas_copy(
dst_channels: *const snd_pcm_channel_area_t,
dst_offset: snd_pcm_uframes_t,
src_channels: *const snd_pcm_channel_area_t,
src_offset: snd_pcm_uframes_t,
channels: c_uint,
frames: snd_pcm_uframes_t,
format: snd_pcm_format_t,
) -> c_int