auich_stream_new
auich_stream *auich_stream_new(auich_dev *card, uint8 use, uint32 bufframes, uint8 bufcount);
card->rstream = auich_stream_new(card, AUICH_USE_RECORD, current_settings.buffer_frames, current_settings.buffer_count);
card->pstream = auich_stream_new(card, AUICH_USE_PLAY, current_settings.buffer_frames, current_settings.buffer_count);