pcm_unregister
r = pcm_unregister(dev);
err = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
err = pcm_unregister(dev);
err = pcm_unregister(dev);
err = pcm_unregister(dev);
r = pcm_unregister(dev);
if ((r = pcm_unregister(dev)) != 0) {
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
r = pcm_unregister(dev);
int pcm_unregister(device_t dev);
error = pcm_unregister(dev);