taglinefilesource code
dev_class236drivers/sound/soundcard.cint             dev, dev_class;
dev_class244drivers/sound/soundcard.cdev_class = dev & 0x0f;
dev_class247drivers/sound/soundcard.cif (dev_class != SND_DEV_DSP && dev_class != SND_DEV_DSP16 && dev_class != SND_DEV_AUDIO)