SND_DEV_SEQ2 21 include/uapi/linux/sound.h #define SND_DEV_SEQ2 8 /* /dev/sequencer, level 2 interface */ SND_DEV_SEQ2 28 sound/oss/dmasound/dmasound.h #define SND_DEV_SEQ2 8 /* /dev/sequencer, level 2 interface */