mpu_command_rec   542 include/linux/soundcard.h #define SNDCTL_MIDI_MPUCMD		_SIOWR('m', 2, mpu_command_rec)
mpu_command_rec   675 sound/oss/mpu401.c 	static mpu_command_rec rec;
mpu_command_rec   725 sound/oss/mpu401.c 	mpu_command_rec rec;