bufq_free         919 kern/subr_disk.c 	bq->bufq.bufq_free = bufq_default_free;
bufq_free         108 sys/buf.h      	void (*bufq_free)(struct bufq *);
bufq_free         119 sys/buf.h      #define	BUFQ_FREE(_bufq)	(_bufq)->bufq_free(_bufq)