bd_unit          1422 net/bpf.c      						vdevgone(maj, d->bd_unit,
bd_unit          1423 net/bpf.c      						    d->bd_unit, VCHR);
bd_unit          1476 net/bpf.c      		if (bd->bd_unit == unit)
bd_unit          1490 net/bpf.c      		bd->bd_unit = unit;
bd_unit            89 net/bpfdesc.h  	int		bd_unit;	/* logical unit number */