register struct ss_softc *ss = sscd.cd_devs[SSUNIT(bp->b_dev)];
register struct ss_softc *ss = ss_cd.cd_devs[SSUNIT(bp->b_dev)];
ssminphys(bp)	struct buf *bp;{	register struct ss_softc *ss = sscd.cd_devs[SSUNIT(bp->b_dev)];	(ss->sc_link->adapter->scsi_minphys)(bp);	/*	 * trim the transfer further for special devices this is	 * because some scanners only read multiples of a line at a	 * time, also some cannot disconnect, so the read must be	 * short enough to happen quickly	 */	if (ss->special->minphys)		(ss->special->minphys)(ss, bp);}