scrun
if (!(scrun(sc, target, (void *)&cdb, 6, NULL, 0, &lock))) {
if (!(scrun(sc, target, (void *)&cdb, 6, buf, len, &lock))) {
if (!(scrun(sc, target, (void *)&cdb->cdb[0], cdb->len, buf, len,
int scrun(struct scsi_softc *, uint, u_char *, int, u_char *, int,