FDUNIT
cpy.dki.dki_unit = FDUNIT(fjp->fj_unit);
(fcp->c_unit[FDUNIT(unit)])->fj_dip)
(void) sprintf(name, "%d,%d", cntlr, FDUNIT(unit));
fjp = fcp->c_unit[FDUNIT(unit)];
if (FDUNIT(dev) != 0)
cpy.dki.dki_unit = FDUNIT(dev);