ifr_llprio
llprio = ifr->ifr_llprio;
llprio = ifr->ifr_llprio;
ifr.ifr_llprio = strtonum(val, 0, UCHAR_MAX, &errmsg);
if (ifr->ifr_llprio < IFQ_MINPRIO ||
ifr->ifr_llprio > IFQ_MAXPRIO) {
ifp->if_llprio = ifr->ifr_llprio;
ifr->ifr_llprio = ifp->if_llprio;