ncprange_getaddr
ncprange_getaddr(&ncp->ipcp.cfg.my_range, &ncpaddr);
ncprange_getaddr(ifa, &ncplocal);
ncprange_getaddr(&iface->addr[n].ifa, &found);
ncprange_getaddr(&iface->addr[f].ifa, &ncpaddr);
ncprange_getaddr(&iface->addr[n].ifa, &ipaddr);
if (!ncprange_getaddr(range, &addr))
extern int ncprange_getaddr(const struct ncprange *, struct ncpaddr *);
ncprange_getaddr(&r->dst, &dst);