NEXTADDR
NEXTADDR(RTA_DST, &su.su_sa);
NEXTADDR(RTA_DST, so_dst);
NEXTADDR(RTA_GATEWAY, so_gate);
NEXTADDR(RTA_NETMASK, so_mask);
NEXTADDR(RTA_IFP, so_ifp);
NEXTADDR(RTA_IFA, so_ifa);
NEXTADDR(RTA_SRC, so_src);
NEXTADDR(RTA_LABEL, so_label);
NEXTADDR(RTA_DST, sin_m);
NEXTADDR(RTA_GATEWAY, sdl_m);
NEXTADDR(RTA_NETMASK, so_mask);
NEXTADDR(RTA_IFP, ifp_m);
NEXTADDR(RTA_DST, sin6);
NEXTADDR(RTA_DST, sin_m);
NEXTADDR(RTA_GATEWAY, sdl_m);
NEXTADDR(RTA_NETMASK, so_mask);
NEXTADDR(RTA_IFP, ifp_m);
NEXTADDR(RTA_DST, sin_m);
NEXTADDR(RTA_GATEWAY, sdl_m);
NEXTADDR(RTA_NETMASK, so_mask);
NEXTADDR(RTA_IFP, ifp_m);