552     struct rtmsg *rtm;  in if_act_on_route()  local
572     rtm = mnl_nlmsg_put_extra_header(nlh, sizeof(struct rtmsg));  in if_act_on_route()
573     rtm->rtm_family = family;  in if_act_on_route()
574     rtm->rtm_dst_len = prefix;  in if_act_on_route()
575     rtm->rtm_src_len = 0;  in if_act_on_route()
576     rtm->rtm_tos = 0;  in if_act_on_route()
577     rtm->rtm_protocol = RTPROT_STATIC;  in if_act_on_route()
578     rtm->rtm_table = RT_TABLE_MAIN;  in if_act_on_route()
579     rtm->rtm_type = RTN_UNICAST;  in if_act_on_route()
581     rtm->rtm_scope = gwaddr ? RT_SCOPE_UNIVERSE : RT_SCOPE_LINK;  in if_act_on_route()
582     rtm->rtm_flags = 0;  in if_act_on_route()