219 	} req;  in iprule_modify()  local
222 	memset(&req, 0, sizeof(req));  in iprule_modify()
224 	req.n.nlmsg_type = cmd;  in iprule_modify()
225 	req.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct rtmsg));  in iprule_modify()
226 	req.n.nlmsg_flags = NLM_F_REQUEST;  in iprule_modify()
227 	req.r.rtm_family = preferred_family;  in iprule_modify()
228 	req.r.rtm_protocol = RTPROT_BOOT;  in iprule_modify()
230 		req.r.rtm_scope = RT_SCOPE_UNIVERSE;  in iprule_modify()
233 		req.r.rtm_type = RTN_UNSPEC;  in iprule_modify()
236 		req.n.nlmsg_flags |= NLM_F_CREATE|NLM_F_EXCL;  in iprule_modify()
237 		req.r.rtm_type = RTN_UNICAST;  in iprule_modify()
247 			get_prefix(&dst, *argv, req.r.rtm_family);  in iprule_modify()
248 			req.r.rtm_src_len = dst.bitlen;  in iprule_modify()
249 			addattr_l(&req.n, sizeof(req), RTA_SRC, &dst.data, dst.bytelen);  in iprule_modify()
253 			get_prefix(&dst, *argv, req.r.rtm_family);  in iprule_modify()
254 			req.r.rtm_dst_len = dst.bitlen;  in iprule_modify()
255 			addattr_l(&req.n, sizeof(req), RTA_DST, &dst.data, dst.bytelen);  in iprule_modify()
263 			addattr32(&req.n, sizeof(req), RTA_PRIORITY, pref);  in iprule_modify()
269 			req.r.rtm_tos = tos;  in iprule_modify()
278 			addattr32(&req.n, sizeof(req), FRA_FWMARK, fwmark);  in iprule_modify()
281 				addattr32(&req.n, sizeof(req), FRA_FWMASK, fwmask);  in iprule_modify()
288 			addattr32(&req.n, sizeof(req), RTA_FLOW, realm);  in iprule_modify()
299 				req.r.rtm_table = RT_TABLE_UNSPEC;  in iprule_modify()
300 				addattr32(&req.n, sizeof(req), RTA_TABLE, tid);  in iprule_modify()
303 				req.r.rtm_table = tid;  in iprule_modify()
310 			addattr32(&req.n, sizeof(req), FRA_SUPPRESS_PREFIXLEN, prefix_length);  in iprule_modify()
315 			addattr32(&req.n, sizeof(req), FRA_SUPPRESS_IFGROUP, grp);  in iprule_modify()
320 			addattr_l(&req.n, sizeof(req), RTA_IIF, *argv, strlen(*argv)+1);  in iprule_modify()
325 			addattr32(&req.n, sizeof(req), RTA_GATEWAY, get_addr32(*argv));  in iprule_modify()
326 			req.r.rtm_type = RTN_NAT;  in iprule_modify()
337 			req.r.rtm_type = type;  in iprule_modify()
342 	if (req.r.rtm_family == AF_UNSPEC)  in iprule_modify()
343 		req.r.rtm_family = AF_INET;  in iprule_modify()
346 		req.r.rtm_table = RT_TABLE_MAIN;  in iprule_modify()
350 	if (rtnl_talk(&rth, &req.n, 0, 0, NULL, NULL, NULL) < 0)  in iprule_modify()