113 	} rt_msg;  in modifyroute()  local
122 	(void) memset(&rt_msg, 0, sizeof (rt_msg));  in modifyroute()
123 	rt_msg.rt_hdr.rtm_msglen = sizeof (rt_msg);  in modifyroute()
124 	rt_msg.rt_hdr.rtm_version = RTM_VERSION;  in modifyroute()
125 	rt_msg.rt_hdr.rtm_addrs = RTA_DST | RTA_GATEWAY | RTA_NETMASK;  in modifyroute()
126 	rt_msg.rt_hdr.rtm_pid = getpid();  in modifyroute()
127 	rt_msg.rt_hdr.rtm_type = cmd;  in modifyroute()
128 	rt_msg.rt_hdr.rtm_seq = ++rtmseq;  in modifyroute()
129 	rt_msg.rt_hdr.rtm_flags = RTF_STATIC | RTF_GATEWAY;  in modifyroute()
132 	rt_msg.rt_dst.sin6_family = AF_INET6;  in modifyroute()
133 	(void) memset(&rt_msg.rt_dst.sin6_addr.s6_addr, 0,  in modifyroute()
137 	rt_msg.rt_gate.sin6_family = AF_INET6;  in modifyroute()
138 	bcopy(in_gw->s6_addr, &rt_msg.rt_gate.sin6_addr.s6_addr,  in modifyroute()
142 	rt_msg.rt_mask.sin6_family = AF_INET6;  in modifyroute()
143 	(void) memset(&rt_msg.rt_mask.sin6_addr.s6_addr, 0,  in modifyroute()
147 	rlen = write(rtsock, &rt_msg, rt_msg.rt_hdr.rtm_msglen);  in modifyroute()
148 	if (rlen < rt_msg.rt_hdr.rtm_msglen) {  in modifyroute()