14 	int res, sockfd = socket(AF_INET, SOCK_RAW, IPPROTO_RAW);  in get_version()  local
18 	if (sockfd < 0)  in get_version()
22 	if (fcntl(sockfd, F_SETFD, FD_CLOEXEC) == -1) {  in get_version()
29 	res = getsockopt(sockfd, SOL_IP, SO_IP_SET, &req_version, &size);  in get_version()
36 	return sockfd;  in get_version()
44 	int res, sockfd;  in get_set_byid()  local
46 	sockfd = get_version(&req.version);  in get_set_byid()
49 	res = getsockopt(sockfd, SOL_IP, SO_IP_SET, &req, &size);  in get_set_byid()
50 	close(sockfd);  in get_set_byid()
70 		    int sockfd, unsigned int version)  in get_set_byname_only()  argument
79 	res = getsockopt(sockfd, SOL_IP, SO_IP_SET, &req, &size);  in get_set_byname_only()
80 	close(sockfd);  in get_set_byname_only()
103 	int res, sockfd, version;  in get_set_byname()  local
105 	sockfd = get_version(&req.version);  in get_set_byname()
110 	res = getsockopt(sockfd, SOL_IP, SO_IP_SET, &req, &size);  in get_set_byname()
114 		return get_set_byname_only(setname, info, sockfd, version);  in get_set_byname()
116 	close(sockfd);  in get_set_byname()