gai_error_code
retval = gai_error_code(getaddrinfo(srv, svc, &hints, ai));
noerror(gai_error_code(getaddrinfo("127.0.0.1", "radius", &hints, &ai)));
noerror(gai_error_code(getaddrinfo("127.0.0.1", "radius", &hints, &ai)));