type = proto==IPPROTO_UDP ? SOCK_DGRAM : SOCK_STREAM;
if (serv) {
+ if (!*serv) return EAI_SERVICE;
port = strtoul(serv, &z, 0);
if (!*z && port > 65535) return EAI_SERVICE;
if (!port) {
return 0;
}
+ if (!*host) return EAI_NONAME;
+
/* Try as a numeric address */
if (__ipparse(&sa, family, host) >= 0) {
buf = calloc(sizeof *buf, 1+EXTRA);