- struct addrinfo hint = {.ai_family = PF_UNSPEC,
- .ai_flags = AI_NUMERICHOST,
- .ai_protocol = IPPROTO_IP,
- .ai_socktype = SOCK_DGRAM};
+ struct addrinfo ai_hints = {.ai_family = AF_UNSPEC,
+ .ai_flags = AI_NUMERICHOST,
+ .ai_protocol = IPPROTO_UDP,
+ .ai_socktype = SOCK_DGRAM};