hints; struct addrinfo *result, *rp; struct sockaddr_storage peer_addr; if (argc != 2) { fprintf(stderrhints; struct addrinfo *result, *rp; struct sockaddr_storage peer_addr; if (argc != 2) { fprintf(stderrhints; struct addrinfo *result, *rp; struct sockaddr_storage peer_addr; if (argc != 2) { fprintf(stderr