server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(ctx->port);
server_addr.sin_addr = *((struct in_addr *) host->h_addr);
server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(ctx->port);
server_addr.sin_addr = *((struct in_addr *) host->h_addr);