int bindtoaddr(struct addrinfo *addrinfo, int family, int reuse, int v6only);
int connecttcp(struct addrinfo *addrinfo, struct addrinfo *src, uint16_t timeout);
int bindtoaddr(struct addrinfo *addrinfo, int family, int reuse, int v6only);
int connecttcp(struct addrinfo *addrinfo, struct addrinfo *src, uint16_t timeout);