int create_udp6_connection(const void* ip, uint16_t port);
Creates a new TCP connection on port port to IPv6 address ip. Returns an open socket handle, or the negation of the error code on error.
int create_udp6_connection(const void* ip, uint16_t port);
Creates a new TCP connection on port port to IPv6 address ip. Returns an open socket handle, or the negation of the error code on error.