int inet_open_active(int style, const char *target, uint16_t default_port,
struct sockaddr_in *sinp, int *fdp);
int inet_open_passive(int style, const char *target, int default_port,
int inet_open_active(int style, const char *target, uint16_t default_port,
struct sockaddr_in *sinp, int *fdp);
int inet_open_passive(int style, const char *target, int default_port,