ref: 06b60293ad32c72b3ee5809d47a4c8ed83776d4a
dir: /kern/devip.h/
enum
{
S_TCP,
S_UDP
};
int so_socket(int type);
void so_connect(int, unsigned long, unsigned short);
void so_getsockname(int, unsigned long*, unsigned short*);
void so_bind(int, int, unsigned short);
void so_listen(int);
int so_accept(int, unsigned long*, unsigned short*);
int so_getservbyname(char*, char*, char*);
int so_gethostbyname(char*, char**, int);
char* hostlookup(char*);