int OS_AcceptTCP(int socket, char *srcip, int addrsize);
char *OS_RecvTCP(int socket, int sizet);
int OS_RecvTCPBuffer(int socket, char *buffer, int sizet);
int OS_AcceptTCP(int socket, char *srcip, int addrsize);
char *OS_RecvTCP(int socket, int sizet);
int OS_RecvTCPBuffer(int socket, char *buffer, int sizet);