tcp_accept
extern int tcp_accept(int, unsigned int *);
if ((ns = tcp_accept(server_socket, &ipaddr)) < 0) {
if ((new_sd = tcp_accept(sock_id, addr, addr_len)) == -1)
extern int tcp_accept(int, struct sockaddr *, socklen_t *);
static int tcp_accept(sock_lower_handle_t, sock_lower_handle_t,
tcp_accept,