1struct sock_data { 2 struct sock_data *sd_next, *sd_prev; 3 int sd_state; 4 queue_t *sd_q; 5 struct sockaddr_at sd_sat; 6}; 7 8struct sock_data *sock_alloc( queue_t * ); 9void sock_free( struct sock_data * ); 10struct sock_data *sock_dest( struct atif_data *, struct sockaddr_at * ); 11int sock_bind( struct sock_data *, struct sockaddr_at * ); 12void t_unitdata_ind( queue_t *, mblk_t *, struct sockaddr_at * ); 13