int tcp_fastrecovery_prr_snd_space (tcp_connection_t * tc);
void tcp_reschedule (tcp_connection_t * tc);
fib_node_index_t tcp_lookup_rmt_in_fib (tcp_connection_t * tc);
-u32 tcp_session_push_header (transport_connection_t * tconn,
- vlib_buffer_t * b);
+u32 tcp_session_push_header (transport_connection_t *tconn, vlib_buffer_t **b,
+ u32 n_bufs);
int tcp_session_custom_tx (void *conn, transport_send_params_t * sp);
void tcp_connection_timers_init (tcp_connection_t * tc);