anchor.diff:       show_econnreset_passive, econnreset_after_sync_send,
        econnreset_after_async_send_active,
        econnreset_after_async_send_active_once,
  -     econnreset_after_async_send_passive, linger_zero,
  +     econnreset_after_async_send_passive,
  +     linger_zero, linger_zero_sndbuf,
        default_options, http_bad_packet, busy_send,
        busy_disconnect_passive, busy_disconnect_active,
        fill_sendq, partial_recv_and_close,
  
positive.code:     ok = gen_tcp:close(Client),
      ok = ct:sleep(1),
      undefined = erlang:port_info(Client, connected),
      {error, econnreset} = gen_tcp:recv(S, PayloadSize).
  
  
  %% Thanks to Luke Gorrie. Tests for a very specific problem with 
  
negative.code: 	 show_econnreset_passive/1, econnreset_after_sync_send/1,
  	 econnreset_after_async_send_active/1,
  	 econnreset_after_async_send_active_once/1,
  	 econnreset_after_async_send_passive/1,
           linger_zero/1, linger_zero_sndbuf/1,
  	 default_options/1, http_bad_packet/1, 
  	 busy_send/1, busy_disconnect_passive/1, busy_disconnect_active/1,
  	 fill_sendq/1, partial_recv_and_close/1, 
  