anchor.diff:        ?trace(Pid, {tcp, {packet, _}, byte_size(Pckt)}),
         fmap(State)
      ].
  +
  +
  +tracelog(Key, Val, #state{trace = undefined} = State) ->
  +   {ok, State};
  +tracelog(Key, Val, #state{trace = Pid, socket = Sock} = State) ->
  +   [$^ ||
  +      knet_gen_tcp:peername(Sock),
  +      knet_log:trace(Pid, {tcp, {Key, _}, Val}),
  +      fmap(State)
  +   ].
  +
   
   %%
   %%
  
positive.code:    T = os:timestamp(),
     case 
        [$^ ||
           tcp_connect(Uri, State0),
           tcp_ltracelog_established(T, _),
           tcp_ttl(_),
           tcp_tth(_),
           tcp_ttp(_),
           tcp_uplink_established(Pipe, _),
           tcp_accesslog_established(T, _),
           tcp_flow_ctrl(_)
        ]
     of
        {ok, State1} ->
  
negative.code:    {ok, State}.
  
  
  