anchor.diff:          _ -> Method = unknown
       end,
       Error = {error, {unsupported_auth_method, Method}},
  -    {stop, Error, reply(State, Error)};
  +    {stop, Error, gen_reply(State, Error)};
   
   %% ErrorResponse
   auth({error, E}, State) ->
  
positive.code:     State2 = State#state{handler = on_message,
                           txstatus = Status,
                           ready = true},
      {noreply, reply(State2, {ok, self()})};
  
  initializing({error, _} = Error, State) ->
      {stop, Error, reply(State, Error)};
  
  initializing(Other, State) ->
      #state{timeout = Timeout} = State,
  
negative.code: 
  initializing(timeout, State) ->
      Error = {error, timeout},
      {stop, Error, gen_reply(State, Error)};
  
  %% ReadyForQuery
  initializing({$Z, <<Status:8>>}, State) ->
  