anchor.diff:                Len when PPS == nolimit ->
                     Int_len = list_to_integer(Len),
                     if
  +                      Int_len < 0 ->
  +                          {error, content_length_overflow};
                         Int_len == 0 ->
                             <<>>;
                         true ->
  
positive.code:                                           yaws:is_ssl(SC))
                    end
            end,
      ?Debug("Request data = ~s~n", [binary_to_list(un_partial(Bin))]),
      ARG = make_arg(CliSock, IPPort, Head, Req, Bin),
      handle_request(CliSock, ARG, size(un_partial(Bin))).
  
  
  'MKCOL'(CliSock, IPPort, Req, Head) ->
  
negative.code:               Len when is_integer(PPS) ->
                    Int_len = list_to_integer(Len),
                    if
                        Int_len < 0 ->
                            {error, content_length_overflow};
                        Int_len == 0 ->
                            <<>>;
                        PPS < Int_len ->
  