anchor.diff:  make_chunk(Data) ->
       case yaws:outh_get_chunked() of
           true ->
  -            case binary_size(Data) of
  +            case iolist_size(Data) of
                   0 ->
                       empty;
                   S ->
  
positive.code:                          "0", CRNL, CRNL]}
              end;
          false ->
              {binary_size(Data), Data}
      end.
  
  send_streamcontent_chunk(discard, _, _) ->
  
negative.code:                     {S, [yaws:integer_to_hex(S), CRNL, Data, CRNL]}
              end;
          false ->
              {iolist_size(Data), Data}
      end.
  
  make_final_chunk(Data) ->
      case yaws:outh_get_chunked() of
          true ->
              CRNL = crnl(),
              case iolist_size(Data) of
                  0 ->
                      {0, ["0",CRNL,CRNL]};
                  S ->
  