anchor.diff:        {$ENDIF}
         FUseDeflate64: boolean;
       protected
  -      function lzsGetApproxSize : integer;
  +      function lzsGetApproxSize : LongWord;
         function lzsGetStaticSize : integer;
         function lzsGetStoredSize : integer;
         function lzsIsFull : boolean;
  
positive.code: {  Clear;}
  end;
  {--------}
  function TAbDfLZStream.lzsGetApproxSize : integer;
  var
    i : integer;
  begin
  
negative.code:       FLitCount    : integer;
        FLog         : TAbLogger;
        FSlideWin    : TAbDfInputWindow;
        FStartOfs    : Int64;
        FStoredSize  : LongWord;
        FStream      : PAnsiChar;
        FStrmEnd     : PAnsiChar;
        {$IFDEF UseLogging}
  