anchor.diff:  {
     fpGUI  -  Free Pascal GUI Toolkit
   
  -  Copyright (C) 2006 - 2013 See the file AUTHORS.txt, included in this
  +  Copyright (C) 2001 - Aaron Lawrence (aaronl@consultant.com)
  +  Copyright (C) 2006 - 2015 See the file AUTHORS.txt, included in this
     distribution, for details of the copyright.
   
     See the file COPYING.modifiedLGPL, included in this distribution,
  
positive.code: 
    if bytes_out > bytes_to_read then
    begin
      // flush static vars and quit */
      bytes_out:= 0;
      input_bit_count:= 0;
      input_bit_buffer:= 0;
  
negative.code: uses
    SysUtils, types;
  
  procedure LZWDecompressBlock( pbInput: PByte;
                                number_bytes: LongWord;
                                pbOutput: PByte;
                                Var bytesOut: LongWord;
                                Var FinalCode: byte );
  
  