anchor.diff:      procedure Write(const Value: Extended      ); override;
       procedure Write(const Value: Integer       ); override;
       procedure Write(const Value: Cardinal      ); override;
  +    procedure Write(const Value: Int64         ); override;
       procedure Write(const Value: Byte          ); override;
       procedure Write(const Value: Boolean       ); override;
       procedure Write(const Value: Word          ); override;
  
positive.code:     procedure Write(const Value: Extended      ); reintroduce; overload; virtual; abstract;
      procedure Write(const Value: Integer       ); reintroduce; overload; virtual; abstract;
      procedure Write(const Value: Cardinal      ); reintroduce; overload; virtual; abstract;
      procedure Write(const Value: Byte          ); reintroduce; overload; virtual; abstract;
      procedure Write(const Value: Boolean       ); reintroduce; overload; virtual; abstract;
      procedure Write(const Value: Word          ); reintroduce; overload; virtual; abstract;
  
negative.code:     procedure Read(out Value: Extended      ); override;
      procedure Read(out Value: Integer       ); override;
      procedure Read(out Value: Cardinal      ); override;
      procedure Read(out Value: Int64         ); override;
      procedure Read(out Value: Byte          ); override;
      procedure Read(out Value: Boolean       ); override;
      procedure Read(out Value: Word          ); override;
  