unit DCClasses; {$mode objfpc}{$H+} interface uses Classes, SysUtils, NullStream; type { TNullStreamEx } TNullStreamEx = class(TNullStream) public function Write(const Buffer; Count: LongInt): LongInt; override; end; implementation { TNullStreamEx } function TNullStreamEx.Write(const Buffer; Count: LongInt): LongInt; begin Result:= Count; inherited Write(Buffer, Count); end; end.