anchor.diff:    private
       __free_flag:Integer;
   
  +    FCreateSN:Integer;
  +
       // 0ʱᱻKickOut
  -    FBusingCounter: Integer; 
  +    FBusingCounter: Integer;
   
       // ǰ׽־
       FSocketHandle:TSocket;
  
positive.code:     ///  ʱ +1
      /// </summary>
      property ContextDNA: Integer read FContextDNA;
      property CurrRecvRequest: TIocpRecvRequest read FCurrRecvRequest;
      property DisconnectedReason: String read FDisconnectedReason;
  
  
negative.code: constructor TIocpClientContext.Create;
  begin
    inherited Create;
    FCreateSN := InterlockedIncrement(__create_sn);
  
    FDebugStrings := TStringList.Create;
    FReferenceCounter := 0;
    FContextLocker := TIocpLocker.Create('contextLocker');
  