anchor.diff:  constructor TIocpClientContext.Create;
   begin
     inherited Create;
  +  FCreateSN := InterlockedIncrement(__create_sn);
  +
     FDebugStrings := TStringList.Create;
     FReferenceCounter := 0;
     FContextLocker := TIocpLocker.Create('contextLocker');
  
positive.code:   private
      __free_flag:Integer;
  
      // 0ʱᱻKickOut
      FBusingCounter: Integer; 
  
      // ǰ׽־
      FSocketHandle:TSocket;
  
negative.code: var
    __startTime:TDateTime;
    __innerLogger:TSafeLogger;
    __create_sn:Integer;
  
  
  
  