'Create and (in a new thread) start a L{Win32Reactor} instance to use for
the implementation of L{IReactorWin32Events}.'

def _makeHelperReactor(self):

    self._reactor = Win32Reactor()
    self._reactor._registerAsIOThread = False
    self._reactorThread = Thread(target=self._reactor.run, args=(False,))
    self.addSystemEventTrigger('after', 'shutdown', self._unmakeHelperReactor)
    self._reactorThread.start()
