Minor cleanup
Minor cleanup

* Comparing against "os.name" to detect Windows, because that is done like
  that in all the other code.

* Made the else branch for other platforms explicit.

tempbottle/Nuitka,kayhayen/Nuitka,kayhayen/Nuitka,tempbottle/Nuitka,wfxiang08/Nuitka,kayhayen/Nuitka,tempbottle/Nuitka,tempbottle/Nuitka,wfxiang08/Nuitka,kayhayen/Nuitka,wfxiang08/Nuitka,wfxiang08/Nuitka