Notify other windows that the environment has changed (following
		http://support.microsoft.com/kb/104011).

def notify(class_):
		"""
		Notify other windows that the environment has changed (following
		http://support.microsoft.com/kb/104011).
		"""
		# TODO: Implement Microsoft UIPI (User Interface Privilege Isolation) to
		#  elevate privilege to system level so the system gets this notification
		# for now, this must be run as admin to work as expected
		return_val = ctypes.wintypes.DWORD()
		res = message.SendMessageTimeout(
			message.HWND_BROADCAST,
			message.WM_SETTINGCHANGE,
			0,  # wparam must be null
			'Environment',
			message.SMTO_ABORTIFHUNG,
			5000,  # timeout in ms
			return_val,
		)
		error.handle_nonzero_success(res)