[build] safety check for WinXP
[build] safety check for WinXP

rhomobile/rhodes,rhomobile/rhodes,rhomobile/rhodes,rhomobile/rhodes,watusi/rhodes,rhomobile/rhodes,rhomobile/rhodes,watusi/rhodes,rhomobile/rhodes,watusi/rhodes,watusi/rhodes,watusi/rhodes,watusi/rhodes,rhomobile/rhodes,watusi/rhodes,watusi/rhodes,watusi/rhodes,watusi/rhodes,rhomobile/rhodes,rhomobile/rhodes