WM6 / CE5 - kbhit getch

http://groups.google.com/group/microsoft.public.windowsce.embedded/browse_thread/thread/7bdc65bbde7bd0a?hl=en

> if (_kbhit())
>   _getch ();
GetKeyState()

http://msdn2.microsoft.com/en-us/library/aa453132.aspx
GetKeyState or GetAsyncKeyState

http://msdn2.microsoft.com/en-us/library/aa453132.aspx
http://msdn2.microsoft.com/en-us/library/ms929204.aspx