[DInput] Fix 'peek' code for mouse (S3 problem)

[Lionel Ulmer]

> I just noticed that S3 has a registry setting called "GDIMouse". This setting 
> is reflected by the "use colored mouse pointer(if possible)" / "use 
> monochrome mouse pointer" settings. ("Benutze farbigen Mauszeiger(wenn 
> möglich)" and "Benutze monochrimen Mauszeiger" in my German version). 
> Changing this Setting has no effect on S3 in Wine. I suppose S3 fails to draw 
> its own mouse pointer in Wine and falls back to the GDI one.

In that case, you need to do a +dinput,+cursor,+ddraw,+event trace to see if
it puts DInput in 'EXCLUSIVE' mode and also if there are no cursor calls
once the game starts (as there is no need to change the GDI cursor if the
game is using its own).

          Lionel

-- 
		 Lionel Ulmer - http://www.bbrox.org/