How to get the current cursor of a Window?

[Chris Sorenson]

> 
> I can set the cursor to be displayed on a window in a
> XSetWindowAttributes(3) structure while creating a window,
> or with XDefineCursor(3) after the window is created.
> 
> But how can I get the current cursor of a window?
> The XWindowAttributes(3) structure does not contain a Cursor
> entry, so I cannot query it with XGetWindowAttributes(3).
> 
> Thanks in advance.
> 

XQueryPointer