Function XPDrawWindow 

pub unsafe extern "C" fn XPDrawWindow(
    inX1: c_int,
    inY1: c_int,
    inX2: c_int,
    inY2: c_int,
    inStyle: XPWindowStyle,
)

XPDrawWindow

This routine draws a window of the given dimensions at the given offset on the virtual screen in a given style. The window is automatically scaled as appropriate using a bitmap scaling technique (scaling or repeating) as appropriate to the style.