Function gdi32::GetTextExtentExPointI

pub unsafe extern "system" fn GetTextExtentExPointI(
    hdc: HDC, 
    lpwszString: LPWORD, 
    cwchString: c_int, 
    nMaxExtent: c_int, 
    lpnFit: LPINT, 
    lpnDx: LPINT, 
    lpSize: LPSIZE
) -> BOOL