pub unsafe extern "system" fn ScriptXtoCP(
    ix: i32,
    cchars: i32,
    cglyphs: i32,
    pwlogclust: *const u16,
    psva: *const SCRIPT_VISATTR,
    piadvance: *const i32,
    psa: *const SCRIPT_ANALYSIS,
    picp: *mut i32,
    pitrailing: *mut i32
) -> HRESULT