pub unsafe extern "C" fn Xutf8TextPerCharExtents(
arg1: XFontSet,
arg2: *const c_char,
arg3: c_int,
arg4: *mut XRectangle,
arg5: *mut XRectangle,
arg6: c_int,
arg7: *mut c_int,
arg8: *mut XRectangle,
arg9: *mut XRectangle,
) -> c_int