Function gdk_pango_layout_get_clip_region

pub unsafe extern "C" fn gdk_pango_layout_get_clip_region(
    layout: *mut PangoLayout,
    x_origin: c_int,
    y_origin: c_int,
    index_ranges: *const c_int,
    n_ranges: c_int,
) -> *mut cairo_region_t