Function sourceview5_sys::gtk_source_gutter_renderer_pixbuf_overlay_paintable

pub unsafe extern "C" fn gtk_source_gutter_renderer_pixbuf_overlay_paintable(
    renderer: *mut GtkSourceGutterRendererPixbuf, 
    paintable: *mut GdkPaintable
)

This is supported on crate feature v5_0 only.