Function sourceview4_sys::gtk_source_gutter_renderer_query_tooltip

pub unsafe extern "C" fn gtk_source_gutter_renderer_query_tooltip(
    renderer: *mut GtkSourceGutterRenderer,
    iter: *mut GtkTextIter,
    area: *mut GdkRectangle,
    x: c_int,
    y: c_int,
    tooltip: *mut GtkTooltip
) -> gboolean