-void gtk_bubble_window_set_pointing_to (GtkBubbleWindow *window,
- cairo_rectangle_int_t *rect);
-gboolean gtk_bubble_window_get_pointing_to (GtkBubbleWindow *window,
- cairo_rectangle_int_t *rect);
-void gtk_bubble_window_set_position (GtkBubbleWindow *window,
- GtkPositionType position);
+void _gtk_bubble_window_set_pointing_to (GtkBubbleWindow *window,
+ cairo_rectangle_int_t *rect);
+gboolean _gtk_bubble_window_get_pointing_to (GtkBubbleWindow *window,
+ cairo_rectangle_int_t *rect);
+void _gtk_bubble_window_set_position (GtkBubbleWindow *window,
+ GtkPositionType position);