#define GTK_TYPE_VBOX (gtk_vbox_get_type ())
-#define GTK_VBOX(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_VBOX, GtkVBox))
-#define GTK_VBOX_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_VBOX, GtkVBoxClass))
-#define GTK_IS_VBOX(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_VBOX))
-#define GTK_IS_VBOX_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_VBOX))
-#define GTK_VBOX_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_VBOX, GtkVBoxClass))
+#define GTK_VBOX(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_VBOX, GtkVBox))
+#define GTK_VBOX_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_VBOX, GtkVBoxClass))
+#define GTK_IS_VBOX(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_VBOX))
+#define GTK_IS_VBOX_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_VBOX))
+#define GTK_VBOX_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_VBOX, GtkVBoxClass))
typedef struct _GtkVBox GtkVBox;
};
-GtkType gtk_vbox_get_type (void);
+GType gtk_vbox_get_type (void) G_GNUC_CONST;
GtkWidget* gtk_vbox_new (gboolean homogeneous,
gint spacing);