+GType gtk_radio_button_get_type (void) G_GNUC_CONST;
+
+GtkWidget* gtk_radio_button_new (GSList *group);
+GtkWidget* gtk_radio_button_new_from_widget (GtkRadioButton *radio_group_member);
+GtkWidget* gtk_radio_button_new_with_label (GSList *group,
+ const gchar *label);
+GtkWidget* gtk_radio_button_new_with_label_from_widget (GtkRadioButton *radio_group_member,
+ const gchar *label);
+GtkWidget* gtk_radio_button_new_with_mnemonic (GSList *group,
+ const gchar *label);
+GtkWidget* gtk_radio_button_new_with_mnemonic_from_widget (GtkRadioButton *radio_group_member,
+ const gchar *label);
+GSList* gtk_radio_button_get_group (GtkRadioButton *radio_button);
+void gtk_radio_button_set_group (GtkRadioButton *radio_button,
+ GSList *group);
+void gtk_radio_button_join_group (GtkRadioButton *radio_button,
+ GtkRadioButton *group_source);
+G_END_DECLS