pub unsafe extern "C" fn adw_tab_view_add_page(
self_: *mut AdwTabView,
child: *mut GtkWidget,
parent: *mut AdwTabPage,
) -> *mut AdwTabPage
pub unsafe extern "C" fn adw_tab_view_add_page(
self_: *mut AdwTabView,
child: *mut GtkWidget,
parent: *mut AdwTabPage,
) -> *mut AdwTabPage