Function gtk4_sys::gtk_application_get_menu_by_id 
source · pub unsafe extern "C" fn gtk_application_get_menu_by_id(
    application: *mut GtkApplication,
    id: *const c_char
) -> *mut GMenupub unsafe extern "C" fn gtk_application_get_menu_by_id(
    application: *mut GtkApplication,
    id: *const c_char
) -> *mut GMenu