vérif url : notices PHP 8

Verifier 3.0.1 (master) / PHP 8.1 / SPIP 5.0.0-dev

$verifier = charger_fonction('verifier', 'inc');
$verifier('https://spip.net', 'url');

Provoque ces notices en double :

Warning: Undefined array key "mode" in .../verifier/verifier/url.php on line 28

Warning: Undefined array key "type_protocole" in .../verifier/verifier/url.php on line 35