function removeRevokedCertificateExtension($serial, $id)
    {
        if (is_array($rclist = &$this->_subArray($this->currentCert, 'tbsCertList/revokedCertificates'))) {
            if (($i = $this->_revokedCertificate($rclist, $serial)) !== false) {
                return $this->_removeExtension($id, "tbsCertList/revokedCertificates/$i/crlEntryExtensions");
            }
        }

        return false;
    }