whmcsDNSManager/modules/addons/DNSManager2/models/custom/server/setting/ServerSettingEnum.php

<?php

namespace MGModule\DNSManager2\models\custom\server\setting;
use MGModule\DNSManager2\mgLibs\custom;

class ServerSettingEnum extends custom\BasicEnumAbstract {
    const MODULE_CONFIGURATION = 'module_configuration';
    const ALLOW_MULTIPLE_PTR = 'allow_multiple_ptr';
    const ALLOW_RDNS = 'allow_rdns';
    const ENABLE_CACHE = 'enable_cache';
    const ENABLE_DNSSEC = 'enable_dnssec';
    const OVERWRITE_SOA = 'overwrite_soa';
    const POPULATE_NS = 'populate_ns';
}