7 files declare their use of CleantalkFuncs in Anti Spam by CleanTalk 8.4

AntiCrawler.php in src/lib/Cleantalk/Common/Firewall/Modules/AntiCrawler.php

AntiFlood.php in src/lib/Cleantalk/Common/Firewall/Modules/AntiFlood.php

BootSubscriber.php in src/EventSubscriber/BootSubscriber.php

cleantalk.module in ./cleantalk.module

CleantalkSettingsForm.php in src/Form/CleantalkSettingsForm.php

SetAltCookiesController.php in src/Controller/SetAltCookiesController.php

SFW.php in src/lib/Cleantalk/Common/Firewall/Modules/SFW.php