Since: Version 2023.11.28-b5252a41
The functionality described in this section requires version 2023.11.28-b5252a41 of KumoMTA, or a more recent version.
pre_init event is triggered once when the
kumod process initializes,
prior to triggering the init event.
pre_init can be registered multiple times.
The intended purpose of this event is to be used by lua helper modules to aid in building up optional modular functionality.