Dovecot configuration version. It uses the same versioning as Dovecot in general, e.g. 3.0.5. It specifies the configuration syntax, the used setting names and the expected default values.
See <https://doc.dovecot.org/latest/core/summaries/settings.html#dovecot_config_version>.
'';
type=nullOrstr;
};
dovecot_storage_version=mkOption{
default=null;
description=''
Dovecot storage file format version. It uses the same versioning as Dovecot in general, e.g. 3.0.5. It specifies the oldest Dovecot version that must be able to read files written by this Dovecot instance.
See <https://doc.dovecot.org/latest/core/summaries/settings.html#dovecot_storage_version>.