I am running exim 4.84_2 on Debian, now since a few weeks I get the following mails from anacron:
/etc/cron.daily/exim4-base: LOG: MAIN Warning: purging the environment. Suggested action: use keep_environment.
I have added the following line to
But when running
update-exim4.conf I get the following error:
2016-05-17 00:20:00 Exim configuration error in line 900 of /var/lib/exim4/config.autogenerated.tmp: option "keep_environment" unknown