Based on the insight that this was added to 3.x but post Xenial being released I provided a fix to be tried in ppa [1]. An associated merge proposal for the packaging is up for review at [2]
[1]: https://launchpad.net/~ci-train-ppa-service/+archive/ubuntu/3095 [2]: https://code.launchpad.net/~paelzer/ubuntu/+source/postfix/+git/postfix/+merge/335622
Based on the insight that this was added to 3.x but post Xenial being released I provided a fix to be tried in ppa [1].
An associated merge proposal for the packaging is up for review at [2]
[1]: https:/ /launchpad. net/~ci- train-ppa- service/ +archive/ ubuntu/ 3095 /code.launchpad .net/~paelzer/ ubuntu/ +source/ postfix/ +git/postfix/ +merge/ 335622
[2]: https:/