Xenial samba packages with the mentioned change reversed are currently building in this PPA:
https://launchpad.net/~ahasenack/+archive/ubuntu/samba-tls-regression-1576799
Once it's done, and if you are willing to test it, you can add the ppa to your system following the instructions from that page and install/upgrade the packages.
Xenial samba packages with the mentioned change reversed are currently building in this PPA:
https:/ /launchpad. net/~ahasenack/ +archive/ ubuntu/ samba-tls- regression- 1576799
Once it's done, and if you are willing to test it, you can add the ppa to your system following the instructions from that page and install/upgrade the packages.