Masks would be overkill, were the designed mechanism widely available on Ubuntu 15/16. See http://askubuntu.com/questions/779554/how-to-install-apt-package-wit

Masks would be overkill, were the designed mechanism widely available on Ubuntu 15/16. See http://askubuntu.com/questions/779554/how-to-install-apt-package-without-starting-systemd-process#comment1175118_779554 http://askubuntu.com/questions/779554/how-to-install-apt-pac... .