libknot-dev software package provides authoritative domain name server, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libknot-dev
libknot-dev is installed in your system.
Make ensure the libknot-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libknot-dev *
You will get with libknot-dev package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Library development |
| Package | libknot-dev |
| Version | 2.1.1-1build1 |
| Description | authoritative domain name server |
| Sub Section | Devel |