libdns-ruby software package provides virtual package provided by ruby-dnsruby, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libdns-ruby
libdns-ruby is installed in your system.
Make ensure the libdns-ruby package were installed using the commands given below,
$ sudo dpkg-query -l | grep libdns-ruby*
You will get with libdns-ruby package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Virtual packages |
| Package | libdns-ruby |
| Version | |
| Description | virtual package provided by ruby-dnsruby |
| Sub Section | virtual |