libdns-ruby software package provides Ruby DNS client library (dummy package), you can install in your Debian 7 (Wheezy) 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 7 wheezy |
| Section | Ruby |
| Package | libdns-ruby |
| Version | 1.53-1 |
| Description | Ruby DNS client library (dummy package) |
| Sub Section | Ruby |