dctrl-tools software package provides Command-line tools to process Debian package information, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install dctrl-tools
dctrl-tools is installed in your system.
Make ensure the dctrl-tools package were installed using the commands given below,
$ sudo dpkg-query -l | grep dctrl-tools *
You will get with dctrl-tools package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Utilities |
| Package | dctrl-tools |
| Version | 2.18ubuntu1 |
| Description | Command-line tools to process Debian package information |
| Sub Section | Utils |