plptools-dev software package provides plptools (development files), you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install plptools-dev
plptools-dev is installed in your system.
Make ensure the plptools-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep plptools-dev *
You will get with plptools-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Development |
| Package | plptools-dev |
| Version | 1.0.9-2.4ubuntu1 |
| Description | plptools (development files) |
| Sub Section | devel |