itk3 software package provides [incr Tk] OOP extension for Tk - run-time 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 itk3
itk3 is installed in your system.
Make ensure the itk3 package were installed using the commands given below,
$ sudo dpkg-query -l | grep itk3 *
You will get with itk3 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | itk3 |
| Version | 3.3-4ubuntu1 |
| Description | [incr Tk] OOP extension for Tk - run-time files |
| Sub Section | libs |