libgtk3.0-cil-dev software package provides CLI binding for the GTK+ toolkit 3.0, 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 libgtk3.0-cil-dev
libgtk3.0-cil-dev is installed in your system.
Make ensure the libgtk3.0-cil-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libgtk3.0-cil-dev *
You will get with libgtk3.0-cil-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Mono/CLI |
| Package | libgtk3.0-cil-dev |
| Version | 2.99.2-2ubuntu1 |
| Description | CLI binding for the GTK+ toolkit 3.0 |
| Sub Section | Cli-mono |