libupstart-dev software package provides Upstart Client Library (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 libupstart-dev
libupstart-dev is installed in your system.
Make ensure the libupstart-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libupstart-dev *
You will get with libupstart-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libupstart-dev |
| Version | 1.12.1-0ubuntu4 |
| Description | Upstart Client Library (development files) |
| Sub Section | libdevel |