libunityvoice1-dev software package provides client library for Unity voice service, 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 libunityvoice1-dev
libunityvoice1-dev is installed in your system.
Make ensure the libunityvoice1-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libunityvoice1-dev *
You will get with libunityvoice1-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libunityvoice1-dev |
| Version | 0.1+14.04.20140304-0ubuntu1 |
| Description | client library for Unity voice service |
| Sub Section | libdevel |