libaudcore3 software package provides audacious core engine library, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libaudcore3
libaudcore3 is installed in your system.
Make ensure the libaudcore3 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libaudcore3 *
You will get with libaudcore3 package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Sound |
| Package | libaudcore3 |
| Version | 3.6.2-2 |
| Description | audacious core engine library |
| Sub Section | Sound |