libkpathsea-dev software package provides TeX Live: path search library for TeX (development part), 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 libkpathsea-dev
libkpathsea-dev is installed in your system.
Make ensure the libkpathsea-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libkpathsea-dev *
You will get with libkpathsea-dev package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Library development |
| Package | libkpathsea-dev |
| Version | 2015.20160222.37495-1 |
| Description | TeX Live: path search library for TeX (development part) |
| Sub Section | Devel |