libextunix-ocaml software package provides Extended functions for OCaml Unix module (runtime package), 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 libextunix-ocaml
libextunix-ocaml is installed in your system.
Make ensure the libextunix-ocaml package were installed using the commands given below,
$ sudo dpkg-query -l | grep libextunix-ocaml *
You will get with libextunix-ocaml package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Ocaml |
| Package | libextunix-ocaml |
| Version | 0.1.3-1 |
| Description | Extended functions for OCaml Unix module (runtime package) |
| Sub Section | Ocaml |