libfields-camlp4-dev software package provides OCaml syntax extension that enables folding over record fields, 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 libfields-camlp4-dev
libfields-camlp4-dev is installed in your system.
Make ensure the libfields-camlp4-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libfields-camlp4-dev *
You will get with libfields-camlp4-dev package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Ocaml |
| Package | libfields-camlp4-dev |
| Version | 113.00.00-1 |
| Description | OCaml syntax extension that enables folding over record fields |
| Sub Section | Ocaml |