libghc-case-insensitive-dev software package provides case-insensitive string comparison, you can install in your Ubuntu 16.10 (Yakkety Yak) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libghc-case-insensitive-dev
libghc-case-insensitive-dev is installed in your system.
Make ensure the libghc-case-insensitive-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libghc-case-insensitive-dev *
You will get with libghc-case-insensitive-dev package name, version, architecture and description in a table
| Distro | Ubuntu 16 10 yakkety yak |
| Section | Haskell |
| Package | libghc-case-insensitive-dev |
| Version | 1.2.0.7-1 |
| Description | case-insensitive string comparison |
| Sub Section | Haskell |