libghc-charset-dev software package provides Fast Unicode character sets, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libghc-charset-dev
libghc-charset-dev is installed in your system.
Make ensure the libghc-charset-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libghc-charset-dev *
You will get with libghc-charset-dev package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Haskell |
| Package | libghc-charset-dev |
| Version | 0.3.7-1+b2 [s390x], 0.3.7-1+b1 |
| Description | Fast Unicode character sets |
| Sub Section | Haskell |