libghc-hxt-dev software package provides xml toolkit for Haskell (library), 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-hxt-dev
libghc-hxt-dev is installed in your system.
Make ensure the libghc-hxt-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libghc-hxt-dev *
You will get with libghc-hxt-dev package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Haskell |
| Package | libghc-hxt-dev |
| Version | 9.3.1.4-1+b2 [s390x], 9.3.1.4- |
| Description | xml toolkit for Haskell (library) |
| Sub Section | Haskell |