libghc-warp-tls-dev software package provides SSL/TLS support for Warp, 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-warp-tls-dev
libghc-warp-tls-dev is installed in your system.
Make ensure the libghc-warp-tls-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libghc-warp-tls-dev *
You will get with libghc-warp-tls-dev package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Haskell |
| Package | libghc-warp-tls-dev |
| Version | 3.0.0-1+b11 [armhf], 3.0.0-1+b |
| Description | SSL/TLS support for Warp |
| Sub Section | Haskell |