NixOS/nixpkgs — pull request #2463 by triplepoint217 (2014-05-01 11:54:45+00:00)
Title: add zeromq4 and zeromq4-haskell

Trying to play around with ihaskell, but it needs a newer version of zeromq, so here is my attempt at packaging it.

This is my first attempt at packaging anything for nixos, so please let me know if I have gotten anything wrong.