NixOS/nixpkgs — pull request #204 by akaposi (2012-11-29 14:56:24+00:00)
Title: Create a symbolic link to cups/lib

Thias way pkgs.gutenprintBin can be specified as a driver in services.printing.drivers in /etc/nixos/configuration.nix (and this makes printing to a HP Color Laserjet 5500 work).