NIXPKG1 http://nix.cs.uu.nl/dist/nix/nixpkgs-0.10/MANIFEST quake3-demo i686-linux /nix/store/gck2xij11zy18p2pc5n8lj56pxw81gw7-quake3-demo.drv /nix/store/29sqc4qrpfm78rrigm8l4992y7sx5gi6-quake3-demo