NIXPKG1 http://nix.cs.uu.nl/dist/nix/nixpkgs-0.10/MANIFEST zdelta-2.1 i686-linux /nix/store/16pp2r557kz2w8wpmbjiiyl0428xaka6-zdelta-2.1.drv /nix/store/sh9b5a7ks754andk9kd2mhf9asz3djqq-zdelta-2.1