NIXPKG1 http://nixos.org/releases/nixpkgs/nixpkgs-0.12/MANIFEST enscript-1.6.4 x86_64-linux /nix/store/zzqrkfn365af5yjnbigsqczbn3payygl-enscript-1.6.4.drv /nix/store/6fsnjyhh2a2igqk3ci2r3ipjw9yysm51-enscript-1.6.4