NIXPKG1 http://nix.cs.uu.nl/dist/nix/nixpkgs-0.11/MANIFEST bsdiff-4.2 i686-linux /nix/store/bq1dkcbas4zdz6dhdz1xc7ik07k3w984-bsdiff-4.2.drv /nix/store/r41sr7pmfgxhpmwx5dk8p00s7ijya138-bsdiff-4.2