NIXPKG1 http://nix.cs.uu.nl/dist/nix/nixpkgs-0.11/MANIFEST gcc-4.2.0 i686-linux /nix/store/kcck1m8s62l31mb59zcddihfv0jvrgwd-gcc-4.2.0.drv /nix/store/fbqp9mkva64bv173wsm3mmk17bwmdyab-gcc-4.2.0