NIXPKG1 http://nixos.org/releases/nixpkgs/nixpkgs-0.12/MANIFEST perl-5.10.0 i686-linux /nix/store/y6rp482471jq2h0ymxgn4gmx1hk68c1b-perl-5.10.0.drv /nix/store/4p6cj78b188n649fjf1fz1gi3hl2dw40-perl-5.10.0