NIXPKG1 http://nix.cs.uu.nl/dist/nix/nixpkgs-0.11/MANIFEST autoconf-2.61 i686-linux /nix/store/q27qzb031yz76h5v239kb60f2k495y6f-autoconf-2.61.drv /nix/store/7vxyfgxvddml4fhy9bfw8c2hzfjr0ja0-autoconf-2.61