NIXPKG1 http://nix.cs.uu.nl/dist/nix/nixpkgs-0.10/MANIFEST docbook-xml-4.2 i686-freebsd /nix/store/8xphv67i2iffklg79vgmph6amzwjm8fa-docbook-xml-4.2.drv /nix/store/f2fk0i4fif4bysalfkrhj9wxmm8ysg39-docbook-xml-4.2