anchor.diff:    # Note that the created binaries still need `patchelf --set-interpreter ...`
     # to get rid of ${glibc} dependency.
   , purgeNixReferences ? false
  +, texinfo
   }:
   
   stdenv.mkDerivation rec {
  
positive.code:     url    = "mirror://sourceforge/project/sbcl/sbcl/${version}/${name}-source.tar.bz2";
      sha256 = "0maa4h5zdykq050hdqk5wd74dhl6k7br3qrhfd4f2387skk8ky7a";
    };
  
    patchPhase = ''
      echo '"${version}.nixos"' > version.lisp-expr
  
negative.code: 
    buildPhase = ''
      sh make.sh --prefix=$out --xc-host="${sbclBootstrapHost}"
      (cd doc/manual ; make info)
    '';
  
    installPhase = ''
  