anchor.diff:    # Generate the NixOS manual.
     manual = runCommand "nixos-manual"
       { inherit sources;
  -      nativeBuildInputs = [ buildPackages.libxml2 buildPackages.libxslt ];
  +      nativeBuildInputs = [ buildPackages.libxml2.bin buildPackages.libxslt.bin ];
         meta.description = "The NixOS manual in HTML format";
         allowedReferences = ["out"];
       }
  
positive.code: 
    olinkDB = runCommand "manual-olinkdb"
      { inherit sources;
        nativeBuildInputs = [ buildPackages.libxml2 buildPackages.libxslt ];
      }
      ''
        xsltproc \
  
negative.code:   # Generate the NixOS manpages.
    manpages = runCommand "nixos-manpages"
      { inherit sources;
        nativeBuildInputs = [ buildPackages.libxml2.bin buildPackages.libxslt.bin ];
        allowedReferences = ["out"];
      }
      ''
  