anchor.diff:      overrides = pkgs: {
         inherit (stdenvLinuxBoot1Pkgs) perl;
       };
  -    inherit fetchurl;
     };
   
   
  
positive.code:     builder = bootstrapFiles.sh;
  
      args =
        if system == "armv5tel-linux" || system == "armv6l-linux" 
          || system == "armv7l-linux"
        then [ ./scripts/unpack-bootstrap-tools-arm.sh ]
        else [ ./scripts/unpack-bootstrap-tools.sh ];
  
negative.code: 
      shell = stdenvLinuxBoot4Pkgs.bash + "/bin/bash";
  
      fetchurlBoot = stdenvLinuxBoot0.fetchurlBoot;
  
      extraAttrs = {
        inherit (stdenvLinuxBoot3Pkgs) glibc;
  