anchor.diff:          -e s,/usr,$out, \
           -e /init.d/d \
           -e /depmod/d \
  +        -e /netatop.service/d \
           Makefile
     '';
   
  
positive.code: 
    src = fetchurl {
      url = "http://www.atoptool.nl/download/netatop-${version}.tar.gz";
      sha256 = "03n248p1l3ps7gj2hdlcbrb1fsw1zcmgzypj4j4l4rynjjh7qvf6";
    };
  
    buildInputs = [ zlib ];
  
negative.code: { stdenv, fetchurl, kernel, zlib }:
  
  let
    version = "3.1";
  in
  
  stdenv.mkDerivation {
  