anchor.diff: -{ stdenv, fetchurl, pkgconfig, udev }:
  +{ stdenv, fetchurl, pkgconfig, udev, utillinux, coreutils }:
   
   let
  -  v = "2.02.95";
  +  v = "2.02.97";
   in
   
   stdenv.mkDerivation {
  
positive.code: 
    buildInputs = [ pkgconfig udev ];
  
    patches = [ ./purity.patch ];
  
    # To prevent make install from failing.
    preInstall = "installFlags=\"OWNER= GROUP= confdir=$out/etc\"";
  
    meta = {
      homepage = http://sourceware.org/lvm2/;
  
negative.code: 
    src = fetchurl {
      url = "ftp://sources.redhat.com/pub/lvm2/old/LVM2.${v}.tgz";
      sha256 = "0azwa555dgvixbdw055yj8cj1q6kd0a36nms005iz7la5q0q5npd";
    };
  
    configureFlags =
  