anchor.diff:  
     configureFlags =
       [ "--localstatedir=/var"
  +      "--sysconfdir=/etc"
         "--with-distro=other"
         "--with-rootprefix=$(out)"
         "--with-rootprefix=$(out)"
  
positive.code: { stdenv, fetchurl, pkgconfig, intltool, gperf, libcap, udev, dbus, kmod
  , xz, pam, acl, cryptsetup, libuuid, m4 }:
  
  stdenv.mkDerivation rec {
    name = "systemd-44";
  
negative.code:       "--with-dbussessionservicedir=$(out)/share/dbus-1/services"
      ];
  
    preConfigure =
      ''
        for i in units/remount-rootfs.service src/remount-api-vfs.c src/mount.c; do
          substituteInPlace $i \
            --replace /bin/mount ${utillinux}/bin/mount \
            --replace /bin/umount ${utillinux}/bin/umount
        done
      '';
  
    installFlags = "localstatedir=$(TMPDIR)/var sysconfdir=$(out)/etc";
  
    # Get rid of configuration-specific data.
    postInstall =
      ''
        mkdir -p $out/example/systemd
        mv $out/lib/{modules-load.d,binfmt.d,sysctl.d,tmpfiles.d} $out/example
        mv $out/lib/systemd/{system,user} $out/example/systemd
      '';
  
    enableParallelBuilding = true;
    
  