anchor.diff:    preInstall = ''
       mkdir -p "$out/lib/udev/rules.d"
     '';
  +
     installTargets = [ "install" "udev-install" ];
   
     # remove binaries for x-less install because xgps sconsflag is partially broken
  
positive.code:     ./sconstruct-env-fixes.patch
    ];
  
    # - leapfetch=no disables going online at build time to fetch leap-seconds
    #   info. See <gpsd-src>/build.txt for more info.
    preBuild = ''
      patchShebangs .
      sed -e "s|systemd_dir = .*|systemd_dir = '$out/lib/systemd/system'|" -i SConscript
  
negative.code:     sconsFlags+=" python_libdir=$out/lib/${python3Packages.python.libPrefix}/site-packages"
    '';
  
    # - leapfetch=no disables going online at build time to fetch leap-seconds
    #   info. See <gpsd-src>/build.txt for more info.
    sconsFlags = [
      "leapfetch=no"
      "gpsd_user=${gpsdUser}"
  