anchor.diff:  { stdenv, fetchurl, pkgconfig, unzip, which
   , libuuid, attr, xfsprogs, cppunit, rdma-core
   , zlib, openssl, sqlite, jre, openjdk, ant
  +, openssh, perl, gfortran
   } :
   
   let
     version = "6.17";
   
     subdirs = [
  +    "beeond_thirdparty/build"
  +    "beeond_thirdparty_gpl/build"
       "beegfs_thirdparty/build"
       "beegfs_opentk_lib/build"
       "beegfs_common/build"
  
positive.code:       --replace " java " " ${jre}/bin/java " \
        --replace "/opt/beegfs/beegfs-admon-gui/beegfs-admon-gui.jar" \
                  "$libDirPkg/beegfs-admon-gui.jar"
    '';
  
    doCheck = true;
  
negative.code: 
      cp beegfs_client_devel/build/dist/usr/share/doc/beegfs-client-devel/examples/* $docDir
      cp -r beegfs_client_devel/include/* $includeDir
  
      cp beeond_thirdparty_gpl/build/parallel $out/bin
      cp beeond_thirdparty/build/pcopy/p* $out/bin
      cp beeond_thirdparty/build/pcopy/s* $out/bin
      cp -r beeond/scripts/* $out
      cp beeond/source/* $out/bin
    '';
  
    postFixup = ''
  