anchor.diff:    nativeBuildInputs = [ pkgconfig libtool ];
     buildInputs = [
       curl python munge perl pam openssl zlib
  -      libmysqlclient ncurses gtk2 lz4
  +      libmysqlclient ncurses gtk2 lz4 rdma-core
         lua hwloc numactl readline freeipmi
     ] ++ stdenv.lib.optionals enableX11 [ libssh2 xorg.xauth ];
   
  
positive.code: { stdenv, fetchFromGitHub, pkgconfig, libtool, curl
  , python, munge, perl, pam, openssl, zlib
  , ncurses, libmysqlclient, gtk2, lua, hwloc, numactl
  , readline, freeipmi, libssh2, xorg, lz4
  # enable internal X11 support via libssh2
  , enableX11 ? true
  }:
  
negative.code:       "--with-munge=${munge}"
        "--with-ssl=${openssl.dev}"
        "--with-zlib=${zlib}"
        "--with-ofed=${rdma-core}"
        "--sysconfdir=/etc/slurm"
      ] ++ (optional (gtk2 == null)  "--disable-gtktest")
        ++ (optional enableX11 "--with-libssh2=${libssh2.dev}")
  