anchor.diff:      buildInputs = cryptoLibsMap.${cryptoStr} ++ [
         boost ceph-python-env libxml2 optYasm optLibatomic_ops optLibs3
         malloc zlib openldap lttng-ust babeltrace gperf gtest cunit
  -      snappy rocksdb lz4 oathToolkit leveldb libnl libcap_ng rdkafka
  +      snappy lz4 oathToolkit leveldb libnl libcap_ng rdkafka
       ] ++ lib.optionals stdenv.isLinux [
         linuxHeaders util-linux libuuid udev keyutils optLibaio optLibxfs optZfs
         # ceph 14
  
positive.code: 
      cmakeFlags = [
        "-DWITH_PYTHON3=ON"
        "-DWITH_SYSTEM_ROCKSDB=OFF"
        "-DCMAKE_INSTALL_DATADIR=${placeholder "lib"}/lib"
  
  
        "-DWITH_SYSTEM_BOOST=ON"
        "-DWITH_SYSTEM_ROCKSDB=ON"
        "-DWITH_SYSTEM_GTEST=ON"
        "-DMGR_PYTHON_VERSION=${ceph-python-env.python.pythonVersion}"
        "-DWITH_SYSTEMD=OFF"
  
negative.code: , babeltrace, gperf
  , gtest
  , cunit, snappy
  , makeWrapper
  , leveldb, oathToolkit
  , libnl, libcap_ng
  , rdkafka
  