[ "$EXTERNAL_FREETZ_LIB_libnettle" == "y" ] && EXTERNAL_FILES+=" ${FREETZ_LIBRARY_DIR}/libnettle.so.8.0"
[ "$EXTERNAL_FREETZ_LIB_libhogweed" == "y" ] && EXTERNAL_FILES+=" ${FREETZ_LIBRARY_DIR}/libhogweed.so.6.0"