message: fix linkier issue with linux
diff: @@ -117,7 +117,7 @@ set_target_properties (${BOARD_CONTROLLER_NAME}
  )
  if (UNIX)
  - target_link_libraries (${BOARD_CONTROLLER_NAME} -lpthread)
  + target_link_libraries (${BOARD_CONTROLLER_NAME} -lpthread -ldl)
  endif (UNIX)
  # getdata
  