code: def _sysctlbyname_uint(name):
      try:
          from ctypes import CDLL, c_uint, byref
          from ctypes.util import find_library
      except ImportError:
          return
  
      libc = CDLL(find_library("c"))
      size = c_uint(0)
      res = c_uint(0)
      libc.sysctlbyname(name, None, byref(size), None, 0)
      libc.sysctlbyname(name, byref(res), byref(size), None, 0)
      return res.value
  
imports: import os
  import errno
  import socket
  import random
  import logging
  import platform
  import threading
  import six
label_desc: Use image node_id 3 for calling a global function with example usage: _sysctlbyname_uint(name) and returns: res