code: def test_issue_8959_b(self):
      from ctypes.wintypes import BOOL, HWND, LPARAM
  
      global windowCount
      windowCount = 0
  
      @WINFUNCTYPE(BOOL, HWND, LPARAM)
      def EnumWindowsCallbackFunc(hwnd, lParam):
          global windowCount
          windowCount += 1
          return True  # Allow windows to keep enumerating
  
      windll.user32.EnumWindows(EnumWindowsCallbackFunc, 0)
  
imports: import functools
  import unittest
  from ctypes import *
  from ctypes.test import need_symbol
  import _ctypes_test
label_desc: Use image node_id 3 for calling the SampleCallbacksTestCase obj's underlying member method code with example usage: obj.test_issue_8959_b() and returns: True