Issue #11750: The Windows API functions scattered in the _subprocess and
_multiprocessing.win32 modules now live in a single module "_winapi".
Patch by sbt.
diff --git a/Lib/test/test_multiprocessing.py b/Lib/test/test_multiprocessing.py
index bbde366..f9d58c7 100644
--- a/Lib/test/test_multiprocessing.py
+++ b/Lib/test/test_multiprocessing.py
@@ -84,7 +84,7 @@
 
 WIN32 = (sys.platform == "win32")
 if WIN32:
-    from _subprocess import WaitForSingleObject, INFINITE, WAIT_OBJECT_0
+    from _winapi import WaitForSingleObject, INFINITE, WAIT_OBJECT_0
 
     def wait_for_handle(handle, timeout):
         if timeout is None or timeout < 0.0: