Issue #17919: add missing import of USHRT_MAX

diff --git a/Lib/test/test_devpoll.py b/Lib/test/test_devpoll.py
index c7bacf89a215670ce12a9c169cfd2a91adaa8713..819d9dc8832bcd1191845528b7ce18644ec465ad 100644 (file)
--- a/Lib/test/test_devpoll.py
+++ b/Lib/test/test_devpoll.py
@@ -4,6 +4,7 @@
 
 import os, select, random, unittest, sys
 from test.support import TESTFN, run_unittest
+from _testcapi import USHRT_MAX
 
 try:
     select.devpoll