diff -r 884c9d9159dc Modules/socketmodule.c
--- a/Modules/socketmodule.c	Wed Oct 19 19:38:22 2016 +0300
+++ b/Modules/socketmodule.c	Thu Oct 20 08:17:46 2016 +0900
@@ -664,6 +664,7 @@
     result = 0;
 
   done:
+    result = result;  /* necessary for --without-threads flag */
     Py_END_ALLOW_THREADS
 
     if (result) {