From 1be427bbf123e586e957c72da7bf3297b8e3c99b Mon Sep 17 00:00:00 2001
From: INADA Naoki <songofacandy@gmail.com>
Date: Tue, 11 Oct 2016 02:12:34 +0900
Subject: [PATCH] Issue #28405: Fix compile error for _futuresmodule.c on
 Cygwin. Patch by Masayuki Yamamoto.

---
 Modules/_futuresmodule.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Modules/_futuresmodule.c b/Modules/_futuresmodule.c
index 88953ff8c6a..3e91a3c8b86 100644
--- a/Modules/_futuresmodule.c
+++ b/Modules/_futuresmodule.c
@@ -943,7 +943,7 @@ new_future_iter(PyObject *fut)
     }
     Py_INCREF(fut);
     it->future = (FutureObj*)fut;
-    _PyObject_GC_TRACK(it);
+    PyObject_GC_Track(it);
     return (PyObject*)it;
 }