From 4b88010f208080173d0976d271d4c3100bfbef17 Mon Sep 17 00:00:00 2001
From: Steve Langasek <steve.langasek@ubuntu.com>
Date: Thu, 18 Nov 2021 13:42:17 -0400
Subject: [PATCH] Python 3.10 support: use Py_SET_REFCNT()

Py_REFCNT() is no longer an lvalue; use Py_SET_REFCNT() instead.
---
 blist/_blist.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/blist/_blist.c b/blist/_blist.c
index f7fcb60..cacd6f2 100644
--- a/blist/_blist.c
+++ b/blist/_blist.c
@@ -6589,7 +6589,7 @@ py_blist_sort(PyBListRoot *self, PyObject *args, PyObject *kwds)
         memcpy(&saved.BLIST_FIRST_FIELD, &self->BLIST_FIRST_FIELD,
                sizeof(*self) - offsetof(PyBListRoot, BLIST_FIRST_FIELD));
         Py_TYPE(&saved) = &PyRootBList_Type;
-        Py_REFCNT(&saved) = 1;
+        Py_SET_REFCNT(&saved, 1);
 
         if (extra_list != NULL) {
                 self->children = extra_list;