PEP 238 documented -Qwarn as warning only for classic int or long
division, and this makes sense.  Add -Qwarnall to warn for all
classic divisions, as required by the fixdiv.py tool.
diff --git a/Objects/complexobject.c b/Objects/complexobject.c
index 281de13..236f4d5 100644
--- a/Objects/complexobject.c
+++ b/Objects/complexobject.c
@@ -377,7 +377,7 @@
 {
 	Py_complex quot;
 
-	if (Py_DivisionWarningFlag &&
+	if (Py_DivisionWarningFlag >= 2 &&
 	    PyErr_Warn(PyExc_DeprecationWarning,
 		       "classic complex division") < 0)
 		return NULL;