--- a/mercurial/cext/parsers.c	Tue Apr 21 16:02:23 2015 -0400
+++ b/mercurial/cext/parsers.c	Mon Oct 16 14:49:35 2017 -0400
@@ -195,7 +195,7 @@
 };
 
 PyTypeObject dirstateTupleType = {
-	PyVarObject_HEAD_INIT(NULL, 0)
+	PyVarObject_HEAD_INIT(NULL, 0) /* header */
 	"dirstate_tuple",          /* tp_name */
 	sizeof(dirstateTupleObject),/* tp_basicsize */
 	0,                         /* tp_itemsize */