From b562bf141fa2184bf99b6a3d66375a48976e160a Mon Sep 17 00:00:00 2001
From: Richard Fuchs <rfuchs@sipwise.com>
Date: Wed, 26 Jun 2024 12:34:58 -0400
Subject: [PATCH] MT#55283 add __ct to typed GList

This is a placeholder to keep the const-qualified type of the contained
type within the struct, so that it can be used via __typeof__ if
necessary.

Change-Id: Ib40c55daa2225b7f9a9a926a6fa74f9b1471b6de
---
 lib/containers.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/containers.h b/lib/containers.h
index dec4880fa..b87afcc47 100644
--- a/lib/containers.h
+++ b/lib/containers.h
@@ -162,7 +162,10 @@
 	union type_name##_list { \
 		GList l; \
 		struct { \
-			contained_type *data; \
+			union { \
+				contained_type *data; \
+				const contained_type *__ct; \
+			}; \
 			type_name##_list *next; \
 			type_name##_list *prev; \
 		}; \