From a794b2e8c15f66e96ba1bc73391a748f3b67e4f4 Mon Sep 17 00:00:00 2001
From: Maria Matejka <mq@ucw.cz>
Date: Mon, 5 Jun 2023 17:24:49 +0200
Subject: [PATCH] Undeffing unix.

GCC defines, for historic reasons, unix as a numeric constant.
https://gcc.gnu.org/onlinedocs/cpp/System-specific-Predefined-Macros.html
---
 nest/bird.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/nest/bird.h b/nest/bird.h
index 55712abe8..272e4f7fd 100644
--- a/nest/bird.h
+++ b/nest/bird.h
@@ -9,6 +9,8 @@
 #ifndef _BIRD_BIRD_H_
 #define _BIRD_BIRD_H_
 
+#undef unix /* An unneeded ancient C quirk */
+
 #include "sysdep/config.h"
 #include "lib/birdlib.h"
 #include "lib/ip.h"
-- 
2.47.2