From: Maria Matejka <mq@ucw.cz>
Date: Mon, 5 Jun 2023 15:24:49 +0000 (+0200)
Subject: Undeffing unix.
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a794b2e8c15f66e96ba1bc73391a748f3b67e4f4;p=thirdparty%2Fbird.git

Undeffing unix.

GCC defines, for historic reasons, unix as a numeric constant.
https://gcc.gnu.org/onlinedocs/cpp/System-specific-Predefined-Macros.html
---

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"