From b2ff2b86fa7d40edb0b9c372b22d2f04b58fe112 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Wed, 18 Sep 2019 06:23:40 +0200
Subject: [PATCH] Fix OSX builds: undef Apples's odd nil macro

---
 libs/ardour/ardour/transport_fsm.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libs/ardour/ardour/transport_fsm.h b/libs/ardour/ardour/transport_fsm.h
index 6a920eef4d..689db5c16c 100644
--- a/libs/ardour/ardour/transport_fsm.h
+++ b/libs/ardour/ardour/transport_fsm.h
@@ -1,6 +1,10 @@
 #ifndef _ardour_transport_fsm_h_
 #define _ardour_transport_fsm_h_
 
+#ifdef nil
+#undef nil
+#endif
+
 #include <boost/weak_ptr.hpp>
 #include <boost/msm/back/state_machine.hpp>
 #include <boost/msm/back/tools.hpp>