From baf37a5f9c34b660fdb0eb3f899df1303365c723 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Fri, 27 Dec 2019 00:46:50 +0900
Subject: [PATCH] Get rid of LIST_HEAD conflict with a system header on macOS

---
 vm_dump.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/vm_dump.c b/vm_dump.c
index 09051cfc32..4bc41f2131 100644
--- a/vm_dump.c
+++ b/vm_dump.c
@@ -23,6 +23,9 @@
 # ifdef __LP64__
 #  define vm_region_recurse vm_region_recurse_64
 # endif
+/* that is defined in sys/queue.h, and conflicts with
+ * ccan/list/list.h */
+# undef LIST_HEAD
 #endif
 
 #include "addr2line.h"