From 670da740ba6a47dd18ceca5b4568aaca87feb7cc Mon Sep 17 00:00:00 2001
From: Brad Smith <brad@comstyle.com>
Date: Thu, 25 May 2023 15:21:48 +0200
Subject: [PATCH] Build: fix OpenBSD error in guardedalloc

Pull Request: https://projects.blender.org/blender/blender/pulls/108252
---
 intern/guardedalloc/intern/mallocn_intern.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/intern/guardedalloc/intern/mallocn_intern.h b/intern/guardedalloc/intern/mallocn_intern.h
index 54acf7d6bd2..8a77a57b390 100644
--- a/intern/guardedalloc/intern/mallocn_intern.h
+++ b/intern/guardedalloc/intern/mallocn_intern.h
@@ -25,6 +25,8 @@
 #  define HAVE_MALLOC_STATS
 #elif defined(__FreeBSD__)
 #  include <malloc_np.h>
+#elif defined(__OpenBSD__)
+#  undef USE_MALLOC_USABLE_SIZE
 #elif defined(__APPLE__)
 #  include <malloc/malloc.h>
 #  define malloc_usable_size malloc_size