From b0a9d632925d1461769cbf1420425069a0ed51c1 Mon Sep 17 00:00:00 2001
From: David Carlier <devnexen@gmail.com>
Date: Tue, 7 May 2019 21:54:06 +0100
Subject: [PATCH] OpenBSD build fix.

As FreeBSD, does not have malloc.h
aligned_alloc stricly available since C++17/C11, using the local impl.
---
 src/rendering/vulkan/thirdparty/vk_mem_alloc/vk_mem_alloc.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/rendering/vulkan/thirdparty/vk_mem_alloc/vk_mem_alloc.h b/src/rendering/vulkan/thirdparty/vk_mem_alloc/vk_mem_alloc.h
index b6d6a70a8..8acd8b389 100644
--- a/src/rendering/vulkan/thirdparty/vk_mem_alloc/vk_mem_alloc.h
+++ b/src/rendering/vulkan/thirdparty/vk_mem_alloc/vk_mem_alloc.h
@@ -2229,7 +2229,7 @@ remove them if not needed.
 #include <mutex> // for std::mutex
 #include <atomic> // for std::atomic
 
-#if !defined(_WIN32) && !defined(__APPLE__) && !defined(__FreeBSD__)
+#if !defined(_WIN32) && !defined(__APPLE__) && !defined(__FreeBSD__) && !defined(__OpenBSD__)
     #include <malloc.h> // for aligned_alloc()
 #endif
 
@@ -2238,7 +2238,7 @@ remove them if not needed.
    #define VMA_NULL   nullptr
 #endif
 
-#if defined(__APPLE__) || defined(__ANDROID__)
+#if defined(__APPLE__) || defined(__ANDROID__) || defined(__OpenBSD__)
 #include <cstdlib>
 void *aligned_alloc(size_t alignment, size_t size)
 {