From 06a4c20f60b9c8edc1a25059f2bf8f8572cf6de3 Mon Sep 17 00:00:00 2001
From: David Carlier <devnexen@gmail.com>
Date: Sun, 31 Mar 2019 10:38:35 +0100
Subject: [PATCH] OpenBSD build fix

required for close calls.
---
 modules/core/src/system.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/core/src/system.cpp b/modules/core/src/system.cpp
index c1754ac763..832355af45 100644
--- a/modules/core/src/system.cpp
+++ b/modules/core/src/system.cpp
@@ -94,7 +94,7 @@ void* allocSingletonBuffer(size_t size) { return fastMalloc(size); }
 #include <cstdlib>        // std::abort
 #endif
 
-#if defined __ANDROID__ || defined __linux__ || defined __FreeBSD__ || defined __HAIKU__
+#if defined __ANDROID__ || defined __linux__ || defined __FreeBSD__ || defined __OpenBSD__ || defined __HAIKU__
 #  include <unistd.h>
 #  include <fcntl.h>
 #  include <elf.h>