From e9c8c36af74057bee8767413364fdd170ee11048 Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Sun, 24 Mar 2024 10:59:06 +0000
Subject: [PATCH] Add missing include to src/sl/saveload.cpp

---
 src/sl/saveload.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/sl/saveload.cpp b/src/sl/saveload.cpp
index 3f0e900658..2723fe7f91 100644
--- a/src/sl/saveload.cpp
+++ b/src/sl/saveload.cpp
@@ -54,6 +54,9 @@
 #ifdef __EMSCRIPTEN__
 #	include <emscripten.h>
 #endif
+#ifndef _WIN32
+#	include <unistd.h>
+#endif /* _WIN32 */
 
 #include "../tbtr_template_vehicle.h"
 #include "../3rdparty/cpp-btree/btree_map.h"