From e60a2e9fcc1b750bca2b423e33149169d3e8f7a4 Mon Sep 17 00:00:00 2001
From: Arkshine <hv.contact@gmail.com>
Date: Fri, 6 Feb 2015 16:19:26 +0100
Subject: [PATCH] Zlib: Fix compilation (implicit-function-declaration error)

---
 public/zlib/gzguts.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/public/zlib/gzguts.h b/public/zlib/gzguts.h
index d87659d0..1296e524 100644
--- a/public/zlib/gzguts.h
+++ b/public/zlib/gzguts.h
@@ -29,6 +29,8 @@
 
 #ifdef _WIN32
 #  include <stddef.h>
+#else
+#  include <unistd.h>
 #endif
 
 #if defined(__TURBOC__) || defined(_MSC_VER) || defined(_WIN32)