From c9fa7b1919ee4d9f392c77cb491d0d15c5dce9d0 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Fri, 2 Feb 2018 14:18:25 +0900
Subject: Need to include `io.h` anyway for _WIN32/64; ref #3938

---
 mrbgems/mruby-socket/test/sockettest.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/mrbgems/mruby-socket/test/sockettest.c b/mrbgems/mruby-socket/test/sockettest.c
index 234be38a0..7c820a555 100644
--- a/mrbgems/mruby-socket/test/sockettest.c
+++ b/mrbgems/mruby-socket/test/sockettest.c
@@ -6,8 +6,11 @@
 
 #if defined(_WIN32) || defined(_WIN64)
 
+#include <io.h>
+
 #ifdef _MSC_VER
 
+#include <io.h>
 #define close _close
 #define unlink _unlink
 
@@ -23,10 +26,6 @@ mkstemp(char *p)
     return fd;
   return -1;
 }
-#else
-
-#include <io.h>
-
 #endif
 
 #else
-- 
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