From 6ebcb7417a7a9b0a01062ff71a8383e27e91c0d8 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Fri, 8 Dec 2017 09:37:10 +0900
Subject: AppVeyor compile errors resolution.

---
 mrbgems/mruby-io/test/mruby_io_test.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mrbgems/mruby-io/test/mruby_io_test.c b/mrbgems/mruby-io/test/mruby_io_test.c
index 35dce463e..29d91f536 100644
--- a/mrbgems/mruby-io/test/mruby_io_test.c
+++ b/mrbgems/mruby-io/test/mruby_io_test.c
@@ -5,6 +5,7 @@
 
 #include <winsock.h>
 #include <io.h>
+#include <fcntl.h>
 #include <direct.h>
 #include <string.h>
 #include <stdlib.h>
@@ -16,10 +17,9 @@ static int
 mkstemp(char *p)
 {
   char *template, *path;
-  char *path;
   int fd;
 
-  template = strdup(p);
+  template = _strdup(p);
   if (template == NULL) return -1;
   path = _mktemp(template);
   if (path[0] == 0) {
-- 
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