From 564f02c91ec0e983806762de4b842a762e21bb47 Mon Sep 17 00:00:00 2001
From: Jisi Liu <jisi.liu@gmail.com>
Date: Fri, 11 Aug 2017 12:08:00 -0700
Subject: Make win32_io only for MSVC

This excludes cygwin and mingw from using the self implemented
functions.
---
 src/google/protobuf/message_unittest.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/google/protobuf/message_unittest.cc')

diff --git a/src/google/protobuf/message_unittest.cc b/src/google/protobuf/message_unittest.cc
index 362000c7..fe456677 100644
--- a/src/google/protobuf/message_unittest.cc
+++ b/src/google/protobuf/message_unittest.cc
@@ -63,7 +63,7 @@
 namespace google {
 namespace protobuf {
 
-#if defined(_WIN32)
+#if defined(_MSC_VER)
 // DO NOT include <io.h>, instead create functions in io_win32.{h,cc} and import
 // them like we do below.
 using google::protobuf::internal::win32::close;
-- 
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