From 3385395796127878887bce015431b830fed82c4e Mon Sep 17 00:00:00 2001
From: odaira <odaira@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 21 Nov 2018 20:39:09 +0000
Subject: [PATCH] errno.h must be included after config.h because config.h
 might define _REENTRANT, _THREAD_SAFE, etc., which affect how errno is
 defined on some architectures

* ext/openssl/ossl.h: include errno.h after ruby.h

* include/ruby/io.h: include errno.h after ruby/config.h

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65906 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/openssl/ossl.h | 2 +-
 include/ruby/io.h  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/ext/openssl/ossl.h b/ext/openssl/ossl.h
index 5a15839cb4..39699bd5e6 100644
--- a/ext/openssl/ossl.h
+++ b/ext/openssl/ossl.h
@@ -13,8 +13,8 @@
 #include RUBY_EXTCONF_H
 
 #include <assert.h>
-#include <errno.h>
 #include <ruby.h>
+#include <errno.h>
 #include <ruby/io.h>
 #include <ruby/thread.h>
 #include <openssl/opensslv.h>
diff --git a/include/ruby/io.h b/include/ruby/io.h
index 6cacd8a710..7caca17e3b 100644
--- a/include/ruby/io.h
+++ b/include/ruby/io.h
@@ -24,7 +24,6 @@ extern "C" {
 #endif
 
 #include <stdio.h>
-#include <errno.h>
 #include "ruby/encoding.h"
 
 #if defined(HAVE_STDIO_EXT_H)
@@ -32,6 +31,7 @@ extern "C" {
 #endif
 
 #include "ruby/config.h"
+#include <errno.h>
 #if defined(HAVE_POLL)
 #  ifdef _AIX
 #    define reqevents events