From a9e9697994a08600f5dbb46a1fe2a07233cb4890 Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 4 Nov 1999 08:39:57 +0000
Subject: 19991104

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@557 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 error.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'error.c')

diff --git a/error.c b/error.c
index 1e53b9a653..feb3778d54 100644
--- a/error.c
+++ b/error.c
@@ -26,8 +26,11 @@
 int sys_nerr = 256;
 #endif
 
-#if defined __CYGWIN__ && defined _sys_nerr
-#define sys_nerr _sys_nerr
+#if defined __CYGWIN__
+# include <cygwin/version.h>
+# if (CYGWIN_VERSION_API_MAJOR > 0) || (CYGWIN_VERSION_API_MINOR >= 8)
+#  define sys_nerr _sys_nerr
+# endif
 #endif
 
 int ruby_nerrs;
@@ -442,7 +445,7 @@ static const syserr_index_entry syserr_index[]= {
 static VALUE *syserr_list;
 #endif
 
-#ifndef NT
+#if !defined NT && !defined sys_nerr
 extern int sys_nerr;
 #endif
 
-- 
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