From 825b6ae347b3896b8ea38e6021170d45ae3bfd65 Mon Sep 17 00:00:00 2001
From: Alan Coopersmith <Alan.Coopersmith@sun.com>
Date: Thu, 14 Jul 2005 22:08:38 +0000
Subject: [PATCH] Don't define _XOPEN_SOURCE on SVR4, because it will REMOVE
 required     definitions.

---
 Xos.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Xos.h b/Xos.h
index 2235913..cd41bdd 100644
--- a/Xos.h
+++ b/Xos.h
@@ -60,8 +60,9 @@ in this Software without prior written authorization from The Open Group.
 /*
  * Make sure _XOPEN_SOURCE is defined before including sys/select.h
  * so that we get fds_bits in fd_set instead of __fds_bits
+ * EXCEPT on SVR4, where it REMOVES required typedefs!
  */
-# ifndef _XOPEN_SOURCE
+# if !defined(_XOPEN_SOURCE) && !defined(SVR4)
 #  define _XOPEN_SOURCE
 #  include <sys/types.h>
 #  undef _XOPEN_SOURCE