From 3038a87edce31ad2895431f7cfdc96a33fc70e02 Mon Sep 17 00:00:00 2001
From: Alan Coopersmith <alan.coopersmith@oracle.com>
Date: Sat, 30 Mar 2013 10:59:06 -0700
Subject: Check for configure's HAVE_UNISTD_H instead of X_NOT_POSIX

Drops fallback prototype of sleep() for non-POSIX, non-Windows systems

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
---
 AuLock.c | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/AuLock.c b/AuLock.c
index 3ae7596..b9859f1 100644
--- a/AuLock.c
+++ b/AuLock.c
@@ -33,15 +33,12 @@ in this Software without prior written authorization from The Open Group.
 #include <errno.h>
 #include <time.h>
 #define Time_t time_t
-#ifndef X_NOT_POSIX
-#include <unistd.h>
-#else
-#ifndef WIN32
-extern unsigned	sleep ();
-#else
-#include <X11/Xwindows.h>
-#define link rename
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
 #endif
+#ifdef WIN32
+# include <X11/Xwindows.h>
+# define link rename
 #endif
 
 int
-- 
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