From 057d5c421f1b231906d1ed59d318c4b17616d5ee Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Mon, 16 Jul 2007 02:03:14 +0000
Subject: [PATCH] On AIX, include <sys/atomic_op.h> so that the functions we
 use for TAS support are properly declared.

---
 src/include/storage/s_lock.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/include/storage/s_lock.h b/src/include/storage/s_lock.h
index 76097f57b8..80b5d64a9a 100644
--- a/src/include/storage/s_lock.h
+++ b/src/include/storage/s_lock.h
@@ -66,7 +66,7 @@
  * Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- *	  $PostgreSQL: pgsql/src/include/storage/s_lock.h,v 1.159 2007/05/04 15:20:52 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/include/storage/s_lock.h,v 1.160 2007/07/16 02:03:14 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -750,6 +750,8 @@ typedef abilock_t slock_t;
  */
 #define HAS_TEST_AND_SET
 
+#include <sys/atomic_op.h>
+
 typedef unsigned int slock_t;
 
 #define TAS(lock)			_check_lock(lock, 0, 1)