$NetBSD: patch-ad,v 1.4 2014/04/16 11:21:32 wiz Exp $

--- src/atomic_ops.h.orig	2013-11-10 09:57:12.000000000 +0000
+++ src/atomic_ops.h
@@ -351,7 +351,10 @@
 # endif
 #endif
 
-#if !defined(__GNUC__) && (defined(sparc) || defined(__sparc)) \
+#if defined(__SUNPRO_C) && defined(__i386)
+#   include "atomic_ops/sysdeps/generic_pthread.h"
+#   define AO_CAN_EMUL_CAS
+#elif !defined(__GNUC__) && (defined(sparc) || defined(__sparc)) \
     && !defined(AO_USE_PTHREAD_DEFS)
 # include "atomic_ops/sysdeps/sunc/sparc.h"
 # define AO_CAN_EMUL_CAS