$OpenBSD: patch-v8_src_platform_h,v 1.6 2012/07/10 09:22:34 robert Exp $
--- v8/src/platform.h.orig	Wed May 23 03:52:53 2012
+++ v8/src/platform.h	Fri Jun  1 06:13:04 2012
@@ -89,7 +89,11 @@ namespace internal {
 
 // Use AtomicWord for a machine-sized pointer. It is assumed that
 // reads and writes of naturally aligned values of this type are atomic.
+#if defined(__OpenBSD__) && defined(__i386__)
+typedef Atomic32 AtomicWord;
+#else
 typedef intptr_t AtomicWord;
+#endif
 
 class Semaphore;
 class Mutex;