---- OpenImageIO-oiio-e9fa4c7/src/include/thread.h~ 2012-07-09 08:28:46.000000000 +0200
-+++ OpenImageIO-oiio-e9fa4c7/src/include/thread.h 2012-07-12 00:36:54.502654305 +0200
-@@ -102,11 +102,7 @@
- # include <libkern/OSAtomic.h>
+--- OpenImageIO-oiio-bcdad81/src/include/thread.h~ 2013-11-01 18:03:46.000000000 +0100
++++ OpenImageIO-oiio-bcdad81/src/include/thread.h 2013-11-05 21:54:05.234898906 +0100
+@@ -111,9 +111,7 @@
+ # endif
#endif
-#if defined(__GNUC__) && (defined(_GLIBCXX_ATOMIC_BUILTINS) || (__GNUC__ * 100 + __GNUC_MINOR__ >= 401))
--#if !defined(__FreeBSD__) || defined(__x86_64__)
-#define USE_GCC_ATOMICS
-#endif
--#endif
+#undef USE_GCC_ATOMICS
OIIO_NAMESPACE_ENTER