--- boost_1_34_0/boost/detail/atomic_count_gcc.hpp.ark	2007-07-09 14:20:57.000000000 +0200
+++ boost_1_34_0/boost/detail/atomic_count_gcc.hpp	2007-07-09 14:21:42.000000000 +0200
@@ -17,7 +17,11 @@
 //  http://www.boost.org/LICENSE_1_0.txt)
 //
 
+#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 2)
 #include <bits/atomicity.h>
+#else
+#include <ext/atomicity.h>
+#endif
 
 namespace boost
 {