=== modified file 'include/boost/polygon/polygon.hpp'
--- include/boost/polygon/polygon.hpp	2010-10-23 10:09:23 +0000
+++ include/boost/polygon/polygon.hpp	2012-04-11 00:43:11 +0000
@@ -23,6 +23,7 @@
 
 #include "transform.hpp"
 #include "detail/transform_detail.hpp"
+#include "detail/polygon_sort_adaptor.hpp"
 
 //interval
 #include "interval_data.hpp"