--- /usr/include/boost/enable_shared_from_this.hpp	2004-07-25 20:31:58.000000000 -0400
+++ ./enable_shared_from_this.hpp	2007-02-06 15:10:14.000000000 -0500
@@ -38,11 +38,12 @@
         return *this;
     }
 
-    ~enable_shared_from_this()
+    virtual ~enable_shared_from_this()
     {
     }
 
 public:
+    virtual void postconstruct() {}
 
     shared_ptr<T> shared_from_this()
     {