uuuh... a const_cast would silent the compiler. hmm.

src/stringlist.cc

@@ -14,7 +14,8 @@ namespace pEp
     }
     
     template<>
-    const char* stringlist_t::* const ListWrapper<stringlist_t*, const char*>::Value = &stringlist_t::value;
+    const char* stringlist_t::* const ListWrapper<stringlist_t*, const char*>::Value
+        = const_cast<const char* stringlist_t::*>(&stringlist_t::value);
 
     template<>
     int StringList::size() const