Index: uspace/lib/cpp/include/type_traits
===================================================================
--- uspace/lib/cpp/include/type_traits	(revision e66fc6fe2bd242348f0a8f98bacec75cb0655c79)
+++ uspace/lib/cpp/include/type_traits	(revision 75848a8e4b46644b60141b5cf8bd56c434e72489)
@@ -61,5 +61,7 @@
      */
 
-    // TODO: forward using, can I even do this?
+    template<class>
+    struct remove_cv;
+
     template<class T>
     using remove_cv_t = typename remove_cv<T>::type;