Index: libcfa/src/containers/list.hfa
===================================================================
--- libcfa/src/containers/list.hfa	(revision 314dab6db5211064f247685abea3fd6b6211bde9)
+++ libcfa/src/containers/list.hfa	(revision 4e7c0fc0090de26380183bc8742b335bbe1cf243)
@@ -118,4 +118,7 @@
 	Telem& $tempcv_n2e(Tnode &);
 	Tnode& $tempcv_e2n(Telem &);
+
+	Telem& ?`next(Tnode &);
+	Telem& ?`prev(Tnode &);
 };