Index: libcfa/src/containers/list.hfa
===================================================================
--- libcfa/src/containers/list.hfa	(revision 314dab6db5211064f247685abea3fd6b6211bde9)
+++ libcfa/src/containers/list.hfa	(revision 170235d1e6b95a8e742ba7e81c6e2091becf5fef)
@@ -118,4 +118,7 @@
 	Telem& $tempcv_n2e(Tnode &);
 	Tnode& $tempcv_e2n(Telem &);
+
+	Telem& ?`next(Tnode &);
+	Telem& ?`prev(Tnode &);
 };