Index: libcfa/src/containers/list.hfa
===================================================================
--- libcfa/src/containers/list.hfa	(revision ada0246da4815f49ee693b2ef8f8722d8e94d54e)
+++ libcfa/src/containers/list.hfa	(revision cb956341f167906b7a3f6077eebed490f1fe9087)
@@ -118,4 +118,7 @@
 	Telem& $tempcv_n2e(Tnode &);
 	Tnode& $tempcv_e2n(Telem &);
+
+	Telem& ?`next(Tnode &);
+	Telem& ?`prev(Tnode &);
 };