diff --git a/src/engine/engine-helpers.h b/src/engine/engine-helpers.h
index 29c4d44255..c102770ffe 100644
--- a/src/engine/engine-helpers.h
+++ b/src/engine/engine-helpers.h
@@ -81,35 +81,4 @@ SCM gnc_commodity_to_scm (const gnc_commodity *commodity);
 SCM gnc_book_to_scm (GNCBook *book);
 SCM gnc_session_to_scm (GNCSession *session);
 
-/* The GList is freed */
-SCM     gnc_glist_account_ptr_to_scm(GList *account_list);
-/* The GList is not freed */
-SCM     gnc_glist_account_ptr_to_scm_no_free (GList *account_list);
-GList * gnc_scm_to_glist_account_ptr(SCM scm_list);
-int     gnc_glist_account_ptr_p(SCM scm_list);
-
-/* The GList is freed */
-SCM     gnc_glist_transaction_ptr_to_scm(GList *transaction_list);
-/* The GList is not freed */
-SCM     gnc_glist_transaction_ptr_to_scm_no_free (GList *transaction_list);
-GList * gnc_scm_to_glist_transaction_ptr(SCM scm_list);
-int     gnc_glist_transaction_ptr_p(SCM scm_list);
-
-/* The GList is freed */
-SCM     gnc_glist_split_ptr_to_scm(GList *split_list);
-/* The GList is not freed */
-SCM     gnc_glist_split_ptr_to_scm_no_free (GList *split_list);
-GList * gnc_scm_to_glist_split_ptr(SCM scm_list);
-int     gnc_glist_split_ptr_p(SCM scm_list);
-
-/* The GList is freed */
-SCM     gnc_glist_commodity_ptr_to_scm(GList * list);
-GList * gnc_scm_to_glist_commodity_ptr(SCM list);
-int     gnc_glist_commodity_ptr_p(SCM list);
-
-/* The GList is freed */
-SCM     gnc_glist_price_ptr_to_scm(GList * list);
-GList * gnc_scm_to_glist_price_ptr(SCM list);
-int     gnc_glist_price_ptr_p(SCM list);
-
 #endif