@@ -56,21 +56,21 @@
  * \param obj The object to append
  * \return An of_list_object_t, needed to identify the object inside the list.
  *	   For example, if you want to remove an object from the list, you need
  *	   its of_list_object_t.
  */
-- (of_list_object_t*)append: (id)obj;
+- (of_list_object_t*)append: (OFObject*)obj;
 
 /**
  * Prepends an object to the list.
  *
  * \param obj The object to prepend
  * \return An of_list_object_t, needed to identify the object inside the list.
  *	   For example, if you want to remove an object from the list, you need
  *	   its of_list_object_t.
  */
-- (of_list_object_t*)prepend: (id)obj;
+- (of_list_object_t*)prepend: (OFObject*)obj;
 
 /**
  * Inserts an object before another object.
  * \param obj The object to insert
  * \param listobj The of_list_object_t of the object before which it should be
@@ -77,11 +77,11 @@
  *	  inserted
  * \return An of_list_object_t, needed to identify the object inside the list.
  *	   For example, if you want to remove an object from the list, you need
  *	   its of_list_object_t.
  */
-- (of_list_object_t*)insert: (id)obj
+- (of_list_object_t*)insert: (OFObject*)obj
 		     before: (of_list_object_t*)listobj;
 
 /**
  * Inserts an object after another object.
  * \param obj The object to insert
@@ -89,11 +89,11 @@
  *	  inserted
  * \return An of_list_object_t, needed to identify the object inside the list.
  *	   For example, if you want to remove an object from the list, you need
  *	   its of_list_object_t.
  */
-- (of_list_object_t*)insert: (id)obj
+- (of_list_object_t*)insert: (OFObject*)obj
 		      after: (of_list_object_t*)listobj;
 
 /**
  * Removes the object with the specified list object from the list.
  *