/**
* @brief Return what is at the beginning of the queue.
- * @return An ItemValue* 'iv' with iv->item = data, and iv->value its priority.
+ * @return An ItemValue* 'iv' with iv.item = data, and iv.value its priority.
*/
-ItemValue* priorityqueue_peek_raw(
+ItemValue _priorityqueue_peek(
PriorityQueue* priorityQueue ///< "this" pointer.
);