+XBT_PUBLIC(xbt_fifo_t) xbt_fifo_new(void);
+XBT_PUBLIC(void) xbt_fifo_free(xbt_fifo_t);
+/** @} */
+
+/** @defgroup XBT_fifo_perl Fifo perl-like functions
+ * @ingroup XBT_fifo
+ *
+ * @{
+ */
+XBT_PUBLIC(xbt_fifo_item_t) xbt_fifo_push(xbt_fifo_t, void *);
+XBT_PUBLIC(void*) xbt_fifo_pop(xbt_fifo_t);
+XBT_PUBLIC(xbt_fifo_item_t) xbt_fifo_unshift(xbt_fifo_t, void *);
+XBT_PUBLIC(void*) xbt_fifo_shift(xbt_fifo_t);
+XBT_PUBLIC(int) xbt_fifo_size(xbt_fifo_t);
+XBT_PUBLIC(int) xbt_fifo_is_in(xbt_fifo_t, void *);
+/** @} */
+
+/** @defgroup XBT_fifo_direct Direct access to fifo elements
+ * @ingroup XBT_fifo
+ *
+ * @{
+ */
+
+XBT_PUBLIC(xbt_fifo_item_t) xbt_fifo_new_item(void);
+XBT_PUBLIC(void) xbt_fifo_set_item_content(xbt_fifo_item_t, void *);
+XBT_PUBLIC(void*) xbt_fifo_get_item_content(xbt_fifo_item_t);
+XBT_PUBLIC(void) xbt_fifo_free_item(xbt_fifo_item_t);
+
+XBT_PUBLIC(void) xbt_fifo_push_item(xbt_fifo_t, xbt_fifo_item_t);
+XBT_PUBLIC(xbt_fifo_item_t) xbt_fifo_pop_item(xbt_fifo_t);
+XBT_PUBLIC(void) xbt_fifo_unshift_item(xbt_fifo_t, xbt_fifo_item_t);
+XBT_PUBLIC(xbt_fifo_item_t) xbt_fifo_shift_item(xbt_fifo_t);
+
+XBT_PUBLIC(int) xbt_fifo_remove(xbt_fifo_t, void *);
+XBT_PUBLIC(int) xbt_fifo_remove_all(xbt_fifo_t, void *);
+XBT_PUBLIC(void) xbt_fifo_remove_item(xbt_fifo_t, xbt_fifo_item_t);