-void init_heap_information(xbt_mheap_t heap1, xbt_mheap_t heap2, xbt_dynar_t to_ignore1, xbt_dynar_t to_ignore2);
-void match_equals(xbt_dynar_t list);
-int compare_area(void *area1, void* area2, xbt_dynar_t previous);
+int init_heap_information(xbt_mheap_t heap1, xbt_mheap_t heap2, xbt_dynar_t to_ignore1, xbt_dynar_t to_ignore2);
+int compare_heap_area(void *area1, void* area2, struct s_mc_snapshot* snapshot1, struct s_mc_snapshot* snapshot2, xbt_dynar_t previous, dw_type_t type, int pointer_level);