+int mmalloc_compare_heap(xbt_mheap_t heap1, xbt_mheap_t heap2);
+int mmalloc_linear_compare_heap(xbt_mheap_t heap1, xbt_mheap_t heap2);
+
+void mmalloc_backtrace_block_display(void* heapinfo, int block);
+void mmalloc_backtrace_fragment_display(void* heapinfo, int block, int frag);
+