* The heap structure itself is an opaque object that shouldnt be messed with.
*/
typedef struct mdesc s_xbt_mheap_t;
-typedef struct mdesc* xbt_mheap_t;
+typedef s_xbt_mheap_t* xbt_mheap_t;
/* Allocate SIZE bytes of memory (and memset it to 0). */
XBT_PUBLIC void* mmalloc(xbt_mheap_t md, size_t size);