2.4.3 struct mpapi
struct mpapi {
     void   *addr;         // memory chunk address
     void  **pbtrace;    // pointer to backtrace, an array of void*
     long    size;         // memory chunk size
Addr shall be pointing to current address in the memory for the malloc,calloc,realloc
pbtrace shall be containing the items for the trace of the alloc
size will the telling you the amount of memory held up by this malloc, calloc,realloc