/* Datatype representing a separate heap. The whole point of the mmalloc module
* is to allow several such heaps in the process. It thus works by redefining
* all the classical memory management functions (malloc and friends) with an
/* Datatype representing a separate heap. The whole point of the mmalloc module
* is to allow several such heaps in the process. It thus works by redefining
* all the classical memory management functions (malloc and friends) with an