Initialize mparams */

Inserts an entry into the head of the list.

Is the list empty?

Lock this memory manager.

--------------------------------------------------------------------------- Main testing -------------------------------------------------------------

--------------------------------------------------------------------------- Main testing -------------------------------------------------------------

Make a new chunk of at least sz bytes.

Make a new chunk of at least sz bytes.

Initialize a new object in a given buffer, with a previous & current object size. Returns the start of the object (i.e., just past the header).

Allocate an object (remove from the dictionary).