size_t nfree; /* Free fragments in a fragmented block. */
size_t first; /* First free fragment of the block. */
} frag;
- /* Size (in blocks) of a large cluster. */
- size_t size;
+ struct {
+ size_t size; /* Size (in blocks) of a large cluster. */
+ size_t busy_size;
+ } block;
} info;
} busy;
/* Heap information for a free block (that may be the first of
