typedef kStatus(kCall* kHeapAllocExhaustionFx)(kHeapAlloc heapAlloc, kPointer receiver, kSize minimumRegionSize)

Signature of callback to notify about heap exhaustion.

Parameters

heapAlloc	kHeapAlloc object.
receiver	Pointer to the receiver specified in kHeapAlloc_AddExhaustionHandler function.
minimumRegionSize	The smallest region that could be added to satisfy the memory request.

Returns

If callback returns kOK, kHeapAlloc will re-attempt allocation; otherwise, the allocation operation will be allowed to fail.