Ah, OK. But I would characterize this as an internal allocator that never deallocates. You might as well replace `malloc` and `free` to do the same, and just al

Ah, OK. But I would characterize this as an internal allocator that never deallocates. You might as well replace `malloc` and `free` to do the same, and just allocate within the program normally. Just because you "preallocate" it doesn't mean that you don't implement a poor man's allocator inside the preallocated buffer.