114         nextFree = (size_t*)data;  in Block()
156             D("alloc new ptr @ %p\n", nextFree);  in alloc()
158             res = (void*)nextFree;  in alloc()
164                    *nextFree,  in alloc()
165                    getPtr(*nextFree));  in alloc()
166                 nextFree = (size_t*)getPtr(*nextFree);  in alloc()
170                 nextFree = nullptr;  in alloc()
179         if (nextFree) {  in free()
181             D("nextFree: %p (end: %p)", nextFree, getPtr(numChunks));  in free()
182             D("nextFreeElt: %zu\n", getElement(nextFree));  in free()
185             *toFreeIndexPtr = getElement(nextFree);  in free()
192         nextFree = (size_t*)toFree;  in free()
193         D("set next free to %p", nextFree);  in free()
201         nextFree = (size_t*)data;  in freeAll()
217     size_t* nextFree = 0;  member