127     Cell*       prev;  member
174     cell->prev = NULL;  in DLAddFront()
176         list->prev = cell;  in DLAddFront()
215         cell->next->prev = cell->prev;  in DLExtract()
216     if (cell->prev == NULL)  in DLExtract()
220         cell->prev->next = cell->next;  in DLExtract()
239     Cell* prev;  in DLInsert()  local
242     for (next = list, prev = NULL; next; prev = next, next = next->next)  in DLInsert()
248     cell->prev = prev;  in DLInsert()
251         next->prev = cell;  in DLInsert()
258                 next->prev = cell;  in DLInsert()
261     if (prev)  in DLInsert()
263         prev->next = cell;  in DLInsert()
264         if ((char*) prev + prev->size == (char*) cell)  in DLInsert()
267             prev->size += cell->size;  in DLInsert()
268             prev->next = next;  in DLInsert()
270                 next->prev = prev;  in DLInsert()
398         newCell->prev = cell->prev;  in OSAllocFromHeap()
401             newCell->next->prev = newCell;  in OSAllocFromHeap()
402         if (newCell->prev != NULL)  in OSAllocFromHeap()
403             newCell->prev->next = newCell;  in OSAllocFromHeap()
523                     newCell->next->prev = newCell;  in OSAllocFixed()
524                 newCell->prev = cell->prev;  in OSAllocFixed()
525                 if (newCell->prev)  in OSAllocFixed()
526                     newCell->prev->next = newCell;  in OSAllocFixed()
555                 newCell->next->prev = newCell;  in OSAllocFixed()
556             newCell->prev = cell;  in OSAllocFixed()
629     OSHeapHandle prev;  in OSSetCurrentHeap()  local
634     prev = __OSCurrHeap;  in OSSetCurrentHeap()
636     return prev;  in OSSetCurrentHeap()
750             cell->prev = NULL;  in OSCreateHeap()
916     CHECK(hd->allocated == NULL || hd->allocated->prev == NULL);  in OSCheckHeap()
921         CHECK(cell->next == NULL || cell->next->prev == cell);  in OSCheckHeap()
934     CHECK(hd->free == NULL || hd->free->prev == NULL);  in OSCheckHeap()
939         CHECK(cell->next == NULL || cell->next->prev == cell);  in OSCheckHeap()
1029     ASSERTMSG(hd->allocated == NULL || hd->allocated->prev == NULL,  in OSDumpHeap()
1037                  cell->prev,  in OSDumpHeap()
1049                  cell->prev,  in OSDumpHeap()