60     memory_header   *prev;  member
103                       (size_t) hdr, (size_t) hdr->prev, (size_t) hdr->next,  in debug_header()
164     if( hdr->prev != NULL && hdr->prev == hdr->next )  in verify_header()
196     if( heap.first->prev != NULL )  in verify_chain()
216         if( cur->prev != prv )  in verify_chain()
328     new->prev = cur;  in buffer_alloc_calloc()
338         new->next->prev = new;  in buffer_alloc_calloc()
428     if( hdr->prev != NULL && hdr->prev->alloc == 0 )  in buffer_alloc_free()
433         hdr->prev->size += sizeof(memory_header) + hdr->size;  in buffer_alloc_free()
434         hdr->prev->next = hdr->next;  in buffer_alloc_free()
436         hdr = hdr->prev;  in buffer_alloc_free()
439             hdr->next->prev = hdr;  in buffer_alloc_free()
478             hdr->next->prev = hdr;  in buffer_alloc_free()