1typedef unsigned char UCHAR, *PUCHAR; 2typedef void *HANDLE; 3typedef struct _NCB { 4 UCHAR ncb_reserve[10]; 5} NCB, *PNCB; 6struct NBCmdQueue { 7 PNCB head; 8}; 9PNCB *NBCmdQueueFindNBC(struct NBCmdQueue *queue, PNCB ncb) 10{ 11 PNCB *ret = &queue->head; 12 while (ret && *ret != ncb) 13 ret = (PNCB *)((*ret)->ncb_reserve + sizeof(HANDLE)); 14} 15 16