70749 typedef struct BtLock BtLock;  typedef
70829 struct BtLock {  struct
70833   BtLock *pNext;        /* Next in BtShared.pLock list */  argument
70877   BtLock lock;       /* Object used to lock page 1 */
70971   BtLock *pLock;        /* List of locks held on this shared-btree struct */
71727   BtLock *pLock;
71779   BtLock *pLock;
71884   BtLock *pIter;
71956   BtLock *pLock = 0;
71957   BtLock *pIter;
71988     pLock = (BtLock *)sqlite3MallocZero(sizeof(BtLock));
72022   BtLock **ppIter = &pBt->pLock;
72031     BtLock *pLock = *ppIter;
72072     BtLock *pLock;
75187       BtLock *pIter;