92   sqlite3_file *fd,               /* Database file handle */  in superlockShmLock()  argument
98   int (*xShmLock)(sqlite3_file*, int, int, int) = fd->pMethods->xShmLock;  in superlockShmLock()
100     rc = xShmLock(fd, idx, nByte, SQLITE_SHM_LOCK|SQLITE_SHM_EXCLUSIVE);  in superlockShmLock()
114   sqlite3_file *fd = 0;           /* Main database file handle */  in superlockWalLock()  local
118   rc = sqlite3_file_control(db, "main", SQLITE_FCNTL_FILE_POINTER, (void *)&fd);  in superlockWalLock()
124   rc = superlockShmLock(fd, 2, 1, pBusy);  in superlockWalLock()
134   rc = fd->pMethods->xShmMap(fd, 0, 32*1024, 1, &p);  in superlockWalLock()
142   rc = superlockShmLock(fd, 3, SQLITE_SHM_NLOCK-3, pBusy);  in superlockWalLock()
156     sqlite3_file *fd = 0;  in sqlite3demo_superunlock()  local
157     rc = sqlite3_file_control(p->db, "main", SQLITE_FCNTL_FILE_POINTER, (void *)&fd);  in sqlite3demo_superunlock()
159       fd->pMethods->xShmLock(fd, 2, 1, flags);  in sqlite3demo_superunlock()
160       fd->pMethods->xShmLock(fd, 3, SQLITE_SHM_NLOCK-3, flags);  in sqlite3demo_superunlock()