SQLITE_FCNTL_DB_UNCHANGED 29311 ext/sqlite3/libsqlite/sqlite3.c     case SQLITE_FCNTL_DB_UNCHANGED: {
SQLITE_FCNTL_DB_UNCHANGED 44448 ext/sqlite3/libsqlite/sqlite3.c     sqlite3OsFileControlHint(pPager->fd,SQLITE_FCNTL_DB_UNCHANGED,0);