iCallback        49317 ext/sqlite3/libsqlite/sqlite3.c   u32 iCallback;             /* Value to pass to log callback (or 0) */
iCallback        51843 ext/sqlite3/libsqlite/sqlite3.c       pWal->iCallback = iFrame;
iCallback        51972 ext/sqlite3/libsqlite/sqlite3.c     ret = pWal->iCallback;
iCallback        51973 ext/sqlite3/libsqlite/sqlite3.c     pWal->iCallback = 0;