PG_OLDEST
if (pgp->pg_flags & (PG_NEWEST | PG_OLDEST)) {
'o', MDB_OPT_SETBITS, PG_OLDEST, &pg.pg_flags,
if ((pg.pg_flags & PG_NEWEST) && (pg.pg_flags & PG_OLDEST))
if (pg.pg_xaddr != 0 && (pg.pg_flags & (PG_NEWEST | PG_OLDEST))) {