PGO_LAZY
PGO_CLEANIT | PGO_LAZY);
PGO_CLEANIT | PGO_LAZY);
((flags & FSYNC_LAZY) ? PGO_LAZY : 0);
const bool lazy = (flags & PGO_LAZY) == 0;
PGO_CLEANIT | PGO_LAZY);
pflags |= PGO_LAZY;
PGO_CLEANIT | PGO_JOURNALLOCKED | PGO_LAZY);