PG_FILE
pg->flags |= PG_FILE;
pg->flags |= PG_FILE;
pg->flags |= PG_FILE;
pg->flags &= ~(PG_FILE|PG_AOBJ);
if ((pg->flags & PG_FILE) != 0) {
if ((pg->flags & PG_FILE) != 0) {
#define PG_STAT (PG_ANON|PG_AOBJ|PG_FILE)