DB_DUP
sp->bt_flags |= DB_DUP;
if (F_ISSET(dbinfo, DB_DUP))
if (F_ISSET(dbinfo, DB_DUP))
"db_open", dbinfo->flags, DB_RECNUM | DB_DUP)) != 0)
"db_open", dbinfo->flags, DB_DUP, DB_RECNUM)) != 0)
"db_open", dbinfo->flags, DB_DUP)) != 0)
db_info.flags |= DB_DUP;
result = (*db)->set_flags(*db, DB_DUP);