EXITFLAGS

For immortals

These flags describe details about exits (north, south, up, and so on...)

EXITFLAG-CLIMB           EXITFLAG-LOCKED
EXITFLAG-CLOSED          EXITFLAG-PASSWALLABLE
EXITFLAG-DIGABLE         EXITFLAG-PICKPROOF
EXITFLAG-DOOR            EXITFLAG-SECRET
EXITFLAG-FLY             EXITFLAG-TOOBJECT
EXITFLAG-HIDDEN

red ex n 24002 lock Makes an exit north to 24002 with a locked door.