Room Flags
DARK 1 Can't see w/o light
NO SLEEP 2 Can't sleep in the room
NO MOB 4 Mobs don't wander in, but they can leave or pop in room
INDOORS 8 Cannot Fly unless FLY OK is set. Cannot see sky.
FOGGY 32 Can't see reliably
FIRE 64 Affect currently unimplemented
LAVA 128 Affect currently unimplemented
PRIVATE 512 Two occupants only. Cannot portal TO room and cannot be summoned FROM room. Cannot Fly unless FLY OK is set.
PEACEFUL 1024 Saferoom
SOLITARY 2048 Single occupant only and cannot portal TO room and cannot be summoned FROM room. Cannot Fly unless FLY OK is set.
NO RECALL 8192 Cannot recall or teleport FROM room
NO STEAL 16384 Cannot steal in room
NOTRANS 32768 Cannot portal or bad recall TO room and you cannot summon TO or FROM the room
NO SPELL 65536 Cannot cast in room
SEAFLOOR 131072 Effect uncertain
NO FLY 262144 Cannot fly in room. Redundant in some cases.
HOLY GROUND 524288 Unimplemented
FLY OK 1048576 Can fly in room. Redundant in some cases.