tworld(6) on Linux
The text a2e0618fb5b6, as Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it.
Tile World
Flags it lists
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-D -
-F -
-H -
-L -
-P -
-R -
-S -
-V -
-a -
-b -
-d -
-h -
-l -
-n -
-p -
-q -
-r -
-s -
-t -
-v