look(1) on FreeBSD
The text 1ed98dfd9779, as FreeBSD 2.2.9-RELEASE, FreeBSD 2.2.8-RELEASE, FreeBSD 2.2.7-RELEASE, FreeBSD 2.2.6-RELEASE, FreeBSD 2.2.5-RELEASE shipped it.
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Flags it lists
-
-d -
-f -
-t