dtc(1) on FreeBSD
The text 93c5dad75170, as FreeBSD 12.1-RELEASE shipped it.
device tree compiler
Flags it lists
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-@ -
-E -
-H -
-I -
-O -
-P -
-R -
-S -
-V -
-W -
-d -
-f -
-h -
-o -
-p -
-s -
-v