isotprecv(1) on Linux
The text 6a0a90876476, as Debian 12 (Bookworm), Debian 11 (Bullseye) shipped it.
manual page for isotprecv 2020.11.0-1
Flags it lists
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-L -
-P -
-b -
-d -
-l -
-m -
-p -
-s -
-w -
-x