whois(1) on FreeBSD
The text 0d7b45fc51ce, as FreeBSD 6.3-RELEASE, FreeBSD 6.2-RELEASE, FreeBSD 6.1-RELEASE shipped it.
Internet domain name and network number directory service
Flags it lists
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-6 -
-A -
-I -
-Q -
-R -
-a -
-b -
-c -
-d -
-f -
-g -
-h -
-i -
-k -
-l -
-m -
-p -
-r