misc/60946: NPF random block procedure extension is not documented.

["joe%ns1.eloisystems.com@localhost via gnats" <gnats-admin%NetBSD.org@localhost>]

>Number:         60946
>Category:       misc
>Synopsis:       NPF random block procedure extension is not documented.
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    misc-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sat Oct 31 10:00:00 +0000 2026
>Originator:     Emmanuel Nyarko
>Release:        NetBSD current
>Organization:
NetBSD
>Environment:
NetBSD taco.eloisystems.com 11.0_STABLE NetBSD 11.0_STABLE (GENERIC) #0: Wed Sep  9 19:17:41 UTC 2026  john%taco.eloisystems.com@localhost:/usr/ram/obj-amd64/sys/arch/amd64/compile/GENERIC amd64
taco: {2} 
>Description:

NPF has a random block in procedure extensions. it is not mentioned in 

npf.conf(5)


>How-To-Repeat:

check code in /lib/npf/ext_rndblock
>Fix:

write the documentation and include tests