bin/52703: netstat doesn't show raw sockets

[ozaki-r%netbsd.org@localhost]

>Number:         52703
>Category:       bin
>Synopsis:       netstat doesn't show raw sockets
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    bin-bug-people
>State:          open
>Class:          change-request
>Submitter-Id:   net
>Arrival-Date:   Mon Nov 06 10:55:00 +0000 2017
>Originator:     Ryota Ozaki
>Release:        -current
>Organization:
>Environment:
NetBSD rangeley 8.99.3 NetBSD 8.99.3 (RANGELEY) #77: Wed Oct  4 10:23:38 JST 2017  ozaki-r@rangeley:(hidden) amd64
>Description:
netstat (-a) is expected to show all sockets in the system, however, raw sockets
aren't shown.
>How-To-Repeat:
Run ping/ping6 in the background and see outputs of netstat -a
or compare outputs of netstat -a and sockstat.
>Fix:
n/a