15289 cmd: remove pragma ident
Reviewed by: Igor Kozhukhov <igor@dilos.org>
Reviewed by: Dan Cross <cross@oxidecomputer.com>
Approved by: Dan McDonald <danmcd@mnx.io>

6491958 rhosts files don't work in certain IPv4/6 address corner cases

6488942 rlogind/rshd can dump core in the face of flaky host <-> IP address name service

6485907 now that gethostbyaddr() & friends are not paranoid, rshd/rlogin must be