K 10
svn:author
V 6
emaste
K 8
svn:date
V 27
2022-12-22T15:50:23.044789Z
K 7
svn:log
V 579
Add deprecation notices to ce,cp sync serial drivers

And the related sconfig utility.  Sync serial (e.g. E1/T1) interfaces
are obsolete, and nobody responded to several inquires on the mailing
lists about use of these drivers.

Relnotes:	Yes
MFC after:	3 days
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D23928

(cherry picked from commit 20dfe27b2d031c4000f5be94fd1db8872167a537)
(cherry picked from commit b8131156826d79205f37ac9e5c05826f9af6f28f)

Git Hash:   491ebfc123c9322458a5746cba5592f74c268424
Git Author: emaste@FreeBSD.org
END