16455 want TCP_MD5SIG socket option
Reviewed by: Robert Mustacchi <rm+illumos@fingolfin.org>
Reviewed by: Dan McDonald <danmcd@mnx.io>
Approved by: Gordon Ross <gordon.w.ross@gmail.com>

6864230 hiho, hiho, it'ch chtime for CH to go
Portions contributed by Rich Lowe

OpenSolaris Launch