docs/171529: Serial chapter introduction mentions obsolete sio(4) interface

[gjb at FreeBSD.org]

Synopsis: Serial chapter introduction mentions obsolete sio(4) interface

Class-Changed-From-To: sw-bug->doc-bug
Class-Changed-By: gjb
Class-Changed-When: Tue Sep 11 01:13:40 UTC 2012
Class-Changed-Why: 
Docs PR.



Responsible-Changed-From-To: freebsd-bugs->freebsd-docs
Responsible-Changed-By: gjb
Responsible-Changed-When: Tue Sep 11 01:13:40 UTC 2012
Responsible-Changed-Why: 
Docs PR.


http://www.freebsd.org/cgi/query-pr.cgi?pr=171529