svn commit: r212867 - head/sys/kern

[Bruce Evans]

On Sun, 19 Sep 2010, Ed Schouten wrote:

> Log:
>  Just make callout devices and /dev/console force CLOCAL on open().
>
>  Instead of adding custom checks to wait for DCD on open(), just modify
>  the termios structure to set CLOCAL. This means SIGHUP is no longer
>  generated when losing DCD as well.
>
>  Reviewed by:	kib@
>  MFC after:	1 week

Er, my review explained how wrong this is.  Please back it out.

Bruce