ifstart() should always pass such lines unaltered, especially if they
contain "nwid" or "description" lines with arbitrary strings.
<bsdlisten at gmail dot com> reported SSIDs such as "Mike's" during
installation end as broken;  this was because the installer escaped
the single quote using backslashes which ended up being treated as
escape characters much later during hostname.if parsing in netstart(8).
Ok deraadt