Username or EmailPassword
Actully, had you bothered to read the article, this BUG was found in 4.2BSD as well...
Yeeesss...and? 4.2BSD isn't UNIX either: it just has slightly more SysV derived code in it than 4.4Lite. The current modern BSDs don't derive from 4.2BSD anyway, and SysV doesn't derive from 4.2BSD.