K 10 svn:author V 8 rmacklem K 8 svn:date V 27 2011-04-25T21:14:13.592054Z K 7 svn:log V 240 MFC: r210933,r211397,r220518 Modify the man pages to reflect the addition of a backup stable restart file, as done by r220510. I also merged the typo fixes done in head as r210933, r211397 with joel@'s permission. This is a content change. END