K 10 svn:author V 6 julian K 8 svn:date V 27 2008-11-06T22:11:57.641182Z K 7 svn:log V 165 MFC a rewrite of rt_check(). also revert the addition of rt_check_fib() which we discovered is not needed. fixes some hangs people have seen Approved by: re (ken) END