K 10 svn:author V 3 tmm K 8 svn:date V 27 2001-03-09T01:13:24.000000Z K 7 svn:log V 164 MFC of rev 1.17: fix two bugs that could make insertion and rebuilding of null-suffix rules fail after the suffix list had been cleared. Approved by: jkh, rwatson END