K 10 svn:author V 2 bz K 8 svn:date V 27 2009-03-18T16:09:05.230316Z K 7 svn:log V 398 MFC r186222: Use inc_flags instead of the inc_isipv6 alias which so far had been the only flag with random usage patterns. Switch inc_flags to be used as a real bit field by using INC_ISIPV6 with bitops to check for the 'isipv6' condition. While here fix a place or two where in case of v4 inc_flags were not properly initialized before.[1] Found by: rwatson during review [1] END