49 enum match_type { DIFFERENT, SAME, SAME_LIBLOG };  enumerator
53     if (lenl <= 0) return DIFFERENT;  // value if this represents a chatty elem  in Identical()
55     if (lenr <= 0) return DIFFERENT;  // value if this represents a chatty elem  in Identical()
56     if (elem.uid() != last.uid()) return DIFFERENT;  in Identical()
57     if (elem.pid() != last.pid()) return DIFFERENT;  in Identical()
58     if (elem.tid() != last.tid()) return DIFFERENT;  in Identical()
61     if (elem.realtime().nsec() > (last.realtime().nsec() + 60 * NS_PER_SEC)) return DIFFERENT;  in Identical()
81             return DIFFERENT;  in Identical()
90     if (!avcl) return DIFFERENT;  in Identical()
93     if (!avcr) return DIFFERENT;  in Identical()
95     if (lenl != lenr) return DIFFERENT;  in Identical()
97         return DIFFERENT;  in Identical()
120     if (match == DIFFERENT) {  in LogInternal()