Merge quadxeon.mysql.com:/benchmarks/ext3/TOSAVE/tsmith/bk/maint/50

into  quadxeon.mysql.com:/benchmarks/ext3/TOSAVE/tsmith/bk/maint/51


sql-common/my_time.c:
  Manual merge

sql-common/my_time.c

@@ -1147,7 +1147,7 @@ longlong number_to_datetime(longlong nr, MYSQL_TIME *time_res,
  ok:
   part1=(long) (nr/LL(1000000));
   part2=(long) (nr - (longlong) part1*LL(1000000));
-  time_res->neg=   0;
+  bzero((char*) time_res, sizeof(*time_res));
   time_res->year=  (int) (part1/10000L);  part1%=10000L;
   time_res->month= (int) part1 / 100;
   time_res->day=   (int) part1 % 100;