$ zdump -v Pacific/Fiji | grep 2011
Pacific/Fiji Sat Mar 26 13:59:59 2011 UTC = Sun Mar 27 02:59:59 2011 FJST isdst=1 gmtoff=46800
Pacific/Fiji Sat Mar 26 14:00:00 2011 UTC = Sun Mar 27 02:00:00 2011 FJT isdst=0 gmtoff=43200
And after upgrade to 2010o:
$ zdump -v Pacific/Fiji | grep 2011
Pacific/Fiji Sat Mar 5 13:59:59 2011 UTC = Sun Mar 6 02:59:59 2011 FJST isdst=1 gmtoff=46800
Pacific/Fiji Sat Mar 5 14:00:00 2011 UTC = Sun Mar 6 02:00:00 2011 FJT isdst=0 gmtoff=43200
Test case for Fiji time zone change:
First, with 2010m:
$ zdump -v Pacific/Fiji | grep 2011
Pacific/Fiji Sat Mar 26 13:59:59 2011 UTC = Sun Mar 27 02:59:59 2011 FJST isdst=1 gmtoff=46800
Pacific/Fiji Sat Mar 26 14:00:00 2011 UTC = Sun Mar 27 02:00:00 2011 FJT isdst=0 gmtoff=43200
And after upgrade to 2010o:
$ zdump -v Pacific/Fiji | grep 2011
Pacific/Fiji Sat Mar 5 13:59:59 2011 UTC = Sun Mar 6 02:59:59 2011 FJST isdst=1 gmtoff=46800
Pacific/Fiji Sat Mar 5 14:00:00 2011 UTC = Sun Mar 6 02:00:00 2011 FJT isdst=0 gmtoff=43200