Mon Jan  5 02:35:37 2004[calligraphy:~] sporty% setenv TZ CET
[calligraphy:~] sporty% perl -e 'print scalar localtime'
Mon Jan  5 03:35:46 2004[calligraphy:~] sporty% setenv TZ MST
[calligraphy:~] sporty% perl -e 'print scalar localtime'
Sun Jan  4 19:35:51 2004[calligraphy:~] sporty%