Description:
------------
In brazil DST changed in 2006
it could happen on 1 oct
but will happen on 25 nov

on linux i can change timezone DST using ZIC and compiling new timezone databases

but in php it don't occur

zic file can be found at:
www.spadim.com.br/data.zic

Reproduce code:
---------------
on linux:
# date
Fri Oct 20 01:49:27 BRT 2006
# data -u
Fri Oct 20 04:49:36 UTC 2006

on php:
<?php
    echo date('Y-m-d H:i:s T')."\n".gmdate('Y-m-d H:i:s T')."\n";
?>

2006-10-20 02:51:05 BRST
2006-10-20 04:51:05 GMT


Expected result:
----------------
on linux:
# date
Fri Oct 20 01:49:27 BRT 2006
# data -u
Fri Oct 20 04:49:36 UTC 2006

on php:
<?php
    echo date('Y-m-d H:i:s T')."\n".gmdate('Y-m-d H:i:s T')."\n";
?>

2006-10-20 01:51:05 BRST
2006-10-20 04:51:05 GMT


Actual result:
--------------
on linux:
# date
Fri Oct 20 01:49:27 BRT 2006
# data -u
Fri Oct 20 04:49:36 UTC 2006

on php:
<?php
    echo date('Y-m-d H:i:s T')."\n".gmdate('Y-m-d H:i:s T')."\n";
?>

2006-10-20 02:51:05 BRST
2006-10-20 04:51:05 GMT