Import export pst outlook file to thunderbird ubuntu

ubuntu 12.04 have thunderbird, by default thunderbird does not understan PST file format. how to migration data from microsoft outlook to thunderbird you can use converter ".pst" extension file format to mbox.
in this case you need libpst, install libpst package from ubuntu terminal.

wget http://alioth.debian.org/frs/download.php/1910/libpst-0.5.2.tar.gz
tar xzf libpst-0.5.2.tar.gz
cd libpst-0.5.2
make
su - root
make install

or you can use ubuntu software center for easy install. (libpst)
 after that :

mkdir out
readpst -r namefile.pst - out

after converting pst file, the folder mbox is exist.
use addons (ImportExportTools) from thunderbird.
add-ons manager, importexporttools 2.7.2.2

tools import export import file

this is easy way. link to the aplication.

https://addons.mozilla.org/thunderbird/downloads/file/158287/importexporttools-2.7.2.2-tb.xpi
http://alioth.debian.org/projects/libpst/