Also, FreeBSD's tar has option "--chroot". And (if I remember correctly) it is used in installation process. (Also, please see my previous letter in this bug report if you missed it.)
== Askar Safin http://vk.com/safinaskar
- Bug#514016: FreeBSD tar Askar Safin
- Bug#514016: mkdir && tar && cp/mv Askar Safin
