I don't know if this is relevant, but.....
On my Arch system, the installed boost is: boost 1.41.0-2. It offers to install: hugin-2009.2.0-2
With this in place, the package manager does not ID any newer version.
There is no "libboost" anywhere on the system
To uphold my reputation as a Slackware curmudgeon, I'll observe that this is an example of why I use Arch......