At this moment Autodir is available in tar and rpm formats. More information can be found at http://www.intraperson.com/autodir/.
After downloading the source, follow these simple steps to install :
Unpack the source.
$ tar zxvf <tar file name>
Move to the expanded directory and execute the following commands:
# make install
The configure script checks for the required libraries. If these are not present it will stop.