If you are using the Hardware Abstraction Layer
(see ) then that will be
indicated in the about dialog by placing a star next to the author of the
HAL backend.
Expanded View
Other backends do not currently give indication they are being used, so
you will have to guess based on your hardware. Most modern PC laptops are
using ACPI as the backend. This is also the backend with the largest
number of inconsistancies.
