HW_1 / HW_2 / HW_3 Attributes
The HW_1, HW_2, and HW_3
attributes allow the CA_SUNW_HW_1, CA_SUNW_HW_2
and CA_SUNW_HW_3 capability masks to be specified directly
as numeric values, or as the symbolic hardware capability names that correspond
to that mask.