Change the compute_stats() call to the new devstat_compute_statistics() interface.
Change the compute_stats() call to the new devstat_compute_statistics()
interface.

Cast the return of the rest of the printfs in here to void.

Submitted by:	"Sergey A. Osokin" <osa@freebsd.org.ru>

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase