usage: smp

exit codes:
     0 -> ok, is smp
  != 0 -> no, is single processor

Note1: just checks the smp capability of the board, not if >1 processor is
actually installed.

Note2: must be run as 'root'.

Original is:

/mirror/distributions/redhat/ftp.redhat.com/redhat/redhat-6.1/i386/misc/src/anaconda/isys/smp.c
