We don't support I386_CPU in 6.0 and later.  This file can be cleaned up some to assume that '#if defined(I486_CPU) || defined(I586_CPU) || defined(I686_CPU)' is true.
We don't support I386_CPU in 6.0 and later.  This file can be cleaned
up some to assume that '#if defined(I486_CPU) || defined(I586_CPU) ||
defined(I686_CPU)' is true.

Suggested by:	jhb
Reviewed by:	jhb

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