Only install acpiio.h in /usr/include.  That's all we want to export to users.
Only install acpiio.h in /usr/include.  That's all we want to export to users.

Submitted by:	ru (any bugs by me)
MFC after:	1 day

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