- Change the example CFLAGS entry to match our default in sys.mk. - Document that -fno-strict-aliasing is required for -O2.
- Change the example CFLAGS entry to match our default in sys.mk.
- Document that -fno-strict-aliasing is required for -O2.

Prodded by:	users of stable@

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