Portability Flags:
   gcc: -ma -qlanglvl=ansi -DHOST_WORDS_BIG_ENDIAN
   crafty: -DAIX
   eon: -DNEED_EXPLICIT_SPECIALIZATION
   perlbmk: -DSPEC_CPU2000_AIX
   gap: -DSYS_IS_BSD -DSYS_STRING_H -DSYS_HAS_TIME_PROTO -DSYS_HAS_MALLOC_PROTO -D SYS_HAS_CALLOC_PROTO
   twolf: -DHAVE_SIGNED_CHAR
 NOTE: The flag combination 'qpdf1/qpdf2' indicates a 2 step compilation
      process, the exact process is as follows:
   fdo_pre0 = rm -rf ${PDFDIR}; mkdir -p ${PDFDIR}
   PASS1_FLAGS    =-qpdf1 {optimization flags}
   PASS1_LDFLAGS  ={libraries} -L{pdf library location} -lpdf
   PASS2_FLAGS    =-qpdf2 {optimization flags}
   PASS2_LDFLAGS  =-{libraries}
 Base Optimization Flags:
   C:   -qpdf1/pdf2 -O3 -lhmu -qarch=pwr3
   C++: -qpdf1/pdf2 -O3 -qarch=ppc -qtune=pwr3
 Peak Optimization Flags
   175.vpr:     CC=xlc, -O4 -qarch=ppc, -bnso -bI:/lib/syscalls.exp
   176.gcc:     -qpdf1/pdf2 -O3 -lhmu -qarch=pwr3, fdpr -v -R3
   181.mcf:     -O4
   186.crafty:  -O4, fdpr -v -R3
   197.parser:  CC=xlc, -qpdf1/pdf2 -O4 -bnso -bI:/lib/syscalls.exp, fdpr -v -R3
   252.eon:     -qpdf1/pdf2 -O3 -lhmu -qarch=ppc -qtune=pwr3, fdpr -v -R3
   253.perlbmk: -qpdf1/pdf2 -O3 -lhmu -qarch=pwr3 -qdatalocal -qunroll=8, fdpr -v -R3
   254.gap:     -O4 -qarch=pwr3, fdpr -v -R3
   255.vortex:  -qpdf1/pdf2 -O5 -lhmu -Q=500
   256.bzip2:   -O5 -qunroll=8,fdpr -v -R3
   300.twolf:   CC=xlc, -qpdf1/pdf2 -O5, fdpr -v -R3