+ CFLAGS=-Wall CXXFLAGS=-Wall ./configure; make; make install
+
+For full optimization using the EGCS compiler on an Intel processor you
+could try something like:
+
+ MACH="-mpentium" # -m486 -mpentiumpro etc.
+ export CC=egcc # for Linux
+ export CFLAGS="-Wall -O5 -fomit-frame-pointer -ffast-math -funroll-loops $MACH"
+ export CXXFLAGS="-Wall -O5 -fomit-frame-pointer -ffast-math -funroll-loops $MACH"
+ ./configure