--- configure.orig	2001-01-18 07:59:33.000000000 +1100
+++ configure	2010-11-29 02:00:47.000000000 +1100
@@ -959,8 +959,8 @@
 
 
 if test $ac_cv_prog_gcc = yes; then
-    CCOPTS='-O2 -funroll-loops -fomit-frame-pointer -Wall'
-    CFLAGS="$CCOPTS"
+    CCOPTS='-fomit-frame-pointer -Wall'
+    CFLAGS+=" $CCOPTS"
 fi
 
 # Check whether --with-pf_packet or --without-pf_packet was given.