--- rubix-1.0.5.orig/Makefile	2003-12-04 20:27:58.000000000 +0100
+++ rubix-1.0.5/Makefile	2005-05-26 17:16:43.788969104 +0200
@@ -19,7 +19,7 @@
 #EXTRALIBS=-lsocket
 
 CC=gcc
-CFLAGS=-Wall -O3 -fomit-frame-pointer -ffast-math \
+CFLAGS=$(OPT) -Wall -ffast-math \
    -DGAMESDIR="\"$(GAMESDIR)\"" \
    -D$(LANGUAGE) $(architecture)