--- configure.ac.old	2012-10-22 13:58:27.000000000 +0200
+++ configure.ac	2012-10-22 14:01:37.000000000 +0200
@@ -689,13 +689,9 @@
 	       else
 		 FLAGS="$FLAGS=$host_cpu"
 	       fi
-	       CONF_CFLAGS="$CONF_CFLAGS $FLAGS";
-	       CONF_CXXFLAGS="$CONF_CXXFLAGS $FLAGS";
 	       CONF_CXXFLAGS="$CONF_CXXFLAGS -fsigned-char";;
 	     ppc)
 	       FLAGS="-mcpu=$host_cpu"
-	       CONF_CFLAGS="$CONF_CFLAGS $FLAGS";
-	       CONF_CXXFLAGS="$CONF_CXXFLAGS $FLAGS";;
 	esac;;
      cygwin)
 	AC_DEFINE(HALF_RATE_AUDIO, 1, [Half rate Audio])
@@ -755,8 +751,6 @@
 else
     if test "$GCC" = yes ; then
 	OPTIMIZE="-fexpensive-optimizations"
-	CONF_CFLAGS="$CONF_CFLAGS $OPTIMIZE"
-	CONF_CXXFLAGS="$CONF_CXXFLAGS $OPTIMIZE"
     fi
     AC_DEFINE(NDEBUG, 1, [Debugging disabled])
 fi