-[ --enable-altivec Enable altivec optimizations (default disabled since it is broken)],
-[ if test x$enableval = xyes; then ARCH="${ARCH} altivec"
- BUILTINS="${BUILTINS} idctaltivec"
- LIB_IDCTALTIVEC="-framework vecLib"
- fi ])
-#[ if test -d /System/Library/Frameworks/vecLib.framework; then ARCH="${ARCH} altivec"; PLUGINS="${PLUGINS} idctaltivec"; fi ])
+[ --disable-altivec Disable altivec optimizations (default enabled on PPC)],
+[ if test x$enableval = xyes; then ARCH="${ARCH} altivec";
+ BUILTINS="${BUILTINS} ${ACCEL_MODULES}"; fi ],
+[ if test x${host_cpu} = xpowerpc; then ARCH="${ARCH} altivec";
+ BUILTINS="${BUILTINS} ${ACCEL_MODULES}"; fi ])