enable 3dnow optimizations by default
diff --git a/configure.in b/configure.in
index ba3427f..5f2024d 100644
--- a/configure.in
+++ b/configure.in
@@ -196,15 +196,10 @@
AC_DEFINE(FLAC__SSE_OS)
fi
-AC_ARG_ENABLE(3dnow,
-[ --enable-3dnow Enable 3DNOW! support],
-[case "${enableval}" in
- yes) use_3dnow=true ;;
- no) use_3dnow=false ;;
- *) AC_MSG_ERROR(bad value ${enableval} for --enable-3dnow) ;;
-esac],[use_3dnow=false])
-AM_CONDITIONAL(FLaC__USE_3DNOW, test x$use_3dnow = xtrue)
-if test x$use_3dnow = xtrue ; then
+use_3dnow=yes
+AC_ARG_ENABLE(3dnow, [ --disable-3dnow Disable 3DNOW! optimizations], use_3dnow=no, use_3dnow=yes)
+AM_CONDITIONAL(FLaC__USE_3DNOW, test x$use_3dnow = xyes)
+if test x$use_3dnow = xyes ; then
AC_DEFINE(FLAC__USE_3DNOW)
fi
diff --git a/src/libFLAC/Makefile.lite b/src/libFLAC/Makefile.lite
index 997e915..8e3ef03 100644
--- a/src/libFLAC/Makefile.lite
+++ b/src/libFLAC/Makefile.lite
@@ -29,7 +29,7 @@
ifeq ($(SOLARIS_BUILD),yes)
DEFINES = -DFLAC__NO_NASM -DFLAC__ALIGN_MALLOC_DATA
else
-DEFINES = -DFLAC__CPU_IA32 -DFLAC__HAS_NASM -DFLAC__ALIGN_MALLOC_DATA
+DEFINES = -DFLAC__CPU_IA32 -DFLAC__USE_3DNOW -DFLAC__HAS_NASM -DFLAC__ALIGN_MALLOC_DATA
endif
endif
INCLUDES = -I./include -I$(topdir)/include