+# libx264 nasm fix
+AC_MSG_CHECKING([nasm x264 compatible])
+echo "vmovdqa32 [[eax]]{k1}{z}, zmm0" > conftest.asm
+nasm conftest.asm -o conftest.o > /dev/null 2>&1
+if test $? != 0 ; then
+ AC_MSG_RESULT([no])
+ AC_MSG_WARN([libx264 built without assembly code])
+ X264_CFG_PARAMS="$X264_CFG_PARAMS --disable-asm"
+else
+ AC_MSG_RESULT([yes])
+fi
+rm -f conftest.asm conftest.o
+