Add an unpatched version of xz, XZ Utils, to /trunk/deps/third_party

xz/autogen.sh

+#!/bin/sh
+
+###############################################################################
+#
+# Author: Lasse Collin
+#
+# This file has been put into the public domain.
+# You can do whatever you want with this file.
+#
+###############################################################################
+
+# The result of using "autoreconf -fi" should be identical to using this
+# script. I'm leaving this script here just in case someone finds it useful.
+
+set -e -x
+
+${AUTOPOINT:-autopoint} -f
+${LIBTOOLIZE:-libtoolize} -c -f || glibtoolize -c -f
+${ACLOCAL:-aclocal} -I m4
+${AUTOCONF:-autoconf}
+${AUTOHEADER:-autoheader}
+${AUTOMAKE:-automake} -acf --foreign