tools: Fix xz build on FreeBSD 10.1

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>

SVN-Revision: 44278
This commit is contained in:
Jo-Philipp Wich 2015-02-05 16:57:57 +00:00
parent 2cdba572f9
commit d49242aae2