Link xen driver against libxl

to avoid test failure

debian/patches/Link-xen-driver-against-libxl.patch

+From: =?utf-8?q?Guido_G=C3=BCnther?= <agx@sigxcpu.org>
+Date: Thu, 31 Mar 2016 14:57:24 +0200
+Subject: Link xen driver against libxl
+
+to avoid the test failure
+
+ 7) Test driver "xen"  ... 2016-03-31 12:53:26.950+0000: 22430: debug : virDriverLoadModule:54 : Module load xen
+ 2016-03-31 12:53:26.950+0000: 22430: error : virDriverLoadModule:73 : failed to load module /build/libvirt-1.3.3~rc1/debian/build/src/.libs/libvirt_driver_xen.so /build/libvirt-1.3.3~rc1/debian/build/src/.libs/libvirt_driver_xen.so: undefined symbol: xlu_cfg_destroy
+FAILED
+---
+ src/Makefile.am | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/src/Makefile.am b/src/Makefile.am
+index b96a55d..a197a54 100644
+--- a/src/Makefile.am
++++ b/src/Makefile.am
+@@ -1218,7 +1218,9 @@ libvirt_driver_xen_impl_la_CFLAGS =				\
+ 		-I$(srcdir)/xenconfig				\
+ 		$(AM_CFLAGS)
+ libvirt_driver_xen_impl_la_LDFLAGS = $(AM_LDFLAGS)
+-libvirt_driver_xen_impl_la_LIBADD = $(XEN_LIBS) libvirt_xenconfig.la
++libvirt_driver_xen_impl_la_LIBADD = $(XEN_LIBS) \
++		$(LIBXL_LIBS) \
++		libvirt_xenconfig.la
+ libvirt_driver_xen_impl_la_SOURCES = $(XEN_DRIVER_SOURCES)
+ endif WITH_XEN
+ 

debian/patches/series

@@ -14,3 +14,4 @@ Allow-access-to-libnl-3-config-files.patch
 debian/apparmor_profiles_local_include.patch
 debian/libsystemd.patch
 virt-aa-helper-apparmor-allow-usr-share-OVMF-too.patch
+Link-xen-driver-against-libxl.patch