package/xen: disable tools/qemu-xen/ opengl

Resolves:
http://autobuild.buildroot.net/results/a7f2bf387458c2f0db6a4b555c51004f321f9320

Signed-off-by: Matthew Weber <matthew.weber@rockwellcollins.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/xen/xen.mk

@@ -45,7 +45,7 @@ XEN_DEPENDENCIES += argp-standalone
 endif
 XEN_INSTALL_TARGET_OPTS += DESTDIR=$(TARGET_DIR) install-tools
 XEN_MAKE_OPTS += dist-tools
-XEN_CONF_OPTS += --with-extra-qemuu-configure-args="--disable-sdl"
+XEN_CONF_OPTS += --with-extra-qemuu-configure-args="--disable-sdl --disable-opengl"
 
 define XEN_INSTALL_INIT_SYSV
 	mv $(TARGET_DIR)/etc/init.d/xencommons $(TARGET_DIR)/etc/init.d/S50xencommons