diableqemudoc

--- a/tools/Makefile	2012-12-17 16:00:10.000000000 +0100
+++ b/tools/Makefile2	2013-02-25 19:49:26.882127716 +0100
@@ -199,6 +199,7 @@
 		--bindir=$(LIBEXEC) \
 		--datadir=$(SHAREDIR)/qemu-xen \
 		--disable-kvm \
+		--disable-docs \
 		--python=$(PYTHON) \
 		$(IOEMU_CONFIGURE_CROSS); \
 	$(MAKE) all