moonlight_SUBDIRS := tools tests errors
monotouch_SUBDIRS := build mcs class
monotouch_bootstrap_SUBDIRS := build mcs class
-net_3_5_SUBDIRS := build class
+net_3_5_SUBDIRS := build class tools/xbuild
net_4_0_bootstrap_SUBDIRS := build mcs class tools
net_4_0_SUBDIRS := build mcs class nunit24 ilasm tools tests errors docs