# Don't build libcxx, it isn't designed to be built directly.
DIRS := $(filter-out libcxx,$(DIRS))
+# DragonEgg may be checked out here but doesn't (yet) build directly.
+DIRS := $(filter-out dragonegg,$(DIRS))
+
# Sparc cannot link shared libraries (libtool problem?)
ifeq ($(ARCH), Sparc)
DIRS := $(filter-out sample, $(DIRS))