path:=$(subst :,$(space),$(PATH))
path:=$(filter-out .%,$(path))
path:=$(subst $(space),:,$(path))
+export ORIG_PATH:=$(if $(ORIG_PATH),$(ORIG_PATH),$(PATH))
export PATH:=$(path)
export STAGING_DIR_HOST:=$(if $(STAGING_DIR),$(abspath $(STAGING_DIR)/../host),$(TOPDIR)/staging_dir/host)