runtree: run/.tree-stamp $(addsuffix /.dir-stamp,$(addprefix $(o)/,$(DIRS)) $(addprefix run/$(DOCDIR)/,$(DOC_MODULES)))
run/.tree-stamp: $(o)/config.mk
runtree: run/.tree-stamp $(addsuffix /.dir-stamp,$(addprefix $(o)/,$(DIRS)) $(addprefix run/$(DOCDIR)/,$(DOC_MODULES)))
run/.tree-stamp: $(o)/config.mk