diff --git a/make/dirs.mk b/make/dirs.mk
index ca89cbf9..c0618ff0 100644
--- a/make/dirs.mk
+++ b/make/dirs.mk
@@ -5,12 +5,25 @@
 
 include $(MODDIR)/make/defs.mk
 
-subdirs: 
+subdirs:
+ifdef SUBDIRS
+else
 	$(make_subdirs)
+endif
 
 clean:
+ifdef SUBDIRS
+else
 	rm -rf $(TEXTCLEAN) $(CLEAN)
 	$(make_subdirs_target)
+endif
 
 .DEFAULT:
+ifdef SUBDIRS
+else
 	$(make_subdirs_target)
+endif
+
+ifdef SUBDIRS
+install:
+endif