Add vacuous "make distclean" rule.

diff --git a/doc/Makefile b/doc/Makefile
index f65d44a..461a904 100644 (file)
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -40,6 +40,9 @@ clean:
        rm -f $(INSTALLED)
        rm -f *.drupal.html
 
+distclean: clean
+       # Nothing more to remove in the doc directory
+
 push:
        pandoc --toc index.markdown > index.drupal.html
        pandoc --toc mkws-manual.markdown > mkws-manual.drupal.html