--- a/Makefile	Sat Apr 12 20:32:36 2008 -0400
+++ b/Makefile	Mon Jun 30 18:20:06 2008 -0400
@@ -19,4 +19,4 @@
 	dot -Tps $< -o $@
 
 clean:
-	rm -f *~ *.pdf $(DIAGS) *.dvi *.log *.out *.aux *.nav *.snm *.toc *.vrb
+	rm -f *~ *.pdf *.dvi *.log *.out *.aux *.nav *.snm *.toc *.vrb

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