--- doc/helpsigs/Makefile.orig	Fri Feb  6 14:29:49 2004
+++ doc/helpsigs/Makefile	Fri Feb  6 14:30:20 2004
@@ -23,9 +23,11 @@
 
 install:
 	cp helpsigs.val $(LIBDIR)
+.if !defined(NOPORTDOCS)
 	test -d $(DOCDIR)/mosmllib || mkdir -p $(DOCDIR)/mosmllib
 	cp htmlsigs/*.html $(DOCDIR)/mosmllib
 	cp index.html $(DOCDIR)/mosmllib
+.endif
 
 depend: Lexer.sml Parser.sml 
 	rm -f Makefile.bak
