--- ypserv-2.12.1/scripts/ypMakefile.in.jj	2004-04-01 10:08:27.000000000 +0200
+++ ypserv-2.12.1/scripts/ypMakefile.in	2004-04-02 10:40:48.734716634 +0200
@@ -278,7 +278,8 @@ services.byservicename: $(SERVICES) $(YP
 		print $$1 TMP"\t"$$0 ; \
 		if (! seen[$$1]) { seen[$$1] = 1 ; print $$1"\t"$$0 ; } \
 		for (N = 3; N <= NF && $$N !~ "#" ; N++) { \
-			if ($$N !~ "#" && $$N != "") print $$N TMP"\t"$$0 \
+			if ($$N !~ "#" && $$N != "") print $$N TMP"\t"$$0 ; \
+			if (! seen[$$N]) { seen[$$N] = 1 ; print $$N"\t"$$0 ; } \
 		} } } ' \
 		$(SERVICES) | $(DBLOAD) -r -i $(SERVICES) \
 		-o $(YPMAPDIR)/$@ - $@