diff --git a/mach/6500/libem/Makefile b/mach/6500/libem/Makefile
index b6956eb69..931f30b44 100644
--- a/mach/6500/libem/Makefile
+++ b/mach/6500/libem/Makefile
@@ -1,7 +1,19 @@
-all:
-	cp head.s head_em
-	../../install head_em
-	rm -f head_em
-	cp e.a tail_em
-	../../install tail_em
-	rm -f head_em tail_em
+install:
+	../../install head.s head_em
+	../../install e.a tail_em
+	../../install libem_s.vend.a tail_em.vend
+
+cmp:
+	../../compare head.s head_em
+	../../compare e.a tail_em
+	../../compare libem_s.vend.a tail_em.vend
+
+clean :
+
+opr :
+	make pr | opr
+
+pr:
+	@pr head_em.s
+	@arch pv e.a | pr -h `pwd`/e.a
+	@arch pv libem_s.vend.a | pr -h `pwd`/libem_s.vend.a