Index: trunk/Ohana/src/tools/Makefile
===================================================================
--- trunk/Ohana/src/tools/Makefile	(revision 41684)
+++ trunk/Ohana/src/tools/Makefile	(revision 41710)
@@ -76,9 +76,13 @@
 $(DESTLIB)/libsla.a:
 	echo "missing SLALIB libsla.a: install in $(DESTLIB)"
+	@exit 2
 
 $(DESTINC)/slalib.h:
 	echo "missing SLALIB slalib.h: install in $(DESTINC)"
+	@exit 2
 
-mpcorb_predict: $(DESTBIN)/mpcorb_predict $(DESTLIB)/libsla.a $(DESTINC)/slalib.h
+mpcorb_predict: $(DESTLIB)/libsla.a $(DESTINC)/slalib.h $(DESTBIN)/mpcorb_predict 
+
+mpcorb: mpcorb_predict
 
 %.clean: