make message slightly more informative, so there's no chance of misunderstanding it

Makefile.pre.in

@@ -477,7 +477,7 @@ Modules/Setup: $(srcdir)/Modules/Setup.dist
 		echo "Modules/Setup.dist is newer than Modules/Setup;"; \
 		echo "check to make sure you have all the updates you"; \
 		echo "need in your Modules/Setup file."; \
-		echo "Usually, copying Setup.dist to Setup will work."; \
+		echo "Usually, copying Modules/Setup.dist to Modules/Setup will work."; \
 		echo "-----------------------------------------------"; \
 	fi