Add entries to build nodes required for "floppy", and "ramdisk".

src/etc/etc.vax/MAKEDEV

@@ -1,6 +1,6 @@
 #!/bin/sh -
 #
-#	$OpenBSD: MAKEDEV,v 1.22 2000/11/24 20:29:10 hugh Exp $
+#	$OpenBSD: MAKEDEV,v 1.23 2000/11/24 20:32:40 hugh Exp $
 #	$NetBSD: MAKEDEV,v 1.30 2000/01/21 12:28:29 tsutsui Exp $
 #
 #	@(#)MAKEDEV	8.1 (Berkeley) 6/9/93
@@ -77,6 +77,17 @@ all)
 	sh $0 dz0 dl0 dhu0 rx0 rx1 raid0 raid1 raid2 raid3
 	;;
 
+floppy)
+	sh $0 std random
+	sh $0 sd0 sd1
+	;;
+
+ramdisk)
+	sh $0 std random
+	sh $0 sd0 sd1 sd2 sd3 rd0 cd0 st0 st1
+	sh $0 bpf0
+	;;
+
 std)
 	rm -f console drum floppy crl csa1 csa2 tu0 tu1 g0 g1 g2 g3
 	rm -f kUmem kmem mem null zero tty klog ttyg[0-3]