add 'softcar' to tty00, to make getty work in the non-serial

console case; ok deraadt@ miod@

src/etc/etc.loongson/ttys

@@ -1,8 +1,8 @@
 #
-#	$OpenBSD: ttys,v 1.3 2010/03/05 15:54:34 otto Exp $
+#	$OpenBSD: ttys,v 1.4 2010/03/11 09:28:48 otto Exp $
 #
 # name	getty				type	status		comments
 #
 console	"/usr/libexec/getty std.115200"	vt220	on  secure
 ttyC0	"/usr/libexec/getty std.9600"	vt220	off secure
-tty00	"/usr/libexec/getty std.115200"	unknown	off secure
+tty00	"/usr/libexec/getty std.115200"	unknown	off secure softcar