+/*
+ * Insurance, for some reason we don't seem to be
+ * hanging up...
+ */
+dn_disconnect()
+{
+#ifdef VMUNIX
+ if (FD > 0)
+ ioctl(FD, TIOCCDTR, 0);
+#endif
+ close(FD);
+}
+
+dn_abort()
+{
+#ifdef VMUNIX
+ if (FD > 0)
+ ioctl(FD, TIOCCDTR, 0);
+#endif
+ close(FD);
+}