/* -*-c-*-
*
- * $Id: tun-unet.c,v 1.2 2001/02/04 17:10:58 mdw Exp $
+ * $Id: tun-unet.c,v 1.3 2001/02/05 19:55:00 mdw Exp $
*
* Tunnel interface based on Linux Usernet
*
/*----- Revision history --------------------------------------------------*
*
* $Log: tun-unet.c,v $
+ * Revision 1.3 2001/02/05 19:55:00 mdw
+ * Guard against inappropriate compilation.
+ *
* Revision 1.2 2001/02/04 17:10:58 mdw
* Make file descriptors be nonblocking and close-on-exec.
*
/*----- Main code ---------------------------------------------------------*/
+#if TUN_TYPE != TUN_UNET
+# error "Tunnel type mismatch: fix the Makefile"
+#endif
+
/* --- @t_read@ --- *
*
* Arguments: @int fd@ = file descriptor to read