$NetBSD: patch-ar,v 1.1 2006/05/09 19:24:24 joerg Exp $

--- telnet/telnet/externs.h.orig	2006-05-09 18:56:33.000000000 +0000
+++ telnet/telnet/externs.h
@@ -45,7 +45,7 @@
 #endif
 
 #ifndef	USE_TERMIO
-# if BSD > 43 || defined(SYSV_TERMIO)
+# if BSD > 43 || defined(SYSV_TERMIO) || defined(__DragonFly__)
 #  define USE_TERMIO
 # endif
 #endif
@@ -100,10 +100,6 @@ typedef unsigned char cc_t;
 
 #define	SUBBUFSIZE	576
 
-#ifndef CRAY
-extern int errno;		/* outside this world */
-#endif /* !CRAY */
-
 #if	!defined(P)
 # ifdef	__STDC__
 #  define	P(x)	x