--- src/share/man/man4/netintro.4	2003/06/17 04:36:59	1.2
+++ src/share/man/man4/netintro.4	2007/07/30 22:11:32	1.3
@@ -31,7 +31,7 @@
 .\"
 .\"     @(#)netintro.4	8.2 (Berkeley) 11/30/93
 .\" $FreeBSD: src/share/man/man4/netintro.4,v 1.10.2.6 2002/08/30 14:23:38 sobomax Exp $
-.\" $DragonFly: src/share/man/man4/netintro.4,v 1.1 2003/06/16 05:32:13 dillon Exp $
+.\" $DragonFly$
 .\"
 .Dd November 30, 1993
 .Dt NETINTRO 4
@@ -155,7 +155,7 @@ are known to the system
 #define    AF_ISO       18   /* ISO protocols */
 .Ed
 .Sh ROUTING
-.Tn UNIX
+.Ux
 provides some packet routing facilities.
 The kernel maintains a routing information database, which
 is used in selecting the appropriate network interface when