Delete MAKEDEV references and update the text about /dev/foo control

devices that return the next available device when opened.

PR:		50280, 50281, 50282, 50283
Submitted by:	Sergey A.Osokin <osa@FreeBSD.org.ru>

1 files changed, 3 insertions, 23 deletions

diff --git a/share/man/man4/tun.4 b/share/man/man4/tun.4
index 85bf2c5..fdf5096 100644
--- a/share/man/man4/tun.4
+++ b/share/man/man4/tun.4
@@ -46,27 +46,9 @@ module is unloaded (if
 .Nm
 is built into your kernel, the network interfaces cannot be removed).
 .Pp
-On older systems without
-.Xr devfs 5
-support,
-.Xr MAKEDEV 8
-should be used to create the initial control devices and the task
-of locating an unused device is left up to the opener (a
-.Nm
-device is usually obtained by attempting to open
-.Pa /dev/tun0 ,
-and if that fails
-.Pa /dev/tun1
-etc., until an
-.Va errno
-of
-.Er EBUSY
-is not received).
-.Pp
-On systems with
-.Xr devfs 5
-support,
+The
 .Nm
+interface
 permits opens on the special control device
 .Pa /dev/tun .
 When this device is opened,
@@ -298,9 +280,7 @@ them pile up.
 .Xr inet 4 ,
 .Xr intro 4 ,
 .Xr pty 4 ,
-.Xr devfs 5 ,
-.Xr ifconfig 8 ,
-.Xr MAKEDEV 8
+.Xr ifconfig 8
 .Sh AUTHORS
 This manual page was originally obtained from
 .Nx .