On Jul 5,  8:10pm, tsutsui@ceres.dti.ne.jp (tsutsui@ceres.dti.ne.jp) wrote:
-- Subject: bin/33923: slattach(8) can't attach sl(4) interface

| >Number:         33923
| >Category:       bin
| >Synopsis:       slattach(8) can't attach sl(4) interface
| >Confidential:   no
| >Severity:       non-critical
| >Priority:       medium
| >Responsible:    bin-bug-people
| >State:          open
| >Class:          sw-bug
| >Submitter-Id:   net
| >Arrival-Date:   Wed Jul 05 20:10:00 +0000 2006
| >Originator:     Izumi Tsutsui
| >Release:        NetBSD 3.99.21
| >Organization:
| >Environment:
| System: NetBSD/i386 with
|  com0 at isa0 port 0x3f8-0x3ff irq 4: ns16550a, working fifo
| Architecture: i386
| Machine: i386
| >Description:
| slattach(8) fails on TIOCSETD ioctl and can't attach sl(4) interface
| even if pseudo-device sl is configured in the kernel config.
| 
| >How-To-Repeat:
| # nm /netbsd | grep slattach
| c03737e0 T slattach
| # cu -l /dev/tty00
| Connected
| ~
| [EOT]
| # slattach /dev/tty00
| slattach: TIOCSETD: Device not configured
| # 

ifconfig sl0 create?

christos