You should make sure that /dev/ttyqf exists if you want to use those
commands (any othet free pty will do).
If your Thinkpad IrDA is connected via a serial port you don't necessarily
need to update your version of NetBSD.

    -- Lennart

Russell McManus wrote:

> I'm trying to use the comms/birda package to sync my palm devices with
> my Thinkpad 600 running 1.5.2 using IrDA.  The irs(1) man page says:
>
>      To hotsync a palm over irda, use the following commands:
>      irs -c -e -y /dev/ptyqf &
>      pilot-xfer -p /dev/ttyqf -b backup-dir
>
> But when I run 'irs -c -e -y /dev/ptyqf' as root, I get the following:
>
> # irs -c -e -y /dev/ptyqf
> Cannot default the port!
>
> I've sniffed around in the the source of birda a bit, and this message
> is emitted when createSerialPort() fails.  createSerialPort()
> ultimately calls open() repeated on files in /dev/.  Perhaps I need to
> run MAKEDEV to have the right device files?
>
> Somewhere else on the Web, I found something that mentioned that IR
> devices were added 1.5Z.  Is this correct; do I need to upgrade to
> 1.5Z?
>
> -russ