>But I get a message something like this on startup:
>
> eval: /usr/sbin/wiconfig: not found
>
>And the code does not end up on power save mode.  Maybe /usr is not
>available when these commands run?

rcorder tells me that /etc/rc.d/network (which processes the
ifconfig.foo files) runs before /etc/rc.d/mountcritremote which is
what mounts /usr.

>I've carefully read the ifconfig.if man page, and I think that I've
>gotten the format right.  Am I doing something obvious wrong, or is
>there some other way for me approach the problem?

try putting these settings in your rc.conf file

critical_filesystems_beforenet="/var /usr"
critical_filesystems=""

-- 
|-----< "CODE WARRIOR" >-----|
codewarrior@daemon.org             * "ah!  i see you have the internet
twofsonet@graffiti.com (Andrew Brown)                that goes *ping*!"
andrew@crossbar.com       * "information is power -- share the wealth."