From: mirian@... (Mirian Crzig Lennox)
Date: 2001-06-27T03:44:32+09:00
Subject: [ruby-talk:16924] Re: Problem running irb with Ruby 1.6.4 under FreeBSD 4.0

In article <993579597.067351.15583.nullmailer@ev.netlab.zetabits.com>,
Yukihiro Matsumoto <matz@ruby-lang.org> wrote:
>
>That's the cause.  Could anybody who is FreeBSD guru tell me how to
>know the exact version of the OS?  knu?

If you type at the shell
	/sbin/sysctl kern.osreldate

You will get back a string of the form:
kern.osreldate: 430000

If you divide this number by 100000, you will get the version
number of the OS; 430000 means FreeBSD 4.3 system, 228000 means
FreeBSD 2.28, and so on.

--Mirian