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Date:      Tue, 11 Mar 2003 10:02:07 +0000
From:      Ceri Davies <setantae@submonkey.net>
To:        Drew Tomlinson <drew@mykitchentable.net>
Cc:        FreeBSD Questions <freebsd-questions@freebsd.org>
Subject:   Re: How Do I Build IPFW2 Only (Was Re: How Do I Specify -DIPFW2 In make.conf?)
Message-ID:  <20030311100207.GA71832@submonkey.net>
In-Reply-To: <016501c2e764$b1ca82a0$6e2a6ba5@tagalong>
References:  <014001c2e73a$23f84db0$6e2a6ba5@tagalong> <20030310205547.GA39622@submonkey.net> <016501c2e764$b1ca82a0$6e2a6ba5@tagalong>

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On Mon, Mar 10, 2003 at 04:25:14PM -0800, Drew Tomlinson wrote:
> ----- Original Message -----
> From: "Ceri Davies" <setantae@submonkey.net>
> To: "Drew Tomlinson" <drew@mykitchentable.net>
> Cc: "FreeBSD Questions" <freebsd-questions@freebsd.org>
> Sent: Monday, March 10, 2003 12:55 PM
> 
> > On Mon, Mar 10, 2003 at 11:20:40AM -0800, Drew Tomlinson wrote:
> > > I would like to enable IPFW2 support in 4.7-STABLE.  The Handbook
> > > (http://www.freebsd.org/releases/4.7R/relnotes-i386.html#AEN78) tells me
> to
> > > add 'options IPFW2' to the kernel config file and I understand that.
> > >
> > > Then it tells me to compile libalias and ipfw with the -DIPFW2 make
> option.
> > > If I understand the purpose of /etc/make.conf correctly, I should be
> able to
> > > specify -DIPFW2 there?  How do I accomplish this?
> > >
> > > I'm sure this has been covered previously but my searches on Google are
> not
> > > turning it up.  Thanks for a nudge to the appropriate docs!
> >
> > IPFW2= true
> 
> Thank you for your response.  I have added this to make.conf.
> 
> Prior to adding it, I ran 'make buildworld'.  How can I just rebuild IPFW so
> it is IPFW2 instead without rebuilding my whole world?  I saw in the
> Handbook
> http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/makeworld.html#Q21
> .4.15.1 an example for building pieces.  Based on this example, I went to
> /usr/src/sys/netinet and tried issuing make but without success.  I don't
> really understand the make process very well but I'm sure it didn't work
> because there was no Makefile.  Can I just build IPFW2 instead of rebuilding
> the whole world?

You could try "cd /usr/src; make -DNOCLEAN buildworld".
That should just rebuild the bits that are different, but may not work.
If a buildworld doesn't take you a long time, then I'd just do another
one if I were you.

> Thanks for helping me through this.

No problem.

Ceri
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