Re: pkg-config wrapper doesn't find libarchive.pc

[Thomas Klausner <wiz%NetBSD.org@localhost>]

On Thu, Sep 07, 2017 at 11:59:49PM +0200, Aleksej Lebedev wrote:
> On 2017-09-07 21:36, Greg Troxel wrote:
> > > 
> > > And indeed libarchive.pc is not in there.
> > 
> > Is the bl3 file deciding to use a builtin libarchive (which doesn't seem
> > to have a pc file) rather than the package?
> 
> I don't know the right way to check, but when I add PREFER_PKGSRC=yes to
> mk.conf, libarchive.pc is there, so I'm guessing it is.
> 
> Is it expected or is it a bug? How do the other packages, depending on
> libarchive (or other package with the system alternative), work?

devel/zlib/builtin.mk creates a "fake" pkg-config file for the
built-in versions of zlib.

Perhaps something similar is needed here.
 Thomas