support for printing stack traces in xorg server

[Ed Maste]

On 13 February 2014 09:22, Andriy Gapon <avg at freebsd.org> wrote:
>
> So, I think that it should be pretty easy to patch the xorg port to use
> libexecinfo.  Should we do this?

Sure, but we should really get the configure.ac change applied
upstream too.  Others (e.g. NetBSD) also have backtrace() in
libexecinfo.

I happened across Varnish's autoconf change for this:
https://www.varnish-cache.org/trac/changeset/079e68bae34b303abdff49722d656b12f620a0b3