Cannot build latest krb5 on Mac 10.9

[Greg Hudson]

On 12/19/2013 08:52 PM, Weijun Wang wrote:
> There is a libverto.dylib in my /usr/local/lib but I don't know how it's
> installed. The owner is root so it does not come from brew. Running
> strings on it does not show the symbols krb5 needs.

It could be from an earlier version of MIT krb5, maybe.  We should check
for verto_set_flags to make sure we don't pick up a system libverto
which is too old.  Configuring with --without-system-verto will work
around the problem for now.