differentiating Heimdal and MIT libraries

Brandon Allbery ballbery at sinenomine.net
Tue Sep 15 15:17:55 EDT 2015

On Tue, 2015-09-15 at 12:05 -0700, Nate Rosenblum wrote:
> Hi all,
> For several unpleasant reasons that I'll avoid going into, I need to
> determine whether a Linux application is linking against the Heimdal or MIT
> kerberos libraries at runtime. I'd hoped that I could use
> http://web.mit.edu/kerberos/krb5-devel/doc/appdev/h5l_mit_apidiff.html, and
> in particular the different signature of krb5_cccol_last_change_time, but
> it turns out that this isn't an exported symbol for libkrb5.so.
> Does anybody have a good technique for doing this?

dlsym(RTLD_DEFAULT, "heimdal_version") ?

brandon s allbery kf8nh                           sine nomine associates
allbery.b at gmail.com                              ballbery at sinenomine.net
unix openafs kerberos infrastructure xmonad        http://sinenomine.net

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