Implement the custom cmake calls analog to the gtk version
Change-Id: I426d2a2df5a4bfb6fc385b970e3944415d3c8afd
Reviewed-on: https://code.wireshark.org/review/19563
Petri-Dish: Roland Knall <rknall@gmail.com>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Anders Broman <a.broman58@gmail.com>
Roland Knall