Compile and setup PonyProg on Ubuntu

PonyProg is a device programming software for the SI Prog serial interface programmer designed by Claudio Lanconelli. The latest version of the PonyProg software can be found on SourceForge, but there are no Ubuntu packages.
Here is how to compile it on Ubuntu. This post was updated for Ubuntu 16.10. First you'll have to install some development libraries:

sudo apt install build-essential libxt-dev libxmu-dev libxaw7-dev

Then download the archive from SourceForge and extract it to some folder you want (at the time of writing this, the latest version is 2.08d).
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