In the "max-sdk-8.0.3 or max-sdk(8.2.0)" folder, open the XCode projects located in "Source>Basics>"
modal change(Mac)
modal triad(Mac)
modal_change for Mac requires Boost to be installed. https://www.boost.org/
The source requires Max 8 or later and is part of the EAMIR SDK package available through Max in the "Package Manager". Disable this package (if installed in Max) prior to testing/debugging these objects.
New builds compile in the "max-sdk>externals" folder