Build failed LAST DEV COMMIT on Mac

[Oli Ullmann]

@Christoph-Hart
As the headline suggests, the build process is failing.
commit 33bb35d

Intel Mac
MAC OS Ventura 13.7.8

I don't know if it has anything to do with it, but I set the following values:
NUM_HARDCODED_FX_MODS=6
NUM_HARDCODED_POLY_FX_MODS=6

Here is a screenshot of the error message: