I can confirm that this does fix the CMake warning on macOS, however, this doesn't build as expected, a normal release build complains about missing Boost headers:
FindBoost sets `BOOST_INCLUD…
The option for WITH_WINDOWS_FIND_MODULES on windows, i don't think anyone has ever used or tested, it's there for legacy reason only, we want to get rid of the hardcoded stuff in platform_win32.cmake someday, but today is not that day. So no objections from my end to these changes.
going over old PR's seems this can be archived for now, can be picked up again if the need arises .
I may be confusing things, there was a push to get manta to run on the gpu shortly before the last maintainer left and that was relying heavily on openmp do the the heaving lifting.
