gyrfalcON not compiling on m2

[teuben]

Still an observation, but on an m2 (clang15 apple compiler there was a linking error with __builtin_ia32_emms(), perhaps not too surprisingly.

Sonoma 14.0

[teuben]

The brew gcc-14 family gave a different error message: the header file

mm_malloc.h

was not found.

[teuben]

See also ongoing work in #173