when building a tool to investigate "minimal" Mach-O executable
on Apple MacOS Big Sur using Apple M1 hardware (aarch64).
https://github.com/upx/upx/issues/567
modified: stub/tools/macho-snip/Makefile
modified: stub/tools/macho-snip/macho-snip.c
modified: stub/tools/macho-snip/udf.s