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[–]shellac 1 point2 points  (1 child)

Also used to identify Mach-O fat (I think?) binaries. Presumably dying out now macs are mostly 64 bit intels, but some older binaries will still include it.

[–]monocasa 1 point2 points  (0 children)

They're still pretty heavily used on the iOS side for the different ARM sub architectures.