I suppose it's perfectly allowed for MacOS to simulate Unix hard link semantics (ie. names are just pointers to inodes, with each name being equal) even though

I suppose it's perfectly allowed for MacOS to simulate Unix hard link semantics (ie. names are just pointers to inodes, with each name being equal) even though the underlying filesystem doesn't have the name+inode split. It seems indeed this is the case on HFS+: https://developer.apple.com/library/archive/technotes/tn/tn1150.html#HardLinks https://developer.apple.com/library/archive/technotes/tn/tn1...