It's more analogous to -- very analogous to -- the "clean room" BIOS clones that enabled the PC Clone industry to take off (and made IBM-compatible PCs actually affordable; before the clones took off, IBM's prices made Apple seem like a bargain).
That is why telephone books and others things are not copyrightable. They are lists of facts. API's are lists of facts, a functional specification for use.
There are consequences if this stands and it will not be to our benefit as programmers, developers, designers, etc. Nor will it be to the benefit of society as a whole.
In other words, if it does feature the same selection and arrangement, it is a violation of copyright.
Your statement that APIs are not copyrightable is not true as well.