>>>>> On Sun, 23 Jul 2023, Ulrich Mueller wrote:

> I think what happens is this: sbcl is masked on musl, but it is the only
> version that is enabled in the ebuild by the IUSE="+sbcl" default.
> Therefore, none of the versions available on musl is enabled there,
> resulting in an unsatisfied REQUIRED_USE.

I meant "lisp engines" there, not "versions".