I believe our implementation is interoperable at this point. Bug: 42290594 Change-Id: Id802b626a3028a3f2d4e89dfd3fcb69b51572b7d Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/73650 Commit-Queue: David Benjamin <davidben@google.com> Reviewed-by: Nick Harper <nharper@chromium.org>