Install this package:
emerge -a virtual/dist-kernel
If the package is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask virtual/dist-kernel
Or alternatively:
emerge --autounmask-write -a virtual/dist-kernel
This virtual package provides the following dependencies:
<pkgmetadata> <stabilize-allarches></stabilize-allarches> </pkgmetadata>