usersandbox usersync preserve-libs buildpkg-live binpkg-logs splitdebug buildpkg config-protect-if-modified parallel-fetch clean-logs sfperms nodoc noman ebuild-locks userpriv binpkg-docompress compressdebug news binpkg-dostrip multilib-strict assume-digests distlocks strict unmerge-orphans protect-owned qa-unresolved-soname-deps unknown-features-warn userfetch fixlafiles noinfo sandbox unmerge-logs parallel-install
