The newest version of OpenBSD closes potential security loopholes (InfoWorld)
InfoWorld takesa look at the upcoming OpenBSD 6.0 release. "Most significant among the latest security-related changes for OpenBSD is the removal of Linux emulation support. Prior versions of OpenBSD made it possible to run Linux applications by way of a compatibility layer, but the release notes for OpenBSD 6.0 indicate the Linux subsystem was removed as a "security improvement.""