The primary goal of LibreSSL is to fix the OpenSSL codebase for OpenBSD. If other communities like the changes there could be a portable versions as alluded by

The primary goal of LibreSSL is to fix the OpenSSL codebase for OpenBSD. If other communities like the changes there could be a portable versions as alluded by the LibreSSL web site. Think OpenSSH -> OpenSSH-portable.