Ticket on LibreSSL was closed as "won't fix", saying if system is 32bit it's unsafe to deal with year after 2038...
Year 2038 bug on LibreSSL 32bit regression between 2.2.x and 2.3.x · Issue #207 · libressl-portable/portable · GitHub
Any plans to switch back to OpenSSL then?
Raspberry Pi2 is a 32bit only system... So with OpenVPN server providers generating certificates valid for 30 years, we are stuck...
I have to keep a LibreELEC version from April 2016 for now...