KTLS sendfile on FreeBSD doesn't offer an option to disable zerocopy and
always runs in this mode.
+B<IgnoreUnexpectedEOF>: Equivalent to B<SSL_OP_IGNORE_UNEXPECTED_EOF>.
+You should only enable this option if the protocol running over TLS can detect
+a truncation attack itself, and that the application is checking for that
+truncation attack.
+
=item B<VerifyMode>
The B<value> argument is a comma separated list of flags to set.