Don't choke on disabled authorized_keys(5) options As of 2020.79 X11 forwarding is disabled at build time, which could lock out users with authorized_keys(5) files containing ‘no-X11-forwarding’ options.

#!/bin/sh
exec 2>&1
exec dropbear -d ./dropbear_dss_host_key -r ./dropbear_rsa_host_key -F -E -p 22