[Net::Netconf::Access::ssh->recv](https://github.com/Juniper/netconf-perl/blob/master/lib/Net/Netconf/Access/ssh.pm#L124) uses deprecated [libssh2 poll](https://www.libssh2.org/libssh2_poll.html) function. See also [Net::SSH2](https://metacpan.org/pod/Net::SSH2#poll-timeout-arrayref-of-hashes)
Net::Netconf::Access::ssh->recv uses deprecated libssh2 poll function.
See also Net::SSH2