http://www.syndie.i2p/manual.html
If prefs is called with no arguments,
then the preferences are simply displayed and not updated. import --in $filename [--reimport $boolean] [--passphrase $pass] Import the specified .syndie file (either a metadata message or
a post). Alternately, it can import key files generated by keygen . If reimport is set, it will drop the message
and reimport it, if necessary. If passphrase is specified, that
will be used for the passphrase based encryption. keygen --type...