nl_tokens: We use this as a keep - alive . Maybe other implementations do too?
pl_tokens: function ( hdr ) { //The content of this header doesn’t affect us //since all it does is tell us details of how //the sender will ZDLE-encode binary data. Our //ZDLE parser doesn’t need to know in advance. sess . _next_subpacket_handler = <mask> ( spkt ) { sess . _next_subpacket_handler = null ; sess . _consume_ZSINIT_data ( spkt ) ; sess . _send_header ( 'ZACK' ) ; sess . _next_header_handler = between_files_handler ; } ; }