"next-packet-offset=%jd",
(intmax_t) (current_packet_offset_bytes - current_packet_size_bytes),
(intmax_t) current_packet_offset_bytes);
"next-packet-offset=%jd",
(intmax_t) (current_packet_offset_bytes - current_packet_size_bytes),
(intmax_t) current_packet_offset_bytes);