case "${log_proto}" in
"udp") procd_append_param command -u;;
"tcp") [ "${log_trailer_null}" -eq 1 ] && procd_append_param command -0;;
case "${log_proto}" in
"udp") procd_append_param command -u;;
"tcp") [ "${log_trailer_null}" -eq 1 ] && procd_append_param command -0;;