- if rx_bytes >= 0L then printf "rx bytes: %Ld\n" rx_bytes;
- if rx_packets >= 0L then printf "rx packets: %Ld\n" rx_packets;
- if rx_errs >= 0L then printf "rx errs: %Ld\n" rx_errs;
- if rx_drop >= 0L then printf "rx dropped: %Ld\n" rx_drop;
- if tx_bytes >= 0L then printf "tx bytes: %Ld\n" tx_bytes;
- if tx_packets >= 0L then printf "tx packets: %Ld\n" tx_packets;
- if tx_errs >= 0L then printf "tx errs: %Ld\n" tx_errs;
- if tx_drop >= 0L then printf "tx dropped: %Ld\n" tx_drop;
+ if rx_bytes >= 0L then printf (f_ "rx bytes: %Ld\n") rx_bytes;
+ if rx_packets >= 0L then printf (f_ "rx packets: %Ld\n") rx_packets;
+ if rx_errs >= 0L then printf (f_ "rx errs: %Ld\n") rx_errs;
+ if rx_drop >= 0L then printf (f_ "rx dropped: %Ld\n") rx_drop;
+ if tx_bytes >= 0L then printf (f_ "tx bytes: %Ld\n") tx_bytes;
+ if tx_packets >= 0L then printf (f_ "tx packets: %Ld\n") tx_packets;
+ if tx_errs >= 0L then printf (f_ "tx errs: %Ld\n") tx_errs;
+ if tx_drop >= 0L then printf (f_ "tx dropped: %Ld\n") tx_drop;