mac_flow_lookup_byname
err = mac_flow_lookup_byname(flow_name, &flent);
err = mac_flow_lookup_byname(flow_name, &flent);
err = mac_flow_lookup_byname(flow_name, &flent);
err = mac_flow_lookup_byname(flow_name, &flent);
err = mac_flow_lookup_byname(flow_name, &flent);
err = mac_flow_lookup_byname(flow_name, &flent);
extern int mac_flow_lookup_byname(char *, flow_entry_t **);