if (ENABLE_NC_SERVER && opt=='l') do_listen++;
else if (ENABLE_NC_SERVER && opt=='p')
lport = bb_lookup_port(optarg, "tcp", 0);
if (ENABLE_NC_SERVER && opt=='l') do_listen++;
else if (ENABLE_NC_SERVER && opt=='p')
lport = bb_lookup_port(optarg, "tcp", 0);