cmd_register
cmd_register(&inet6_cmds[i]);
cmd_register(&carp_cmds[i]);
cmd_register(&bridge_cmds[i]);
cmd_register(&clone_cmds[i]);
cmd_register(&basic_cmds[i]);
void cmd_register(struct cmd *);
cmd_register(&fib_cmds[i]);
cmd_register(&gif_cmds[i]);
cmd_register(&gre_cmds[i]);
cmd_register(&group_cmds[i]);
cmd_register(&ieee80211_cmds[i]);
cmd_register(&ipsec_cmds[i]);
cmd_register(&lagg_cmds[i]);
cmd_register(&mac_cmds[i]);
cmd_register(&media_cmds[i]);
cmd_register(&pfsync_cmds[i]);
cmd_register(&stf_cmds[i]);
cmd_register(&vlan_cmds[i]);
cmd_register(&vxlan_cmds[i]);
void cmd_register(struct cmd *, struct cmd *);
static void cmd_register_##c(void) { cmd_register(NULL, &c); }
static void cmd_register_##c_##sc(void) { cmd_register(&c, &sc); }