i2cadm_walk_usage
i2cadm_walk_usage(tab, len, stderr);
extern void i2cadm_walk_usage(const i2cadm_cmdtab_t *, size_t, FILE *);
i2cadm_walk_usage(i2cadm_ctrl_prop_cmds,
i2cadm_walk_usage(i2cadm_ctrl_cmds, ARRAY_SIZE(i2cadm_ctrl_cmds), f);
i2cadm_walk_usage(i2cadm_device_cmds, ARRAY_SIZE(i2cadm_device_cmds),
i2cadm_walk_usage(i2cadm_mux_cmds, ARRAY_SIZE(i2cadm_mux_cmds), f);
i2cadm_walk_usage(i2cadm_port_cmds, ARRAY_SIZE(i2cadm_port_cmds), f);