void vlib_register_errors (struct vlib_main_t *vm, u32 node_index,
u32 n_errors, char *error_strings[],
vlib_error_desc_t counters[]);
void vlib_register_errors (struct vlib_main_t *vm, u32 node_index,
u32 n_errors, char *error_strings[],
vlib_error_desc_t counters[]);