Function config_print_unknown_key

src/cli/cli.c:6828–6834

}

static void config_print_unknown_key(const char *key) {
    (void)fprintf(stderr, "error: unknown config key: %s\nKnown keys:", key ? key : "");
    for (size_t i = 0; i < sizeof(CONFIG_KEYS) / sizeof(CONFIG_KEYS[0]); i++) {
        (void)fprintf(stderr, " %s", CONFIG_KEYS[i].key);
    }
    (void)fprintf(stderr, "\n");
}

int cbm_cmd_config(int argc, char **argv) {
    /* NULL argv with a nonzero argc previously slipped past this guard (the