if (!g_str_equal(cmd, "include") && strlen(arg) >= IFNAMSIZ) {
fprintf(stderr, "name `%s' too long: %zu\n", arg, strlen(arg));
if (!g_str_equal(cmd, "include") && strlen(arg) >= IFNAMSIZ) {
fprintf(stderr, "name `%s' too long: %zu\n", arg, strlen(arg));