#include <idna.h>

const char x[] =
    "\x7e\x64\x61\x72\x10\x2f\x2f\xf9\x2b\x71\x60\x79\x7b\x2e\x63\x75\x2b\x61\x65\x72\x75\x65\x56\x66\x7f\x62\xc5\x76\xe5\x00";

int main()
{
	char *s = NULL;
	int rc = idna_to_ascii_8z(x, &s, 0);

	if (rc != IDNA_SUCCESS) {
		exit(1);
	}
	exit(0);
}