allow MD5 use for computing old format hash links

unsigned long X509_NAME_hash_old(X509_NAME *x)

	{

	EVP_MD_CTX md_ctx;

	unsigned long ret=0;

	unsigned char md[16];

	/* Make sure X509_NAME structure contains valid cached encoding */

	i2d_X509_NAME(x,NULL);

	if (!EVP_Digest(x->bytes->data, x->bytes->length, md, NULL, EVP_md5(), NULL))

		return 0;

	EVP_MD_CTX_init(&md_ctx);

	EVP_MD_CTX_set_flags(&md_ctx, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);

	EVP_DigestInit_ex(&md_ctx, EVP_md5(), NULL);

	EVP_DigestUpdate(&md_ctx, x->bytes->data, x->bytes->length);

	EVP_DigestFinal_ex(&md_ctx,md,NULL);

	EVP_MD_CTX_cleanup(&md_ctx);

	ret=(	((unsigned long)md[0]     )|((unsigned long)md[1]<<8L)|

		((unsigned long)md[2]<<16L)|((unsigned long)md[3]<<24L)