sldns_key_buf2rsa_raw
rsa = sldns_key_buf2rsa_raw(key, len);
RSA *sldns_key_buf2rsa_raw(unsigned char* key, size_t len);
rsa = sldns_key_buf2rsa_raw(key, len);
RSA *sldns_key_buf2rsa_raw(unsigned char* key, size_t len);