EVP_PKEY_bits
*pkeylen = EVP_PKEY_bits(param);
BIO_printf(out, "DH, %d bits\n", EVP_PKEY_bits(pkey));
BIO_printf(out, "ECDH, %s, %d bits\n", cname, EVP_PKEY_bits(pkey));
EVP_PKEY_bits(pkey));
EVP_PKEY_bits(pktmp));
if ((EVP_PKEY_bits(pk) & 0x7) == 1)
int EVP_PKEY_bits(const EVP_PKEY *pkey);
if ((key_bits = EVP_PKEY_bits(cpk->privatekey)) <= 0)