EVP_md_null
return EVP_md_null();
if (arg2 != NULL && (const EVP_MD *)arg2 != EVP_md_null()) {
const EVP_MD *EVP_md_null(void);
LCRYPTO_ALIAS(EVP_md_null);
LCRYPTO_USED(EVP_md_null);
dgst = EVP_md_null();
md = EVP_md_null();