OSSL_DIGEST_NAME_SHA1
{ NID_sha1, OSSL_DIGEST_NAME_SHA1 },
{ NID_sha1, OSSL_DIGEST_NAME_SHA1 },
#define RSA_DEFAULT_DIGEST_NAME OSSL_DIGEST_NAME_SHA1
OSSL_DIGEST_NAME_SHA1, 0);
|| !TEST_str_eq(mgf1md, OSSL_DIGEST_NAME_SHA1))