OSSL_PKEY_EC_ENCODING_GROUP
{ OPENSSL_EC_NAMED_CURVE, OSSL_PKEY_EC_ENCODING_GROUP },
ctx->p2 = OSSL_PKEY_EC_ENCODING_GROUP;
else if (strcmp(ctx->p2, OSSL_PKEY_EC_ENCODING_GROUP) == 0)
{ OPENSSL_EC_NAMED_CURVE, OSSL_PKEY_EC_ENCODING_GROUP }