actually remove the unnecessary define
#include "utils/s2n_blob.h"
-#define S2N_MAX_DIGEST_LEN SHA512_DIGEST_LENGTH
-
/* Enough to support TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384, 2*SHA384_DIGEST_LEN + 2*AES256_KEY_SIZE */
#define S2N_MAX_KEY_BLOCK_LEN 160
