MD4_CBLOCK
LEGACY_EVP_MD_METH_TABLE(md4_init, md4_update, md4_final, NULL, MD4_CBLOCK),
#define HASH_CBLOCK MD4_CBLOCK
#define MD4_LBLOCK (MD4_CBLOCK / 4)
MD4_CBLOCK, MD4_DIGEST_LENGTH, 0,