EVP_PBE_TYPE_KDF
{ EVP_PBE_TYPE_KDF, NID_id_pbkdf2, -1, -1, PKCS5_v2_PBKDF2_keyivgen, &PKCS5_v2_PBKDF2_keyivgen_ex },
{ EVP_PBE_TYPE_KDF, NID_id_scrypt, -1, -1, PKCS5_v2_scrypt_keyivgen, &PKCS5_v2_scrypt_keyivgen_ex }
if (!EVP_PBE_find_ex(EVP_PBE_TYPE_KDF, OBJ_obj2nid(pbe2->keyfunc->algorithm),