br_aes_ct64_keysched_stdenc
u_int br_aes_ct64_keysched_stdenc(uint32_t *, const void *, size_t);
num_rounds = br_aes_ct64_keysched_stdenc(skey, key, key_len);
return br_aes_ct64_keysched_stdenc(rk, key, keybytes);