aes_setenckey192
uint32_t aes_setenckey192(struct aesenc *, const uint8_t[static 24]);
aes_setenckey192(&ap->ap_enckey, key);
ctx->r_nr = aes_setenckey192(&r_ks, key);
aes_setenckey192(&ctx->enc, key);
ctx->ac_nr = aes_setenckey192(&ctx->ac_ek, key);
ctx->rounds = aes_setenckey192(&ctx->K, key);