randomdev_encrypt_init
randomdev_encrypt_init(&fortuna_state.fs_key, hash);
randomdev_encrypt_init(p_key, newkey);
randomdev_encrypt_init(p_key, newkey);
randomdev_encrypt_init(&fortuna_state.fs_key, newkey);
void randomdev_encrypt_init(union randomdev_key *, const void *);
randomdev_encrypt_init(&context, notrandomkey);