configure_stream
static int configure_stream(int, krb5_keyblock *, int, krb5_data *, uint_t);
if (configure_stream(f, session_key,
if (configure_stream(f, session_key,
if (configure_stream(f, session_key, CRYPT_ENCRYPT,
if (configure_stream(f, session_key, CRYPT_DECRYPT,