b_top            2384 source4/heimdal/lib/hcrypto/imath/imath.c     mp_digit *b_top = db + bot_size;
b_top            2406 source4/heimdal/lib/hcrypto/imath/imath.c     carry = s_uadd(db, b_top, t2, bot_size, bt_size);      /* t2 = b1 + b0 */
b_top            2417 source4/heimdal/lib/hcrypto/imath/imath.c     (void) s_kmul(a_top, b_top, t2, at_size, bt_size); /* t2 = a1 * b1 */