bary_swap         792 bignum.c                           bary_swap(p, bdigits_per_word);
bary_swap         797 bignum.c                       bary_swap(words, dst_num_bdigits);
bary_swap        1157 bignum.c                       bary_swap(dp, num_bdigits);
bary_swap        1163 bignum.c                           bary_swap(p, bdigits_per_word);