uj2               944 src/bignum.c       u_long vn_1, vn_2, vv, uj, uj2, cy;
uj2              1004 src/bignum.c               uj2 = uj - vv - cy;
uj2              1005 src/bignum.c               cy =  (uj2 > uj)? HALF_WORD : 0;
uj2              1006 src/bignum.c               SETDIGIT2(u, j+k, uj2);