351     a->neg = b->neg;  in BN_copy()
379     tmp_neg = a->neg;  in BN_swap()
384     a->neg = b->neg;  in BN_swap()
389     b->neg = tmp_neg;  in BN_swap()
404     a->neg = 0;  in BN_clear()
424     a->neg = 0;  in BN_set_word()
459     ret->neg = 0;  in BN_bin2bn()
570     ret->neg = 0;  in BN_lebin2bn()
636     if (a->neg != b->neg) {  in BN_cmp()
637         if (a->neg)  in BN_cmp()
642     if (a->neg == 0) {  in BN_cmp()
745         a->neg = 1;  in BN_set_negative()
747         a->neg = 0;  in BN_set_negative()
824     t = (a->neg ^ b->neg) & condition;  in BN_consttime_swap()
825     a->neg ^= t;  in BN_consttime_swap()
826     b->neg ^= t;  in BN_consttime_swap()
893     a->neg = 0;  in BN_zero_ex()
910     return BN_abs_is_word(a, 1) && !a->neg;  in BN_is_one()
915     return BN_abs_is_word(a, w) && (!w || !a->neg);  in BN_is_word()
925     return (a->neg != 0);  in BN_is_negative()
939     dest->neg = b->neg;  in BN_with_flags()
1018         a->neg = 0;  in bn_correct_top()