BN_is_word
if (BN_is_word(D, 2)) {
} else if (BN_is_word(D, 4)) {
if (BN_is_word(w, 3))
return BN_is_word(w, 2);
return BN_is_word(w, primes[i]);
if (BN_is_word(dh->params.g, DH_GENERATOR_2)
|| BN_is_word(cofactor, (const BN_ULONG)curve.data->cofactor))
int BN_is_word(const BIGNUM *a, const BN_ULONG w);
if (BN_is_word(r, 1))
if (a != NULL && BN_is_word(a, w))