111   punycode_uint delta, punycode_uint numpoints, int firsttime )  in adapt()  argument
115   delta = firsttime ? delta / damp : delta >> 1;  in adapt()
117   delta += delta / numpoints;  in adapt()
119   for (k = 0;  delta > ((base - tmin) * tmax) / 2;  k += base) {  in adapt()
120     delta /= base - tmin;  in adapt()
123   return k + (base - tmin + 1) * delta / (delta + skew);  in adapt()
135   punycode_uint n, delta, h, b, out, max_out, bias, j, m, q, k, t;  in punycode_encode()  local
140   delta = out = 0;  in punycode_encode()
179     if (m - n > (maxint - delta) / (h + 1)) return punycode_overflow;  in punycode_encode()
180     delta += (m - n) * (h + 1);  in punycode_encode()
186         if (++delta == 0) return punycode_overflow;  in punycode_encode()
192         for (q = delta, k = base;  ;  k += base) {  in punycode_encode()
202         bias = adapt(delta, h + 1, h == b);  in punycode_encode()
203         delta = 0;  in punycode_encode()
208     ++delta, ++n;  in punycode_encode()