4 * Copyright (C) 2012 by Darren Reed.
6 * See the IPFILTER.LICENCE file for details on licencing.
15 * count consecutive 1's in bit mask. If the mask generated by counting
16 * consecutive 1's is different to that passed, return -1, else return #
26 for (i = 32; i; i--, ipn *= 2)
32 for (i = 32, j = cnt; i; i--, j--) {