2N/A * Copyright (C) 2004, 2005, 2008 Internet Systems Consortium, Inc. ("ISC") 2N/A * Copyright (C) 1996, 1999, 2001 Internet Software Consortium. 2N/A * Permission to use, copy, modify, and/or distribute this software for any 2N/A * purpose with or without fee is hereby granted, provided that the above 2N/A * copyright notice and this permission notice appear in all copies. 2N/A * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 2N/A * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 2N/A * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 2N/A * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 2N/A * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 2N/A * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 2N/A * PERFORMANCE OF THIS SOFTWARE. 2N/A * compare bit masks l and r, for n bits. 2N/A * -1, 1, or 0 in the libc tradition. 2N/A * network byte order assumed. this means 192.5.5.240/28 has 2N/A * 0x11110000 in its fourth octet. 2N/A * Paul Vixie (ISC), June 1996 2N/A if (x || (n %
8) == 0)
2N/A for (b = n %
8; b > 0; b--) {