- Fix build on -CURRENT.

Obtained from:	r203052
Feature safe:	yes

net/libpcap/files/patch-inet.c

@@ -0,0 +1,39 @@
+--- ./inet.c.orig	2008-08-31 22:44:54.000000000 -0400
++++ ./inet.c	2010-03-01 13:59:26.873317983 -0500
+@@ -401,10 +401,15 @@
+ 	pcap_if_t *curdev;
+ 	char *description = NULL;
+ 	pcap_addr_t *curaddr, *prevaddr, *nextaddr;
++	int s;
+ #ifdef SIOCGIFDESCR
+ 	struct ifreq ifrdesc;
++#ifndef IFDESCRSIZE
++#define _IFDESCRSIZE 64
++	char ifdescr[_IFDESCRSIZE];
++#else
+ 	char ifdescr[IFDESCRSIZE];
+-	int s;
++#endif
+ #endif
+ 
+ #ifdef SIOCGIFDESCR
+@@ -413,12 +418,17 @@
+ 	 */
+ 	memset(&ifrdesc, 0, sizeof ifrdesc);
+ 	strlcpy(ifrdesc.ifr_name, name, sizeof ifrdesc.ifr_name);
++#ifdef __FreeBSD__
++	ifrdesc.ifr_buffer.buffer = ifdescr;
++	ifrdesc.ifr_buffer.length = sizeof(ifdescr);
++#else
+ 	ifrdesc.ifr_data = (caddr_t)&ifdescr;
++#endif
+ 	s = socket(AF_INET, SOCK_DGRAM, 0);
+ 	if (s >= 0) {
+ 		if (ioctl(s, SIOCGIFDESCR, &ifrdesc) == 0 &&
+-		    strlen(ifrdesc.ifr_data) != 0)
+-			description = ifrdesc.ifr_data;
++		    strlen(ifdescr) != 0)
++			description = ifdescr;
+ 		close(s);
+ 	}
+ #endif