Tweaks to fix compilation on FreeBSD.

bld/get-version

@@ -9,11 +9,14 @@
 # If we can find one which matches $v[0-9].* then we assume it's
 # a version-number tag, else we just use the whole string.
 
-# we're called with pwd == src
+# we're called with pwd == TLD
 cd ..
 
-if [ -d .git ]; then
+if which git >/dev/null 2>&1 && [ -d .git ]; then
      git describe
+elif grep '\$Format:%d\$' VERSION >/dev/null 2>&1; then
+# unsubstituted VERSION, but no git available.
+    echo UNKNOWN
 else
      vers=`cat VERSION | sed 's/[(), ]/\n/ g' | grep -m 1 $v[0-9]`
 

src/bpf.c

@@ -160,11 +160,11 @@ int iface_enumerate(int family, void *parm, int (*callback)())
 	  unsigned int flags;
 	  if (ioctl(fd, SIOCGIFFLAGS, ifr) != -1)
 	    {
-	      flags = ifr.ifr_flags;
+	      flags = ifr->ifr_flags;
 	      ifr->ifr_addr.sa_family = AF_LINK;
 	      if (ioctl(fd, SIOCGIFADDR, ifr) != -1 &&
-		  !((*callback)((unsigned int) htons(ETHERTYPE_IP), 
-				(unsigned int)link->ifi_flags,
+		  !((*callback)((unsigned int)htons(ETHERTYPE_IP), 
+				flags,
 				LLADDR((struct sockaddr_dl *)&ifr->ifr_addr), ETHER_ADDR_LEN, parm)))
 		goto err;
 	    }

src/dhcp6.c

@@ -212,7 +212,7 @@ void dhcp6_packet(time_t now)
   lease_prune(NULL, now); /* lose any expired leases */
 
   msg.msg_iov =  &daemon->dhcp_packet;
-  sz = dhcp6_reply(parm.current, if_index, ifr.ifr_name, sz, IN6_IS_ADDR_MULTICAST(&from), now);
+  sz = dhcp6_reply(parm.current, if_index, ifr.ifr_name, sz, IN6_IS_ADDR_MULTICAST(&from.in6.sin6_addr), now);
   
   lease_update_file(now);
   lease_update_dns();

src/rfc3315.c

@@ -467,7 +467,7 @@ static int dhcp6_no_relay(int msg_type, struct dhcp_netid *tags, struct dhcp_con
 	    int iaid, ia_type = opt6_type(opt);
 	    void *ia_option, *ia_end;
 	    unsigned int min_time = 0xffffffff;
-	    int t1cntr;
+	    int t1cntr = 0;
 	    int address_assigned = 0;
 	    
 	    if (ia_type != OPTION6_IA_NA && ia_type != OPTION6_IA_TA)