--- /dev/null
+The udphdr structure has uh_* fields when _FAVOR_BSD is
+defined. Otherwise, the fields are just named source, dest, len and
+check. See <netinet/udp.h>.
+
+Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+
+Index: dhcpdump-1.8/dhcpdump.c
+===================================================================
+--- dhcpdump-1.8.orig/dhcpdump.c 2011-05-17 20:20:46.506980003 +0200
++++ dhcpdump-1.8/dhcpdump.c 2011-05-17 20:20:59.338979999 +0200
+@@ -163,10 +163,10 @@
+ strcpy(ip_origin, (u_char *)inet_ntoa(ip->ip_src));
+ strcpy(ip_destination, (u_char *)inet_ntoa(ip->ip_dst));
+
+- if (hmask && check_ch((u_char *)(sp + offset), ntohs(udp->uh_ulen)))
++ if (hmask && check_ch((u_char *)(sp + offset), ntohs(udp->len)))
+ return;
+
+- printdata((u_char *)(sp + offset), ntohs(udp->uh_ulen));
++ printdata((u_char *)(sp + offset), ntohs(udp->len));
+ }
+
+ // check for matching CHADDR (Peter Apian-Bennewitz <apian@ise.fhg.de>)