--- src/net/SecureID.cpp.orig	2008-03-31 00:52:26.000000000 -0600
+++ src/net/SecureID.cpp	2008-03-31 22:04:44.000000000 -0600
@@ -34,6 +34,47 @@
 	return "0:0:0:0:0:0";
 }
 
+#elif defined(__FreeBSD__)
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <net/if_dl.h>
+#include <ifaddrs.h>
+
+std::string SecureID::GetPrivateKey(void)
+{
+	std::string Key;
+	struct ifaddrs* ifaphead;
+
+	if (getifaddrs(&ifaphead) != 0)
+	{
+		return "";
+	}
+
+	for (struct ifaddrs* ifap = ifaphead; ifap; ifap = ifap->ifa_next)
+	{
+		if (ifap->ifa_addr->sa_family == AF_LINK)
+		{
+			if (strncmp(ifap->ifa_name, "lo", 2) != 0)
+			{
+				struct sockaddr_dl* sdl =
+					(struct sockaddr_dl *)ifap->ifa_addr;
+				unsigned char* if_mac = (unsigned char*)LLADDR(sdl);
+				char buf[18];
+				snprintf(buf, 18,
+					"%02x:%02x:%02x:%02x:%02x:%02x",
+					if_mac[0], if_mac[1], if_mac[2],
+					if_mac[3], if_mac[4], if_mac[5]);
+				Key = buf;
+				break;	
+			}
+		}
+	}
+
+	freeifaddrs(ifaphead);
+	return Key;
+}
+
 #else
 
 #include <sys/ioctl.h>