diff -up dhcp-4.2.3/client/dhclient.c.decline-onetry dhcp-4.2.3/client/dhclient.c

--- dhcp-4.2.3/client/dhclient.c.decline-onetry	2011-11-24 14:21:50.000000000 +0100

+++ dhcp-4.2.3/client/dhclient.c	2011-11-24 14:23:44.472893215 +0100

@@ -1704,11 +1704,18 @@ void bind_lease (client)

 	if (script_go (client)) {

 		make_decline (client, client -> new);

 		send_decline (client);

-		destroy_client_lease (client -> new);

-		client -> new = (struct client_lease *)0;

-		client -> state = S_DECLINED;

-		state_init (client);

-		return;

+		if (onetry) {

+			if (!quiet)

+			  log_info ("Unable to obtain a lease on first try.%s",

+					"  Exiting.");

+			exit (2);

+		} else {

+			destroy_client_lease (client -> new);

+			client -> new = (struct client_lease *)0;

+			client -> state = S_DECLINED;

+			state_init (client);

+			return;

+		}

 	}

 	/* Write out the new lease if it has been long enough. */