examples: Enable dhcp-client debugging
diff --git a/examples/dhcp-client.c b/examples/dhcp-client.c
index 0eabe77..51dcd69 100644
--- a/examples/dhcp-client.c
+++ b/examples/dhcp-client.c
@@ -35,6 +35,13 @@
 
 #include <ell/ell.h>
 
+static void do_debug(const char *str, void *user_data)
+{
+	const char *prefix = user_data;
+
+	l_info("%s%s", prefix, str);
+}
+
 static void signal_handler(uint32_t signo, void *user_data)
 {
 	switch (signo) {
@@ -92,6 +99,7 @@
 	client = l_dhcp_client_new(ifindex);
 	l_dhcp_client_set_address(client, ARPHRD_ETHER, mac, 6);
 	l_dhcp_client_set_event_handler(client, event_handler, NULL, NULL);
+	l_dhcp_client_set_debug(client, do_debug, "[DHCP] ", NULL);
 	l_dhcp_client_start(client);
 
 	l_main_run_with_signal(signal_handler, NULL);