#if defined(CONFIG_CMD_NET)
#define WELL_KNOWN_PORT 69 /* Well known TFTP port # */
-#define TIMEOUT 5 /* Seconds to timeout for a lost pkt */
+#define TIMEOUT 5UL /* Seconds to timeout for a lost pkt */
#ifndef CONFIG_NET_RETRY_COUNT
# define TIMEOUT_COUNT 10 /* # of timeouts before giving up */
#else