Remove the DBG_COLOR and DBG_ENABLE definition.

examples/network/udpclient.c

@@ -5,14 +5,12 @@
 
 #define DEBUG_UDP_CLIENT
 
-#define DBG_ENABLE
 #define DBG_SECTION_NAME               "UDP"
 #ifdef DEBUG_UDP_CLIENT
 #define DBG_LEVEL                      DBG_LOG
 #else
 #define DBG_LEVEL                      DBG_INFO /* DBG_ERROR */
 #endif
-#define DBG_COLOR
 #include <rtdbg.h>
 
 static int started = 0;