resolving "some" errors

LOG_EDBUG and printf don't seem to do anything

project/Core/Inc/UDP_broadcast.h

@@ -8,6 +8,11 @@
 #ifndef INC_UDP_BROADCAST_H_
 #define INC_UDP_BROADCAST_H_
 
+#include <string.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include "lwip/netif.h"
+#include "lwip.h"
 typedef struct  {
     char* name;
     char* surname;