Backwards compatibility for older AVR core versions

They do not have time.h

Author: sandeepmistry

src/WiFi.cpp

@@ -17,7 +17,13 @@
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
 
+#if defined(ARDUINO_ARCH_AVR) && (__AVR_LIBC_MAJOR__ < 2)
+#define WIFI_101_NO_TIME_H
+#endif
+
+#ifndef WIFI_101_NO_TIME_H
 #include <time.h>
+#endif
 
 #include "WiFi101.h"
 
@@ -912,6 +918,9 @@ int WiFiClass::ping(IPAddress host, uint8_t ttl)
 
 uint32_t WiFiClass::getTime()
 {
+#ifdef WIFI_101_NO_TIME_H
+	return 0;
+#else
 	tstrSystemTime systemTime;
 
 	_resolve = (uint32_t)&systemTime;
@@ -946,6 +955,7 @@ uint32_t WiFiClass::getTime()
 	}
 
 	return t;
+#endif
 }
 
 WiFiClass WiFi;