File tinyb-gcc7.patch of Package tinyb

Index: tinyb-0.5.0/api/tinyb/BluetoothGattDescriptor.hpp
===================================================================
--- tinyb-0.5.0.orig/api/tinyb/BluetoothGattDescriptor.hpp
+++ tinyb-0.5.0/api/tinyb/BluetoothGattDescriptor.hpp
@@ -25,6 +25,7 @@
 #pragma once
 #include "BluetoothObject.hpp"
 #include <vector>
+#include <functional>
 
 /* Forward declaration of types */
 struct _Object;