🏁 do not include <ciso646> unless old MSVC is used #2089

include/nlohmann/detail/meta/cpp_future.hpp

@@ -1,9 +1,10 @@
 #pragma once
 
-#include <ciso646> // not
 #include <cstddef> // size_t
 #include <type_traits> // conditional, enable_if, false_type, integral_constant, is_constructible, is_integral, is_same, remove_cv, remove_reference, true_type
 
+#include <nlohmann/detail/boolean_operators.hpp>
+
 namespace nlohmann
 {
 namespace detail