+++ /dev/null
-// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
-// This source code is licensed under both the GPLv2 (found in the
-// COPYING file in the root directory) and Apache 2.0 License
-// (found in the LICENSE.Apache file in the root directory).
-
-#pragma once
-
-/**
- * Macro for marking functions as having public visibility.
- */
-#if defined(__GNUC__)
-#define FOLLY_EXPORT __attribute__((__visibility__("default")))
-#else
-#define FOLLY_EXPORT
-#endif
-
-#if defined(__has_feature)
-#define FOLLY_HAS_FEATURE(...) __has_feature(__VA_ARGS__)
-#else
-#define FOLLY_HAS_FEATURE(...) 0
-#endif
-
-#if FOLLY_HAS_FEATURE(thread_sanitizer) || __SANITIZE_THREAD__
-#ifndef FOLLY_SANITIZE_THREAD
-#define FOLLY_SANITIZE_THREAD 1
-#endif
-#endif