1 files changed, 55 insertions, 0 deletions
diff --git a/sntp/libevent/include/event2/visibility.h b/sntp/libevent/include/event2/visibility.h
new file mode 100644
index 000000000000..5e7163a1e993
--- /dev/null
+++ b/sntp/libevent/include/event2/visibility.h
@@ -0,0 +1,55 @@
+/* -*- Mode: C; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+/*
+ * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef EVENT2_VISIBILITY_H_INCLUDED_
+#define EVENT2_VISIBILITY_H_INCLUDED_
+
+#include <event2/event-config.h>
+
+#if defined(event_EXPORTS) || defined(event_extra_EXPORTS) || defined(event_core_EXPORTS)
+
+#if defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550)
+#define EVENT2_EXPORT_SYMBOL __global
+#elif defined __GNUC__
+#define EVENT2_EXPORT_SYMBOL __attribute__ ((visibility("default")))
+#elif defined(_MSC_VER)
+#define EVENT2_EXPORT_SYMBOL extern __declspec(dllexport)
+#else
+/* unknown compiler */
+#define EVENT2_EXPORT_SYMBOL
+#endif
+
+#else
+
+#if defined(EVENT__NEED_DLLIMPORT) && defined(_MSC_VER) && !defined(EVENT_BUILDING_REGRESS_TEST)
+#define EVENT2_EXPORT_SYMBOL extern __declspec(dllimport)
+#else
+#define EVENT2_EXPORT_SYMBOL
+#endif
+
+#endif
+
+#endif /* EVENT2_VISIBILITY_H_INCLUDED_ */