sync with OpenBSD -current

lib/libva/va/sysdeps.h

@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2007-2009 Intel Corporation. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL INTEL AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef SYSDEPS_H
+#define SYSDEPS_H
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <string.h>
+#include <stdint.h>
+#include <assert.h>
+
+// Defines for visibility attribute
+// based on https://gcc.gnu.org/wiki/Visibility
+#if defined _WIN32 || defined __CYGWIN__
+# define DLL_EXPORT __declspec(dllexport)
+# define DLL_HIDDEN
+#else
+#if __GNUC__ >= 4
+# define DLL_HIDDEN __attribute__((visibility("hidden")))
+# define DLL_EXPORT __attribute__((visibility("default")))
+#else
+# define DLL_HIDDEN
+# define DLL_EXPORT
+#endif
+#endif
+
+#endif /* SYSDEPS_H */