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diff --git a/package/aufs2-util/src/compat.h b/package/aufs2-util/src/compat.h
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+/*
+ * Copyright (C) 2009 Junjiro Okajima
+ *
+ * This program, aufs is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef __compat_h__
+#define __compat_h__
+
+#ifndef AT_SYMLINK_NOFOLLOW
+#define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */
+
+#define __KERNEL__
+#include <unistd.h>
+#include <asm/unistd.h>
+#define fstatat fstatat64
+int fstatat(int dirfd, const char *path, struct stat *buf, int flags);
+_syscall4(int, fstatat64, int, _dirfd, const char *, path, struct stat *, buf, int, flags);
+#undef __KERNEL__
+#endif
+
+#endif /* __compat_h__ */