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+/* xstddef.h -- stddef declarations wrapper
+ Copyright (C) 1996 Free Software Foundation, Inc.
+
+ This program 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, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
+#ifndef _xstddef_h_
+#define _xstddef_h_
+
+#if HAVE_STDDEF_H
+# include <stddef.h>
+#endif
+
+#ifndef offsetof
+# define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
+#endif
+
+#define cardinalityof(ARRAY) (sizeof (ARRAY) / sizeof ((ARRAY)[0]))
+
+#endif /* not _xstddef_h_ */