memrchr.c
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memrchr.c
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	/* memrchr.c - Replacement for memrchr.
	* Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc.
	*
	* This file is part of Assuan.
	*
	* Assuan is free software; you can redistribute it and/or modify it
	* under the terms of the GNU Lesser General Public License as
	* published by the Free Software Foundation; either version 2.1 of
	* the License, or (at your option) any later version.
	*
	* Assuan 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
	* Lesser General Public License for more details.
	*
	* You should have received a copy of the GNU Lesser General Public
	* License along with this program; if not, see <http://www.gnu.org/licenses/>.
	*/

	#ifdef HAVE_CONFIG_H
	#include <config.h>
	#endif

	#include <string.h>

	void *
	memrchr (const void *block, int c, size_t size)
	{
	const unsigned char *p = block;

	if (size)
	{
	for (p += size - 1; size; p--, size--)
	if (*p == c)
	return (void *)p;
	}
	return NULL;
	}