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/* Copyright (C) 1991,1992,1995,1996,1997,2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library 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.
The GNU C Library 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 the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <unistd.h>
#include <sys/param.h>
/* Return the system page size. */
int
__getpagesize ()
{
extern size_t _dl_pagesize;
if (_dl_pagesize != 0)
return _dl_pagesize;
#ifdef EXEC_PAGESIZE
return EXEC_PAGESIZE;
#else /* No EXEC_PAGESIZE. */
#ifdef NBPG
#ifndef CLSIZE
#define CLSIZE 1
#endif /* No CLSIZE. */
return NBPG * CLSIZE;
#else /* No NBPG. */
return NBPC;
#endif /* NBPG. */
#endif /* EXEC_PAGESIZE. */
}
weak_alias (__getpagesize, getpagesize)
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