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/* Copyright (C) 1994, 1995, 1997 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, see
<http://www.gnu.org/licenses/>. */
#include <sys/types.h>
#include <sys/mman.h>
#include <errno.h>
#include <mach.h>
/* Deallocate any mapping for the region starting at ADDR and extending LEN
bytes. Returns 0 if successful, -1 for errors (and sets errno). */
int
__munmap (__ptr_t addr, size_t len)
{
kern_return_t err;
if (err = __vm_deallocate (__mach_task_self (),
(vm_address_t) addr, (vm_size_t) len))
{
errno = err;
return -1;
}
return 0;
}
weak_alias (__munmap, munmap)
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