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+/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
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+ This file is part of the GNU C Library.
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+ Contributed by Daniel Jacobowitz <dan@debian.org>, 1999.
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+
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+ The GNU C Library is free software; you can redistribute it and/or
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+ modify it under the terms of the GNU Lesser General Public
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+ License as published by the Free Software Foundation; either
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+ version 2.1 of the License, or (at your option) any later version.
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ Lesser General Public License for more details.
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+
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+ You should have received a copy of the GNU Lesser General Public
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+ License along with the GNU C Library; if not, write to the Free
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+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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+ 02111-1307 USA. */
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+
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+#include <errno.h>
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+#include <unistd.h>
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+#include <sysdep.h>
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+#include <sys/mman.h>
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+
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+#if defined __UCLIBC_HAVE_LFS__
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+
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+#if defined _FILE_OFFSET_BITS && _FILE_OFFSET_BITS != 64
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+#undef _FILE_OFFSET_BITS
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+#define _FILE_OFFSET_BITS 64
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+#endif
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+#ifndef __USE_LARGEFILE64
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+# define __USE_LARGEFILE64 1
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+#endif
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+/* We absolutely do _NOT_ want interfaces silently
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+ * * renamed under us or very bad things will happen... */
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+#ifdef __USE_FILE_OFFSET64
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+# undef __USE_FILE_OFFSET64
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+#endif
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+
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+#undef creat
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+__ptr_t mmap64(__ptr_t addr, size_t len, int prot, int flags, int fd, off64_t offset)
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+{
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+ if (offset != (off_t) offset || (offset + len) != (off_t) (offset + len))
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+ {
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+ __set_errno (EINVAL);
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+ return MAP_FAILED;
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+ }
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+
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+ return mmap (addr, len, prot, flags, fd, (off_t) offset);
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+}
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+#endif /* __UCLIBC_HAVE_LFS__ */
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+
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