/*
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* Copyright (c) 2005 Reyk Floeter <reyk@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _PORT_TUN_H
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#define _PORT_TUN_H
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struct Channel;
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#if defined(SSH_TUN_LINUX) || defined(SSH_TUN_FREEBSD)
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# define CUSTOM_SYS_TUN_OPEN
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int sys_tun_open(int, int);
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#endif
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#if defined(SSH_TUN_COMPAT_AF) || defined(SSH_TUN_PREPEND_AF)
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# define SSH_TUN_FILTER
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int sys_tun_infilter(struct Channel *, char *, int);
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u_char *sys_tun_outfilter(struct Channel *, u_char **, u_int *);
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#endif
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#endif
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