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31 lines
1.0 KiB
C
31 lines
1.0 KiB
C
/* Copyright (C) 2001, 2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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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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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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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#include <sys/ioctl.h>
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#include <sys/socket.h>
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/* Determine wheter socket is at a out-of-band mark. */
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int
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sockatmark (fd)
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int fd;
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{
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int answ;
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return __ioctl (fd, SIOCATMARK, &answ) == -1 ? -1 : answ;
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}
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