/* poll file descriptors.  Hurd version.   Copyright (C) 1998, 2001, 2002 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 <sys/poll.h>#include <sys/time.h>#include <hurd.h>#include <hurd/fd.h>/* Poll the file descriptors described by the NFDS structures starting at   FDS.  If TIMEOUT is nonzero and not -1, allow TIMEOUT milliseconds for   an event to occur; if TIMEOUT is -1, block until an event occurs.   Returns the number of file descriptors with events, zero if timed out,   or -1 for errors.  */int__poll (fds, nfds, timeout)     struct pollfd *fds;     nfds_t nfds;     int timeout;{  struct timespec ts, *to;  if (timeout < 0)    to = NULL;  else    {      ts.tv_sec = timeout / 1000;      ts.tv_nsec = (timeout % 1000) * 1000000;      to = &ts;    }  return _hurd_select (nfds, fds, NULL, NULL, NULL, to, NULL);}libc_hidden_def (__poll)weak_alias (__poll, poll)