/*  $Id: replace.h,v 1.1 2002/09/16 23:44:34 gerkey Exp $ * * replacement function prototypes */#ifndef _REPLACE_H#define _REPLACE_H#if HAVE_CONFIG_H  #include <config.h>#endif/* Compatibility definitions for System V `poll' interface.   Copyright (C) 1994,96,97,98,99,2000 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 Library General Public License as   published by the Free Software Foundation; either version 2 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   Library General Public License for more details.   You should have received a copy of the GNU Library General Public   License along with the GNU C Library; see the file COPYING.LIB.  If not,   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,   Boston, MA 02111-1307, USA.  */#ifdef __cplusplusextern "C" {#endif#if !HAVE_POLL/* Event types that can be polled for.  These bits may be set in `events'   to indicate the interesting event types; they will appear in `revents'   to indicate the status of the file descriptor.  */#define POLLIN          01              /* There is data to read.  */#define POLLPRI         02              /* There is urgent data to read.  */#define POLLOUT         04              /* Writing now will not block.  *//* Some aliases.  */#define POLLWRNORM      POLLOUT#define POLLRDNORM      POLLIN#define POLLRDBAND      POLLPRI/* Event types always implicitly polled for.  These bits need not be set in   `events', but they will appear in `revents' to indicate the status of   the file descriptor.  */#define POLLERR         010             /* Error condition.  */#define POLLHUP         020             /* Hung up.  */#define POLLNVAL        040             /* Invalid polling request.  *//* Canonical number of polling requests to read in at a time in poll.  */#define NPOLLFILE       30/* Data structure describing a polling request.  */struct pollfd  {    int fd;			/* File descriptor to poll.  */    short int events;		/* Types of events poller cares about.  */    short int revents;		/* Types of events that actually occurred.  */  };/* 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 (struct pollfd *fds, unsigned long int nfds, int timeout);#else#include <sys/poll.h>  /* for poll(2) */#endif // !HAVE_POLL#if !HAVE_DIRNAME  char * dirname (char *path);#else  #include <libgen.h> // for dirname(3)#endif // !HAVE_DIRNAME#ifdef __cplusplus}#endif#endif