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#ifndef __ARES_SETUP_H
#define __ARES_SETUP_H

/* Copyright (C) 2004 - 2005 by Daniel Stenberg et al
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation for any purpose and without fee is hereby granted, provided
 * that the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the name of M.I.T. not be used in advertising or
 * publicity pertaining to distribution of the software without specific,
 * written prior permission.  M.I.T. makes no representations about the
 * suitability of this software for any purpose.  It is provided "as is"
 * without express or implied warranty.
 */

#if !defined(WIN32) && defined(__WIN32__)
/* Borland fix */
#define WIN32
#endif

#if !defined(WIN32) && defined(_WIN32)
/* VS2005 on x64 fix */
#define WIN32
#endif

/*
 * Include configuration script results or hand-crafted
 * configuration file for platforms which lack config tool.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#else

#ifdef WIN32
#include "config-win32.h"
#endif

#endif /* HAVE_CONFIG_H */

/* 
 * Include header files for windows builds before redefining anything.
 * Use this preproessor block only to include or exclude windows.h, 
 * winsock2.h, ws2tcpip.h or winsock.h. Any other windows thing belongs 
 * to any other further and independant block.
 */

#ifdef HAVE_WINDOWS_H
#  ifndef WIN32_LEAN_AND_MEAN
#    define WIN32_LEAN_AND_MEAN
#  endif
#  include <windows.h>
#  ifdef HAVE_WINSOCK2_H
#    include <winsock2.h>
#    ifdef HAVE_WS2TCPIP_H
#       include <ws2tcpip.h>
#    endif
#  else
#    ifdef HAVE_WINSOCK_H
#      include <winsock.h>
#    endif
#  endif
#endif

/*
 * Work-arounds for systems without configure support 
 */

#ifndef HAVE_CONFIG_H

#if defined(__DJGPP__) || (defined(__WATCOMC__) && (__WATCOMC__ >= 1240))
#else
#define ssize_t int
#endif

#ifndef HAVE_WS2TCPIP_H
#define socklen_t int
#endif

#endif /* HAVE_CONFIG_H */

/* 
 * Recent autoconf versions define these symbols in config.h. We don't 
 * want them (since they collide with the libcurl ones when we build
 *  --enable-debug) so we undef them again here.
 */

#undef PACKAGE_STRING
#undef PACKAGE_TARNAME
#undef PACKAGE_VERSION
#undef PACKAGE_BUGREPORT
#undef PACKAGE_NAME
#undef VERSION
#undef PACKAGE

/* 
 * Typedef our socket type 
 */

#if defined(WIN32) && !defined(WATT32)
typedef SOCKET ares_socket_t;
#define ARES_SOCKET_BAD INVALID_SOCKET
#else
typedef int ares_socket_t;
#define ARES_SOCKET_BAD -1
#endif

/* 
 * Assume a few thing unless they're set by configure
 */

#if !defined(HAVE_SYS_TIME_H) && !defined(_MSC_VER)
#define HAVE_SYS_TIME_H
#endif

#if !defined(HAVE_UNISTD_H) && !defined(_MSC_VER)
#define HAVE_UNISTD_H 1
#endif

#if !defined(HAVE_SYS_UIO_H) && !defined(WIN32) && !defined(MSDOS)
#define HAVE_SYS_UIO_H
#endif

#if (defined(WIN32) || defined(WATT32)) && \
   !(defined(__MINGW32__) || defined(NETWARE) || defined(__DJGPP__))
/* protos for the functions we provide in windows_port.c */
int ares_strncasecmp(const char *s1, const char *s2, int n);
int ares_strcasecmp(const char *s1, const char *s2);

/* use this define magic to prevent us from adding symbol names to the library
   that is a high-risk to collide with another libraries' attempts to do the
   same */
#define strncasecmp(a,b,c) ares_strncasecmp(a,b,c)
#define strcasecmp(a,b) ares_strcasecmp(a,b)
#endif

/* IPv6 compatibility */
#if !defined(HAVE_AF_INET6)
#if defined(HAVE_PF_INET6)
#define AF_INET6 PF_INET6
#else
#define AF_INET6 AF_MAX+1
#endif
#endif

#endif /* __ARES_SETUP_H */