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+#ifndef HEADER_CURL_SETUP_H
+#define HEADER_CURL_SETUP_H
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+
+/*
+ * Define WIN32 when build target is Win32 API
+ */
+
+#if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32) && \
+ !defined(__SYMBIAN32__)
+#define WIN32
+#endif
+
+/*
+ * Include configuration script results or hand-crafted
+ * configuration file for platforms which lack config tool.
+ */
+
+#ifdef HAVE_CONFIG_H
+
+#include "curl_config.h"
+
+#else /* HAVE_CONFIG_H */
+
+#ifdef _WIN32_WCE
+# include "config-win32ce.h"
+#else
+# ifdef WIN32
+# include "config-win32.h"
+# endif
+#endif
+
+#if defined(macintosh) && defined(__MRC__)
+# include "config-mac.h"
+#endif
+
+#ifdef __riscos__
+# include "config-riscos.h"
+#endif
+
+#ifdef __AMIGA__
+# include "config-amigaos.h"
+#endif
+
+#ifdef __SYMBIAN32__
+# include "config-symbian.h"
+#endif
+
+#ifdef __OS400__
+# include "config-os400.h"
+#endif
+
+#ifdef TPF
+# include "config-tpf.h"
+#endif
+
+#ifdef __VXWORKS__
+# include "config-vxworks.h"
+#endif
+
+#endif /* HAVE_CONFIG_H */
+
+/* ================================================================ */
+/* Definition of preprocessor macros/symbols which modify compiler */
+/* behavior or generated code characteristics must be done here, */
+/* as appropriate, before any system header file is included. It is */
+/* also possible to have them defined in the config file included */
+/* before this point. As a result of all this we frown inclusion of */
+/* system header files in our config files, avoid this at any cost. */
+/* ================================================================ */
+
+/*
+ * AIX 4.3 and newer needs _THREAD_SAFE defined to build
+ * proper reentrant code. Others may also need it.
+ */
+
+#ifdef NEED_THREAD_SAFE
+# ifndef _THREAD_SAFE
+# define _THREAD_SAFE
+# endif
+#endif
+
+/*
+ * Tru64 needs _REENTRANT set for a few function prototypes and
+ * things to appear in the system header files. Unixware needs it
+ * to build proper reentrant code. Others may also need it.
+ */
+
+#ifdef NEED_REENTRANT
+# ifndef _REENTRANT
+# define _REENTRANT
+# endif
+#endif
+
+/* ================================================================ */
+/* If you need to include a system header file for your platform, */
+/* please, do it beyond the point further indicated in this file. */
+/* ================================================================ */
+
+/*
+ * libcurl's external interface definitions are also used internally,
+ * and might also include required system header files to define them.
+ */
+
+#include <curl/curlbuild.h>
+
+/*
+ * Compile time sanity checks must also be done when building the library.
+ */
+
+#include <curl/curlrules.h>
+
+/*
+ * Ensure that no one is using the old SIZEOF_CURL_OFF_T macro
+ */
+
+#ifdef SIZEOF_CURL_OFF_T
+# error "SIZEOF_CURL_OFF_T shall not be defined!"
+ Error Compilation_aborted_SIZEOF_CURL_OFF_T_shall_not_be_defined
+#endif
+
+/*
+ * Set up internal curl_off_t formatting string directives for
+ * exclusive use with libcurl's internal *printf functions.
+ */
+
+#ifdef FORMAT_OFF_T
+# error "FORMAT_OFF_T shall not be defined before this point!"
+ Error Compilation_aborted_FORMAT_OFF_T_already_defined
+#endif
+
+#ifdef FORMAT_OFF_TU
+# error "FORMAT_OFF_TU shall not be defined before this point!"
+ Error Compilation_aborted_FORMAT_OFF_TU_already_defined
+#endif
+
+#if (CURL_SIZEOF_CURL_OFF_T > CURL_SIZEOF_LONG)
+# define FORMAT_OFF_T "lld"
+# define FORMAT_OFF_TU "llu"
+#else
+# define FORMAT_OFF_T "ld"
+# define FORMAT_OFF_TU "lu"
+#endif
+
+/*
+ * Disable other protocols when http is the only one desired.
+ */
+
+#ifdef HTTP_ONLY
+# ifndef CURL_DISABLE_TFTP
+# define CURL_DISABLE_TFTP
+# endif
+# ifndef CURL_DISABLE_FTP
+# define CURL_DISABLE_FTP
+# endif
+# ifndef CURL_DISABLE_LDAP
+# define CURL_DISABLE_LDAP
+# endif
+# ifndef CURL_DISABLE_TELNET
+# define CURL_DISABLE_TELNET
+# endif
+# ifndef CURL_DISABLE_DICT
+# define CURL_DISABLE_DICT
+# endif
+# ifndef CURL_DISABLE_FILE
+# define CURL_DISABLE_FILE
+# endif
+# ifndef CURL_DISABLE_RTSP
+# define CURL_DISABLE_RTSP
+# endif
+# ifndef CURL_DISABLE_POP3
+# define CURL_DISABLE_POP3
+# endif
+# ifndef CURL_DISABLE_IMAP
+# define CURL_DISABLE_IMAP
+# endif
+# ifndef CURL_DISABLE_SMTP
+# define CURL_DISABLE_SMTP
+# endif
+# ifndef CURL_DISABLE_RTSP
+# define CURL_DISABLE_RTSP
+# endif
+# ifndef CURL_DISABLE_RTMP
+# define CURL_DISABLE_RTMP
+# endif
+# ifndef CURL_DISABLE_GOPHER
+# define CURL_DISABLE_GOPHER
+# endif
+#endif
+
+/*
+ * When http is disabled rtsp is not supported.
+ */
+
+#if defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_RTSP)
+# define CURL_DISABLE_RTSP
+#endif
+
+/* ================================================================ */
+/* No system header file shall be included in this file before this */
+/* point. The only allowed ones are those included from curlbuild.h */
+/* ================================================================ */
+
+/*
+ * OS/400 setup file includes some system headers.
+ */
+
+#ifdef __OS400__
+# include "setup-os400.h"
+#endif
+
+/*
+ * Include header files for windows builds before redefining anything.
+ * Use this preprocessor 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 independent block. Under Cygwin things work
+ * just as under linux (e.g. <sys/socket.h>) and the winsock headers should
+ * never be included when __CYGWIN__ is defined. configure script takes
+ * care of this, not defining HAVE_WINDOWS_H, HAVE_WINSOCK_H, HAVE_WINSOCK2_H,
+ * neither HAVE_WS2TCPIP_H when __CYGWIN__ is defined.
+ */
+
+#ifdef HAVE_WINDOWS_H
+# if defined(UNICODE) && !defined(_UNICODE)
+# define _UNICODE
+# endif
+# if defined(_UNICODE) && !defined(UNICODE)
+# define UNICODE
+# endif
+# 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
+# include <tchar.h>
+#endif
+
+/*
+ * Define USE_WINSOCK to 2 if we have and use WINSOCK2 API, else
+ * define USE_WINSOCK to 1 if we have and use WINSOCK API, else
+ * undefine USE_WINSOCK.
+ */
+
+#undef USE_WINSOCK
+
+#ifdef HAVE_WINSOCK2_H
+# define USE_WINSOCK 2
+#else
+# ifdef HAVE_WINSOCK_H
+# define USE_WINSOCK 1
+# endif
+#endif
+
+#ifdef USE_LWIPSOCK
+# include <lwip/init.h>
+# include <lwip/sockets.h>
+# include <lwip/netdb.h>
+#endif
+
+#ifdef HAVE_EXTRA_STRICMP_H
+# include <extra/stricmp.h>
+#endif
+
+#ifdef HAVE_EXTRA_STRDUP_H
+# include <extra/strdup.h>
+#endif
+
+#ifdef TPF
+# include <strings.h> /* for bzero, strcasecmp, and strncasecmp */
+# include <string.h> /* for strcpy and strlen */
+# include <stdlib.h> /* for rand and srand */
+# include <sys/socket.h> /* for select and ioctl*/
+# include <netdb.h> /* for in_addr_t definition */
+# include <tpf/sysapi.h> /* for tpf_process_signals */
+ /* change which select is used for libcurl */
+# define select(a,b,c,d,e) tpf_select_libcurl(a,b,c,d,e)
+#endif
+
+#ifdef __VXWORKS__
+# include <sockLib.h> /* for generic BSD socket functions */
+# include <ioLib.h> /* for basic I/O interface functions */
+#endif
+
+#ifdef __AMIGA__
+# ifndef __ixemul__
+# include <exec/types.h>
+# include <exec/execbase.h>
+# include <proto/exec.h>
+# include <proto/dos.h>
+# define select(a,b,c,d,e) WaitSelect(a,b,c,d,e,0)
+# endif
+#endif
+
+#include <stdio.h>
+#ifdef HAVE_ASSERT_H
+#include <assert.h>
+#endif
+
+#ifdef __TANDEM /* for nsr-tandem-nsk systems */
+#include <floss.h>
+#endif
+
+#ifndef STDC_HEADERS /* no standard C headers! */
+#include <curl/stdcheaders.h>
+#endif
+
+#ifdef __POCC__
+# include <sys/types.h>
+# include <unistd.h>
+# define sys_nerr EILSEQ
+#endif
+
+/*
+ * Salford-C kludge section (mostly borrowed from wxWidgets).
+ */
+#ifdef __SALFORDC__
+ #pragma suppress 353 /* Possible nested comments */
+ #pragma suppress 593 /* Define not used */
+ #pragma suppress 61 /* enum has no name */
+ #pragma suppress 106 /* unnamed, unused parameter */
+ #include <clib.h>
+#endif
+
+/*
+ * Large file (>2Gb) support using WIN32 functions.
+ */
+
+#ifdef USE_WIN32_LARGE_FILES
+# include <io.h>
+# include <sys/types.h>
+# include <sys/stat.h>
+# undef lseek
+# define lseek(fdes,offset,whence) _lseeki64(fdes, offset, whence)
+# define fstat(fdes,stp) _fstati64(fdes, stp)
+# define stat(fname,stp) _stati64(fname, stp)
+# define struct_stat struct _stati64
+# define LSEEK_ERROR (__int64)-1
+#endif
+
+/*
+ * Small file (<2Gb) support using WIN32 functions.
+ */
+
+#ifdef USE_WIN32_SMALL_FILES
+# include <io.h>
+# include <sys/types.h>
+# include <sys/stat.h>
+# ifndef _WIN32_WCE
+# undef lseek
+# define lseek(fdes,offset,whence) _lseek(fdes, (long)offset, whence)
+# define fstat(fdes,stp) _fstat(fdes, stp)
+# define stat(fname,stp) _stat(fname, stp)
+# define struct_stat struct _stat
+# endif
+# define LSEEK_ERROR (long)-1
+#endif
+
+#ifndef struct_stat
+# define struct_stat struct stat
+#endif
+
+#ifndef LSEEK_ERROR
+# define LSEEK_ERROR (off_t)-1
+#endif
+
+/*
+ * Default sizeof(off_t) in case it hasn't been defined in config file.
+ */
+
+#ifndef SIZEOF_OFF_T
+# if defined(__VMS) && !defined(__VAX)
+# if defined(_LARGEFILE)
+# define SIZEOF_OFF_T 8
+# endif
+# elif defined(__OS400__) && defined(__ILEC400__)
+# if defined(_LARGE_FILES)
+# define SIZEOF_OFF_T 8
+# endif
+# elif defined(__MVS__) && defined(__IBMC__)
+# if defined(_LP64) || defined(_LARGE_FILES)
+# define SIZEOF_OFF_T 8
+# endif
+# elif defined(__370__) && defined(__IBMC__)
+# if defined(_LP64) || defined(_LARGE_FILES)
+# define SIZEOF_OFF_T 8
+# endif
+# endif
+# ifndef SIZEOF_OFF_T
+# define SIZEOF_OFF_T 4
+# endif
+#endif
+
+/*
+ * Arg 2 type for gethostname in case it hasn't been defined in config file.
+ */
+
+#ifndef GETHOSTNAME_TYPE_ARG2
+# ifdef USE_WINSOCK
+# define GETHOSTNAME_TYPE_ARG2 int
+# else
+# define GETHOSTNAME_TYPE_ARG2 size_t
+# endif
+#endif
+
+/* Below we define some functions. They should
+
+ 4. set the SIGALRM signal timeout
+ 5. set dir/file naming defines
+ */
+
+#ifdef WIN32
+
+# define DIR_CHAR "\\"
+# define DOT_CHAR "_"
+
+#else /* WIN32 */
+
+# ifdef MSDOS /* Watt-32 */
+
+# include <sys/ioctl.h>
+# define select(n,r,w,x,t) select_s(n,r,w,x,t)
+# define ioctl(x,y,z) ioctlsocket(x,y,(char *)(z))
+# include <tcp.h>
+# ifdef word
+# undef word
+# endif
+# ifdef byte
+# undef byte
+# endif
+
+# endif /* MSDOS */
+
+# ifdef __minix
+ /* Minix 3 versions up to at least 3.1.3 are missing these prototypes */
+ extern char * strtok_r(char *s, const char *delim, char **last);
+ extern struct tm * gmtime_r(const time_t * const timep, struct tm *tmp);
+# endif
+
+# define DIR_CHAR "/"
+# ifndef DOT_CHAR
+# define DOT_CHAR "."
+# endif
+
+# ifdef MSDOS
+# undef DOT_CHAR
+# define DOT_CHAR "_"
+# endif
+
+# ifndef fileno /* sunos 4 have this as a macro! */
+ int fileno( FILE *stream);
+# endif
+
+#endif /* WIN32 */
+
+/*
+ * msvc 6.0 requires PSDK in order to have INET6_ADDRSTRLEN
+ * defined in ws2tcpip.h as well as to provide IPv6 support.
+ */
+
+#if defined(_MSC_VER) && !defined(__POCC__)
+# if !defined(HAVE_WS2TCPIP_H) || \
+ ((_MSC_VER < 1300) && !defined(INET6_ADDRSTRLEN))
+# undef HAVE_GETADDRINFO_THREADSAFE
+# undef HAVE_FREEADDRINFO
+# undef HAVE_GETADDRINFO
+# undef HAVE_GETNAMEINFO
+# undef ENABLE_IPV6
+# endif
+#endif
+
+/* ---------------------------------------------------------------- */
+/* resolver specialty compile-time defines */
+/* CURLRES_* defines to use in the host*.c sources */
+/* ---------------------------------------------------------------- */
+
+/*
+ * lcc-win32 doesn't have _beginthreadex(), lacks threads support.
+ */
+
+#if defined(__LCC__) && defined(WIN32)
+# undef USE_THREADS_POSIX
+# undef USE_THREADS_WIN32
+#endif
+
+/*
+ * MSVC threads support requires a multi-threaded runtime library.
+ * _beginthreadex() is not available in single-threaded ones.
+ */
+
+#if defined(_MSC_VER) && !defined(__POCC__) && !defined(_MT)
+# undef USE_THREADS_POSIX
+# undef USE_THREADS_WIN32
+#endif
+
+/*
+ * Mutually exclusive CURLRES_* definitions.
+ */
+
+#ifdef USE_ARES
+# define CURLRES_ASYNCH
+# define CURLRES_ARES
+/* now undef the stock libc functions just to avoid them being used */
+# undef HAVE_GETADDRINFO
+# undef HAVE_GETHOSTBYNAME
+#elif defined(USE_THREADS_POSIX) || defined(USE_THREADS_WIN32)
+# define CURLRES_ASYNCH
+# define CURLRES_THREADED
+#else
+# define CURLRES_SYNCH
+#endif
+
+#ifdef ENABLE_IPV6
+# define CURLRES_IPV6
+#else
+# define CURLRES_IPV4
+#endif
+
+/* ---------------------------------------------------------------- */
+
+/*
+ * When using WINSOCK, TELNET protocol requires WINSOCK2 API.
+ */
+
+#if defined(USE_WINSOCK) && (USE_WINSOCK != 2)
+# define CURL_DISABLE_TELNET 1
+#endif
+
+/*
+ * msvc 6.0 does not have struct sockaddr_storage and
+ * does not define IPPROTO_ESP in winsock2.h. But both
+ * are available if PSDK is properly installed.
+ */
+
+#if defined(_MSC_VER) && !defined(__POCC__)
+# if !defined(HAVE_WINSOCK2_H) || ((_MSC_VER < 1300) && !defined(IPPROTO_ESP))
+# undef HAVE_STRUCT_SOCKADDR_STORAGE
+# endif
+#endif
+
+/*
+ * Intentionally fail to build when using msvc 6.0 without PSDK installed.
+ * The brave of heart can circumvent this, defining ALLOW_MSVC6_WITHOUT_PSDK
+ * in lib/config-win32.h although absolutely discouraged and unsupported.
+ */
+
+#if defined(_MSC_VER) && !defined(__POCC__)
+# if !defined(HAVE_WINDOWS_H) || ((_MSC_VER < 1300) && !defined(_FILETIME_))
+# if !defined(ALLOW_MSVC6_WITHOUT_PSDK)
+# error MSVC 6.0 requires "February 2003 Platform SDK" a.k.a. \
+ "Windows Server 2003 PSDK"
+# else
+# define CURL_DISABLE_LDAP 1
+# endif
+# endif
+#endif
+
+#ifdef NETWARE
+int netware_init(void);
+#ifndef __NOVELL_LIBC__
+#include <sys/bsdskt.h>
+#include <sys/timeval.h>
+#endif
+#endif
+
+#if defined(HAVE_LIBIDN) && defined(HAVE_TLD_H)
+/* The lib was present and the tld.h header (which is missing in libidn 0.3.X
+ but we only work with libidn 0.4.1 or later) */
+#define USE_LIBIDN
+#endif
+
+#ifndef SIZEOF_TIME_T
+/* assume default size of time_t to be 32 bit */
+#define SIZEOF_TIME_T 4
+#endif
+
+#define LIBIDN_REQUIRED_VERSION "0.4.1"
+
+#if defined(USE_GNUTLS) || defined(USE_SSLEAY) || defined(USE_NSS) || \
+ defined(USE_QSOSSL) || defined(USE_POLARSSL) || defined(USE_AXTLS) || \
+ defined(USE_CYASSL) || defined(USE_SCHANNEL) || \
+ defined(USE_DARWINSSL)
+#define USE_SSL /* SSL support has been enabled */
+#endif
+
+#if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
+#define USE_HTTP_NEGOTIATE
+#endif
+
+/* Single point where USE_NTLM definition might be done */
+#if !defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_NTLM)
+#if defined(USE_SSLEAY) || defined(USE_WINDOWS_SSPI) || \
+ defined(USE_GNUTLS) || defined(USE_NSS) || defined(USE_DARWINSSL)
+#define USE_NTLM
+#endif
+#endif
+
+/* non-configure builds may define CURL_WANTS_CA_BUNDLE_ENV */
+#if defined(CURL_WANTS_CA_BUNDLE_ENV) && !defined(CURL_CA_BUNDLE)
+#define CURL_CA_BUNDLE getenv("CURL_CA_BUNDLE")
+#endif
+
+/*
+ * Provide a mechanism to silence picky compilers, such as gcc 4.6+.
+ * Parameters should of course normally not be unused, but for example when
+ * we have multiple implementations of the same interface it may happen.
+ */
+
+#if defined(__GNUC__) && ((__GNUC__ >= 3) || \
+ ((__GNUC__ == 2) && defined(__GNUC_MINOR__) && (__GNUC_MINOR__ >= 7)))
+# define UNUSED_PARAM __attribute__((__unused__))
+#else
+# define UNUSED_PARAM /*NOTHING*/
+#endif
+
+/*
+ * Include macros and defines that should only be processed once.
+ */
+
+#ifndef __SETUP_ONCE_H
+#include "setup_once.h"
+#endif
+
+/*
+ * Definition of our NOP statement Object-like macro
+ */
+
+#ifndef Curl_nop_stmt
+# define Curl_nop_stmt do { } WHILE_FALSE
+#endif
+
+/*
+ * Ensure that Winsock and lwIP TCP/IP stacks are not mixed.
+ */
+
+#if defined(__LWIP_OPT_H__)
+# if defined(SOCKET) || \
+ defined(USE_WINSOCK) || \
+ defined(HAVE_WINSOCK_H) || \
+ defined(HAVE_WINSOCK2_H) || \
+ defined(HAVE_WS2TCPIP_H)
+# error "Winsock and lwIP TCP/IP stack definitions shall not coexist!"
+# endif
+#endif
+
+/*
+ * Portable symbolic names for Winsock shutdown() mode flags.
+ */
+
+#ifdef USE_WINSOCK
+# define SHUT_RD 0x00
+# define SHUT_WR 0x01
+# define SHUT_RDWR 0x02
+#endif
+
+/* Define S_ISREG if not defined by system headers, f.e. MSVC */
+#if !defined(S_ISREG) && defined(S_IFMT) && defined(S_IFREG)
+#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
+#endif
+
+#endif /* HEADER_CURL_SETUP_H */
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