zconf.h.in 13.5 KB
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/* zconf.h -- configuration of the zlib compression library
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 * Copyright (C) 1995-2011 Jean-loup Gailly.
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 * For conditions of distribution and use, see copyright notice in zlib.h
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 */

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/* @(#) $Id$ */
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#ifndef ZCONF_H
#define ZCONF_H
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/*
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 * If you *really* need a unique prefix for all types and library functions,
 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
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 * Even better than compiling with -DZ_PREFIX would be to use configure to set
 * this permanently in zconf.h using "./configure --zprefix".
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 */
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#ifdef Z_PREFIX     /* may be set to #if 1 by ./configure */
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#  define Z_PREFIX_SET
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/* all linked symbols */
#  define _dist_code            z__dist_code
#  define _length_code          z__length_code
#  define _tr_align             z__tr_align
#  define _tr_flush_block       z__tr_flush_block
#  define _tr_init              z__tr_init
#  define _tr_stored_block      z__tr_stored_block
#  define _tr_tally             z__tr_tally
#  define adler32               z_adler32
#  define adler32_combine       z_adler32_combine
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#  define adler32_combine64     z_adler32_combine64
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#  define compress              z_compress
#  define compress2             z_compress2
#  define compressBound         z_compressBound
#  define crc32                 z_crc32
#  define crc32_combine         z_crc32_combine
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#  define crc32_combine64       z_crc32_combine64
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#  define deflate               z_deflate
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#  define deflateBound          z_deflateBound
#  define deflateCopy           z_deflateCopy
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#  define deflateEnd            z_deflateEnd
#  define deflateInit2_         z_deflateInit2_
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#  define deflateInit_          z_deflateInit_
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#  define deflateParams         z_deflateParams
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#  define deflatePending        z_deflatePending
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#  define deflatePrime          z_deflatePrime
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#  define deflateReset          z_deflateReset
#  define deflateSetDictionary  z_deflateSetDictionary
#  define deflateSetHeader      z_deflateSetHeader
#  define deflateTune           z_deflateTune
#  define deflate_copyright     z_deflate_copyright
#  define get_crc_table         z_get_crc_table
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#  define gz_error              z_gz_error
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#  define gz_intmax             z_gz_intmax
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#  define gz_strwinerror        z_gz_strwinerror
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#  define gzbuffer              z_gzbuffer
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#  define gzclearerr            z_gzclearerr
#  define gzclose               z_gzclose
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#  define gzclose_r             z_gzclose_r
#  define gzclose_w             z_gzclose_w
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#  define gzdirect              z_gzdirect
#  define gzdopen               z_gzdopen
#  define gzeof                 z_gzeof
#  define gzerror               z_gzerror
#  define gzflush               z_gzflush
#  define gzgetc                z_gzgetc
#  define gzgets                z_gzgets
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#  define gzoffset              z_gzoffset
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#  define gzoffset64            z_gzoffset64
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#  define gzopen                z_gzopen
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#  define gzopen64              z_gzopen64
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#  define gzprintf              z_gzprintf
#  define gzputc                z_gzputc
#  define gzputs                z_gzputs
#  define gzread                z_gzread
#  define gzrewind              z_gzrewind
#  define gzseek                z_gzseek
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#  define gzseek64              z_gzseek64
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#  define gzsetparams           z_gzsetparams
#  define gztell                z_gztell
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#  define gztell64              z_gztell64
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#  define gzungetc              z_gzungetc
#  define gzwrite               z_gzwrite
#  define inflate               z_inflate
#  define inflateBack           z_inflateBack
#  define inflateBackEnd        z_inflateBackEnd
#  define inflateBackInit_      z_inflateBackInit_
#  define inflateCopy           z_inflateCopy
#  define inflateEnd            z_inflateEnd
#  define inflateGetHeader      z_inflateGetHeader
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#  define inflateInit2_         z_inflateInit2_
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#  define inflateInit_          z_inflateInit_
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#  define inflateMark           z_inflateMark
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#  define inflatePrime          z_inflatePrime
#  define inflateReset          z_inflateReset
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#  define inflateReset2         z_inflateReset2
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#  define inflateSetDictionary  z_inflateSetDictionary
#  define inflateSync           z_inflateSync
#  define inflateSyncPoint      z_inflateSyncPoint
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#  define inflateUndermine      z_inflateUndermine
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#  define inflate_copyright     z_inflate_copyright
#  define inflate_fast          z_inflate_fast
#  define inflate_table         z_inflate_table
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#  define uncompress            z_uncompress
#  define zError                z_zError
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#  define zcalloc               z_zcalloc
#  define zcfree                z_zcfree
#  define zlibCompileFlags      z_zlibCompileFlags
#  define zlibVersion           z_zlibVersion
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/* all zlib typedefs in zlib.h and zconf.h */
#  define Byte                  z_Byte
#  define Bytef                 z_Bytef
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#  define alloc_func            z_alloc_func
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#  define charf                 z_charf
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#  define free_func             z_free_func
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#  define gzFile                z_gzFile
#  define gz_header             z_gz_header
#  define gz_headerp            z_gz_headerp
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#  define in_func               z_in_func
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#  define intf                  z_intf
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#  define out_func              z_out_func
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#  define uInt                  z_uInt
#  define uIntf                 z_uIntf
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#  define uLong                 z_uLong
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#  define uLongf                z_uLongf
#  define voidp                 z_voidp
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#  define voidpc                z_voidpc
#  define voidpf                z_voidpf

/* all zlib structs in zlib.h and zconf.h */
#  define gz_header_s           z_gz_header_s
#  define internal_state        z_internal_state

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#endif
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#if defined(__MSDOS__) && !defined(MSDOS)
#  define MSDOS
#endif
#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
#  define OS2
#endif
#if defined(_WINDOWS) && !defined(WINDOWS)
#  define WINDOWS
#endif
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#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
#  ifndef WIN32
#    define WIN32
#  endif
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#endif
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#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
#  if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
#    ifndef SYS16BIT
#      define SYS16BIT
#    endif
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#  endif
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#endif
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/*
 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
 * than 64k bytes at a time (needed on systems with 16-bit int).
 */
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#ifdef SYS16BIT
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#  define MAXSEG_64K
#endif
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#ifdef MSDOS
#  define UNALIGNED_OK
#endif

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#ifdef __STDC_VERSION__
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#  ifndef STDC
#    define STDC
#  endif
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#  if __STDC_VERSION__ >= 199901L
#    ifndef STDC99
#      define STDC99
#    endif
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#  endif
#endif
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#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
#  define STDC
#endif
#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
#  define STDC
#endif
#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
#  define STDC
#endif
#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
#  define STDC
#endif
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#if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
#  define STDC
#endif

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#ifndef STDC
#  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
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#    define const       /* note: need a more gentle solution here */
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#  endif
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#endif

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/* Some Mac compilers merge all .h files incorrectly: */
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#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
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#  define NO_DUMMY_DECL
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#endif
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/* Maximum value for memLevel in deflateInit2 */
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#ifndef MAX_MEM_LEVEL
#  ifdef MAXSEG_64K
#    define MAX_MEM_LEVEL 8
#  else
#    define MAX_MEM_LEVEL 9
#  endif
#endif

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/* Maximum value for windowBits in deflateInit2 and inflateInit2.
 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
 * created by gzip. (Files created by minigzip can still be extracted by
 * gzip.)
 */
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#ifndef MAX_WBITS
#  define MAX_WBITS   15 /* 32K LZ77 window */
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#endif

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/* The memory requirements for deflate are (in bytes):
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            (1 << (windowBits+2)) +  (1 << (memLevel+9))
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 that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
 plus a few kilobytes for small objects. For example, if you want to reduce
 the default memory requirements from 256K to 128K, compile with
     make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
 Of course this will generally degrade compression (there's no free lunch).

   The memory requirements for inflate are (in bytes) 1 << windowBits
 that is, 32K for windowBits=15 (default value) plus a few kilobytes
 for small objects.
*/

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                        /* Type declarations */
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#ifndef OF /* function prototypes */
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#  ifdef STDC
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#    define OF(args)  args
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#  else
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#    define OF(args)  ()
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#  endif
#endif

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#ifndef ON /* function prototypes for stdarg */
#  if defined(STDC) || defined(Z_HAVE_STDARG_H)
#    define ON(args)  args
#  else
#    define ON(args)  ()
#  endif
#endif

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/* The following definitions for FAR are needed only for MSDOS mixed
 * model programming (small or medium model with some far allocations).
 * This was tested only with MSC; for other MSDOS compilers you may have
 * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
 * just define FAR to be empty.
 */
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#ifdef SYS16BIT
#  if defined(M_I86SM) || defined(M_I86MM)
     /* MSC small or medium model */
#    define SMALL_MEDIUM
#    ifdef _MSC_VER
#      define FAR _far
#    else
#      define FAR far
#    endif
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#  endif
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#  if (defined(__SMALL__) || defined(__MEDIUM__))
     /* Turbo C small or medium model */
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#    define SMALL_MEDIUM
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#    ifdef __BORLANDC__
#      define FAR _far
#    else
#      define FAR far
#    endif
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#  endif
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#endif
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#if defined(WINDOWS) || defined(WIN32)
   /* If building or using zlib as a DLL, define ZLIB_DLL.
    * This is not mandatory, but it offers a little performance increase.
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    */
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#  ifdef ZLIB_DLL
#    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
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#      ifdef ZLIB_INTERNAL
#        define ZEXTERN extern __declspec(dllexport)
#      else
#        define ZEXTERN extern __declspec(dllimport)
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#      endif
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#    endif
#  endif  /* ZLIB_DLL */
   /* If building or using zlib with the WINAPI/WINAPIV calling convention,
    * define ZLIB_WINAPI.
    * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
    */
#  ifdef ZLIB_WINAPI
#    ifdef FAR
#      undef FAR
#    endif
#    include <windows.h>
     /* No need for _export, use ZLIB.DEF instead. */
     /* For complete Windows compatibility, use WINAPI, not __stdcall. */
#    define ZEXPORT WINAPI
#    ifdef WIN32
#      define ZEXPORTVA WINAPIV
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#    else
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#      define ZEXPORTVA FAR CDECL
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#    endif
#  endif
#endif

#if defined (__BEOS__)
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#  ifdef ZLIB_DLL
#    ifdef ZLIB_INTERNAL
#      define ZEXPORT   __declspec(dllexport)
#      define ZEXPORTVA __declspec(dllexport)
#    else
#      define ZEXPORT   __declspec(dllimport)
#      define ZEXPORTVA __declspec(dllimport)
#    endif
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#  endif
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#endif

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#ifndef ZEXTERN
#  define ZEXTERN extern
#endif
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#ifndef ZEXPORT
#  define ZEXPORT
#endif
#ifndef ZEXPORTVA
#  define ZEXPORTVA
#endif
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#ifndef FAR
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#  define FAR
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#endif
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#if !defined(__MACTYPES__)
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typedef unsigned char  Byte;  /* 8 bits */
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#endif
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typedef unsigned int   uInt;  /* 16 bits or more */
typedef unsigned long  uLong; /* 32 bits or more */

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#ifdef SMALL_MEDIUM
   /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
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#  define Bytef Byte FAR
#else
   typedef Byte  FAR Bytef;
#endif
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typedef char  FAR charf;
typedef int   FAR intf;
typedef uInt  FAR uIntf;
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typedef uLong FAR uLongf;

#ifdef STDC
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   typedef void const *voidpc;
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   typedef void FAR   *voidpf;
   typedef void       *voidp;
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#else
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   typedef Byte const *voidpc;
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   typedef Byte FAR   *voidpf;
   typedef Byte       *voidp;
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#endif

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#ifdef HAVE_UNISTD_H    /* may be set to #if 1 by ./configure */
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#  define Z_HAVE_UNISTD_H
#endif

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#ifdef HAVE_STDARG_H    /* may be set to #if 1 by ./configure */
#  define Z_HAVE_STDARG_H
#endif

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#ifdef STDC
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#  include <sys/types.h>    /* for off_t */
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#endif

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/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
 * though the former does not conform to the LFS document), but considering
 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
 * equivalently requesting no 64-bit operations
 */
#if -_LARGEFILE64_SOURCE - -1 == 1
#  undef _LARGEFILE64_SOURCE
#endif

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#if defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0
#  define Z_LARGE
#endif

#if defined(Z_HAVE_UNISTD_H) || defined(Z_LARGE)
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#  include <unistd.h>       /* for SEEK_* and off_t */
#  ifdef VMS
#    include <unixio.h>     /* for off_t */
#  endif
#  ifndef z_off_t
#    define z_off_t off_t
#  endif
#endif
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#ifndef SEEK_SET
#  define SEEK_SET        0       /* Seek from beginning of file.  */
#  define SEEK_CUR        1       /* Seek from current position.  */
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#  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
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#endif
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#ifndef z_off_t
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#  define z_off_t long
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#endif
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#if defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0
#  define z_off64_t off64_t
#else
#  define z_off64_t z_off_t
#endif

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#if defined(__OS400__)
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#  define NO_vsnprintf
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#endif
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#if defined(__MVS__)
#  define NO_vsnprintf
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#endif

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/* MVS linker does not support external names larger than 8 bytes */
#if defined(__MVS__)
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  #pragma map(deflateInit_,"DEIN")
  #pragma map(deflateInit2_,"DEIN2")
  #pragma map(deflateEnd,"DEEND")
  #pragma map(deflateBound,"DEBND")
  #pragma map(inflateInit_,"ININ")
  #pragma map(inflateInit2_,"ININ2")
  #pragma map(inflateEnd,"INEND")
  #pragma map(inflateSync,"INSY")
  #pragma map(inflateSetDictionary,"INSEDI")
  #pragma map(compressBound,"CMBND")
  #pragma map(inflate_table,"INTABL")
  #pragma map(inflate_fast,"INFA")
  #pragma map(inflate_copyright,"INCOPY")
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#endif

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#endif /* ZCONF_H */