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/* zconf.h -- configuration of the zlib compression library
 * Copyright (C) 1995-2005 Jean-loup Gailly.
 * For conditions of distribution and use, see copyright notice in zlib.h
 */

/* @(#) $Id$ */

#ifndef ZCONF_H
#define ZCONF_H

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

/* R change */
#ifndef WIN32
#define Z_PREFIX
#endif
/*
 * 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.
 */
#ifdef Z_PREFIX
#  define deflateInit_          Rz_deflateInit_
#  define deflate               Rz_deflate
#  define deflateEnd            Rz_deflateEnd
#  define inflateInit_          Rz_inflateInit_
#  define inflate               Rz_inflate
#  define inflateEnd            Rz_inflateEnd
#  define deflateInit2_         Rz_deflateInit2_
#  define deflateSetDictionary  Rz_deflateSetDictionary
#  define deflateCopy           Rz_deflateCopy
#  define deflateReset          Rz_deflateReset
#  define deflateParams         Rz_deflateParams
#  define deflateBound          Rz_deflateBound
#  define deflatePrime          Rz_deflatePrime
#  define inflateInit2_         Rz_inflateInit2_
#  define inflateSetDictionary  Rz_inflateSetDictionary
#  define inflateSync           Rz_inflateSync
#  define inflateSyncPoint      Rz_inflateSyncPoint
#  define inflateCopy           Rz_inflateCopy
#  define inflateReset          Rz_inflateReset
#  define inflateBack           Rz_inflateBack
#  define inflateBackEnd        Rz_inflateBackEnd
#  define compress              Rz_compress
#  define compress2             Rz_compress2
#  define compressBound         Rz_compressBound
#  define uncompress            Rz_uncompress
#  define adler32               Rz_adler32
#  define crc32                 Rz_crc32
#  define get_crc_table         Rz_get_crc_table
#  define zError                Rz_zError

#  define alloc_func            Rz_alloc_func
#  define free_func             Rz_free_func
#  define in_func               Rz_in_func
#  define out_func              Rz_out_func
#  define Byte                  Rz_Byte
#  define uInt                  Rz_uInt
#  define uLong                 Rz_uLong
#  define Bytef                 Rz_Bytef
#  define charf                 Rz_charf
#  define intf                  Rz_intf
#  define uIntf                 Rz_uIntf
#  define uLongf                Rz_uLongf
#  define voidpf                Rz_voidpf
#  define voidp                 Rz_voidp

# define adler32_combine        Rz_adler32_combine
# define crc32_combine      Rz_crc32_combine
# define deflateSetHeader       Rz_deflateSetHeader
# define deflateTune        Rz_deflateTune
# define gzclearerr     Rz_gzclearerr
# define gzclose        Rz_gzclose
# define gzdirect       Rz_gzdirect
# define gzdopen        Rz_gzdopen
# define gzeof          Rz_gzeof
# define gzerror        Rz_gzerror
# define gzflush        Rz_gzflush
# define gzgetc         Rz_gzgetc
# define gzgets         Rz_gzgets
# define gzopen         Rz_gzopen
# define gzputc         Rz_gzputc
# define gzputs         Rz_gzputs
# define gzread         Rz_gzread
# define gzrewind       Rz_gzrewind
# define gzseek         Rz_gzseek
# define gzsetparams        Rz_gzsetparams
# define gztell         Rz_gztell
# define gzungetc       Rz_gzungetc
# define gzwrite        Rz_gzwrite
# define inflateBackInit_       Rz_inflateBackInit_
# define inflate_fast       Rz_inflate_fast
# define inflateGetHeader       Rz_inflateGetHeader
# define inflatePrime       Rz_inflatePrime
# define inflate_table      Rz_inflate_table
# define _tr_align      Rz__tr_align
# define _tr_flush_block        Rz__tr_flush_block
# define _tr_init       Rz__tr_init
# define _tr_stored_block       Rz__tr_stored_block
# define _tr_tally      Rz__tr_tally
# define zcalloc        Rz_zcalloc
# define zcfree         Rz_zcfree
# define zlibCompileFlags       Rz_zlibCompileFlags
# define zlibVersion        Rz_zlibVersion
# define _dist_code     Rz_dist_code
# define _length_code       Rz_length_code
# define z_errmsg       Rz_errmsg
# define deflate_copyright  Rz_deflate_copyright 
# define inflate_copyright  Rz_inflate_copyright 
#endif

#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
#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
#  ifndef WIN32
#    define WIN32
#  endif
#endif
#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
#  if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
#    ifndef SYS16BIT
#      define SYS16BIT
#    endif
#  endif
#endif

/*
 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
 * than 64k bytes at a time (needed on systems with 16-bit int).
 */
#ifdef SYS16BIT
#  define MAXSEG_64K
#endif
#ifdef MSDOS
#  define UNALIGNED_OK
#endif

#ifdef __STDC_VERSION__
#  ifndef STDC
#    define STDC
#  endif
#  if __STDC_VERSION__ >= 199901L
#    ifndef STDC99
#      define STDC99
#    endif
#  endif
#endif
#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

#if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
#  define STDC
#endif

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

/* Some Mac compilers merge all .h files incorrectly: */
#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
#  define NO_DUMMY_DECL
#endif

/* Maximum value for memLevel in deflateInit2 */
#ifndef MAX_MEM_LEVEL
#  ifdef MAXSEG_64K
#    define MAX_MEM_LEVEL 8
#  else
#    define MAX_MEM_LEVEL 9
#  endif
#endif

/* 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.)
 */
#ifndef MAX_WBITS
#  define MAX_WBITS   15 /* 32K LZ77 window */
#endif

/* The memory requirements for deflate are (in bytes):
            (1 << (windowBits+2)) +  (1 << (memLevel+9))
 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.
*/

                        /* Type declarations */

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

/* 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.
 */
#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
#  endif
#  if (defined(__SMALL__) || defined(__MEDIUM__))
     /* Turbo C small or medium model */
#    define SMALL_MEDIUM
#    ifdef __BORLANDC__
#      define FAR _far
#    else
#      define FAR far
#    endif
#  endif
#endif

#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.
    */
#  ifdef ZLIB_DLL
#    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
#      ifdef ZLIB_INTERNAL
#        define ZEXTERN extern __declspec(dllexport)
#      else
#        define ZEXTERN extern __declspec(dllimport)
#      endif
#    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
#    else
#      define ZEXPORTVA FAR CDECL
#    endif
#  endif
#endif

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

#ifndef ZEXTERN
#  define ZEXTERN extern
#endif
#ifndef ZEXPORT
#  define ZEXPORT
#endif
#ifndef ZEXPORTVA
#  define ZEXPORTVA
#endif

#ifndef FAR
#  define FAR
#endif

#if !defined(__MACTYPES__)
typedef unsigned char  Byte;  /* 8 bits */
#endif
typedef unsigned int   uInt;  /* 16 bits or more */
typedef unsigned long  uLong; /* 32 bits or more */

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

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

#ifdef HAVE_UNISTD_H /* HAVE_UNISTD_H -- this line is updated by ./configure */
#  include <sys/types.h> /* for off_t */
#  include <unistd.h>    /* for SEEK_* and off_t */
#  ifdef VMS
#    include <unixio.h>   /* for off_t */
#  endif
#  define z_off_t off_t
#endif
#ifndef SEEK_SET
#  define SEEK_SET        0       /* Seek from beginning of file.  */
#  define SEEK_CUR        1       /* Seek from current position.  */
#  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
#endif
#ifndef z_off_t
#  define z_off_t long
#endif

#if defined(__OS400__)
#  define NO_vsnprintf
#endif

#if defined(__MVS__)
#  define NO_vsnprintf
#  ifdef FAR
#    undef FAR
#  endif
#endif

/* MVS linker does not support external names larger than 8 bytes */
#if defined(__MVS__)
#   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")
#endif

#endif /* ZCONF_H */