-/* $Id: gzip.c,v 1.2 1999/10/06 20:25:32 andersen Exp $ */
-
-#if defined(__MSDOS__) && !defined(MSDOS)
-# define MSDOS
-#endif
-
-#if defined(__OS2__) && !defined(OS2)
-# define OS2
-#endif
-
-#if defined(OS2) && defined(MSDOS) /* MS C under OS/2 */
-# undef MSDOS
-#endif
-
-#ifdef MSDOS
-# ifdef __GNUC__
- /* DJGPP version 1.09+ on MS-DOS.
- * The DJGPP 1.09 stat() function must be upgraded before gzip will
- * fully work.
- * No need for DIRENT, since <unistd.h> defines POSIX_SOURCE which
- * implies DIRENT.
- */
-# define near
-# else
-# define MAXSEG_64K
-# ifdef __TURBOC__
-# define NO_OFF_T
-# ifdef __BORLANDC__
-# define DIRENT
-# else
-# define NO_UTIME
-# endif
-# else /* MSC */
-# define HAVE_SYS_UTIME_H
-# define NO_UTIME_H
-# endif
-# endif
-# define PATH_SEP2 '\\'
-# define PATH_SEP3 ':'
-# define MAX_PATH_LEN 128
-# define NO_MULTIPLE_DOTS
-# define MAX_EXT_CHARS 3
-# define Z_SUFFIX "z"
-# define NO_CHOWN
-# define PROTO
-# define STDC_HEADERS
-# define NO_SIZE_CHECK
-# define casemap(c) tolow(c) /* Force file names to lower case */
-# include <io.h>
-# define OS_CODE 0x00
-# define SET_BINARY_MODE(fd) setmode(fd, O_BINARY)
-# if !defined(NO_ASM) && !defined(ASMV)
-# define ASMV
-# endif
-#else
-# define near
-#endif
-
-#ifdef OS2
-# define PATH_SEP2 '\\'
-# define PATH_SEP3 ':'
-# define MAX_PATH_LEN 260
-# ifdef OS2FAT
-# define NO_MULTIPLE_DOTS
-# define MAX_EXT_CHARS 3
-# define Z_SUFFIX "z"
-# define casemap(c) tolow(c)
-# endif
-# define NO_CHOWN
-# define PROTO
-# define STDC_HEADERS
-# include <io.h>
-# define OS_CODE 0x06
-# define SET_BINARY_MODE(fd) setmode(fd, O_BINARY)
-# ifdef _MSC_VER
-# define HAVE_SYS_UTIME_H
-# define NO_UTIME_H
-# define MAXSEG_64K
-# undef near
-# define near _near
-# endif
-# ifdef __EMX__
-# define HAVE_SYS_UTIME_H
-# define NO_UTIME_H
-# define DIRENT
-# define EXPAND(argc,argv) \
- {_response(&argc, &argv); _wildcard(&argc, &argv);}
-# endif
-# ifdef __BORLANDC__
-# define DIRENT
-# endif
-# ifdef __ZTC__
-# define NO_DIR
-# define NO_UTIME_H
-# include <dos.h>
-# define EXPAND(argc,argv) \
- {response_expand(&argc, &argv);}
-# endif
-#endif
-
-#ifdef WIN32 /* Windows NT */
-# define HAVE_SYS_UTIME_H
-# define NO_UTIME_H
-# define PATH_SEP2 '\\'
-# define PATH_SEP3 ':'
-# define MAX_PATH_LEN 260
-# define NO_CHOWN
-# define PROTO
-# define STDC_HEADERS
-# define SET_BINARY_MODE(fd) setmode(fd, O_BINARY)
-# include <io.h>
-# include <malloc.h>
-# ifdef NTFAT
-# define NO_MULTIPLE_DOTS
-# define MAX_EXT_CHARS 3
-# define Z_SUFFIX "z"
-# define casemap(c) tolow(c) /* Force file names to lower case */
-# endif
-# define OS_CODE 0x0b
-#endif
-
-#ifdef MSDOS
-# ifdef __TURBOC__
-# include <alloc.h>
-# define DYN_ALLOC
- /* Turbo C 2.0 does not accept static allocations of large arrays */
- void * fcalloc (unsigned items, unsigned size);
- void fcfree (void *ptr);
-# else /* MSC */
-# include <malloc.h>
-# define fcalloc(nitems,itemsize) halloc((long)(nitems),(itemsize))
-# define fcfree(ptr) hfree(ptr)
-# endif
-#else
-# ifdef MAXSEG_64K
-# define fcalloc(items,size) calloc((items),(size))
-# else
-# define fcalloc(items,size) malloc((size_t)(items)*(size_t)(size))
-# endif
-# define fcfree(ptr) free(ptr)
-#endif
-
-#if defined(VAXC) || defined(VMS)
-# define PATH_SEP ']'
-# define PATH_SEP2 ':'
-# define SUFFIX_SEP ';'
-# define NO_MULTIPLE_DOTS
-# define Z_SUFFIX "-gz"
-# define RECORD_IO 1
-# define casemap(c) tolow(c)
-# define OS_CODE 0x02
-# define OPTIONS_VAR "GZIP_OPT"
-# define STDC_HEADERS
-# define NO_UTIME
-# define EXPAND(argc,argv) vms_expand_args(&argc,&argv);
-# include <file.h>
-# define unlink delete
-# ifdef VAXC
-# define NO_FCNTL_H
-# include <unixio.h>
-# endif
-#endif
-
-#ifdef AMIGA
-# define PATH_SEP2 ':'
-# define STDC_HEADERS
-# define OS_CODE 0x01
-# define ASMV
-# ifdef __GNUC__
-# define DIRENT
-# define HAVE_UNISTD_H
-# else /* SASC */
-# define NO_STDIN_FSTAT
-# define SYSDIR
-# define NO_SYMLINK
-# define NO_CHOWN
-# define NO_FCNTL_H
-# include <fcntl.h> /* for read() and write() */
-# define direct dirent
- extern void _expand_args(int *argc, char ***argv);
-# define EXPAND(argc,argv) _expand_args(&argc,&argv);
-# undef O_BINARY /* disable useless --ascii option */
-# endif
-#endif
-
-#if defined(ATARI) || defined(atarist)
-# ifndef STDC_HEADERS
-# define STDC_HEADERS
-# define HAVE_UNISTD_H
-# define DIRENT
-# endif
-# define ASMV
-# define OS_CODE 0x05
-# ifdef TOSFS
-# define PATH_SEP2 '\\'
-# define PATH_SEP3 ':'
-# define MAX_PATH_LEN 128
-# define NO_MULTIPLE_DOTS
-# define MAX_EXT_CHARS 3
-# define Z_SUFFIX "z"
-# define NO_CHOWN
-# define casemap(c) tolow(c) /* Force file names to lower case */
-# define NO_SYMLINK
-# endif
-#endif
-
-#ifdef MACOS
-# define PATH_SEP ':'
-# define DYN_ALLOC
-# define PROTO
-# define NO_STDIN_FSTAT
-# define NO_CHOWN
-# define NO_UTIME
-# define chmod(file, mode) (0)
-# define OPEN(name, flags, mode) open(name, flags)
-# define OS_CODE 0x07
-# ifdef MPW
-# define isatty(fd) ((fd) <= 2)
-# endif
-#endif
-
-#ifdef __50SERIES /* Prime/PRIMOS */
-# define PATH_SEP '>'
-# define STDC_HEADERS
-# define NO_MEMORY_H
-# define NO_UTIME_H
-# define NO_UTIME
-# define NO_CHOWN
-# define NO_STDIN_FSTAT
-# define NO_SIZE_CHECK
-# define NO_SYMLINK
-# define RECORD_IO 1
-# define casemap(c) tolow(c) /* Force file names to lower case */
-# define put_char(c) put_byte((c) & 0x7F)
-# define get_char(c) ascii2pascii(get_byte())
-# define OS_CODE 0x0F /* temporary, subject to change */
-# ifdef SIGTERM
-# undef SIGTERM /* We don't want a signal handler for SIGTERM */
-# endif
-#endif
-
-#if defined(pyr) && !defined(NOMEMCPY) /* Pyramid */
-# define NOMEMCPY /* problem with overlapping copies */
-#endif
-
-#ifdef TOPS20
-# define OS_CODE 0x0a
-#endif
-
-#ifndef unix
-# define NO_ST_INO /* don't rely on inode numbers */
-#endif
-