+++ /dev/null
-/* System description file for MS-DOS
-
- Copyright (C) 1993 Free Software Foundation, Inc.
-
-This file is part of GNU Emacs.
-
-GNU Emacs is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GNU Emacs is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with XEmacs; see the file COPYING. If not, write to
-the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
-
-/* Synched up with: FSF 19.31. */
-
-/* Note: lots of stuff here was taken from s-msdos.h in demacs. */
-
-
-/*
- * Define symbols to identify the version of Unix this is.
- * Define all the symbols that apply correctly.
- */
-
-/* #define UNIPLUS */
-/* #define USG5 */
-/* #define USG */
-/* #define HPUX */
-/* #define UMAX */
-/* #define BSD4_1 */
-/* #define BSD4_2 */
-/* #define BSD4_3 */
-/* #define BSD */
-#ifndef MSDOS
-#define MSDOS
-#endif
-
-#ifdef __GO32__
-#ifndef __DJGPP__
-#define __DJGPP__ 1 /* V2 defines __DJGPP__ == 2 */
-#endif
-#else
-You lose; /* Emacs for DOS must be compiled with DJGPP */
-#endif
-
-#define DOS_NT /* MSDOS or WINDOWSNT */
-#undef BSD
-
-/* SYSTEM_TYPE should indicate the kind of system you are using.
- It sets the Lisp variable system-type. */
-
-#define SYSTEM_TYPE "ms-dos"
-
-#define SYMS_SYSTEM syms_of_dosfns();syms_of_msdos()
-
-/* Letter to use in finding device name of first pty,
- if system supports pty's. 'a' means it is /dev/ptya0 */
-
-/* #define FIRST_PTY_LETTER 'a' */
-
-/*
- * Define HAVE_PTYS if the system supports pty devices.
- */
-
-/* #define HAVE_PTYS */
-
-/* MSDOS has dirent.h but doesn't behave otherwise like the SYSV
- directory functions. We have special tests for this in
- sysdir.h. */
-
-#undef SYSV_SYSTEM_DIR
-
-/* Define this is the compiler understands `volatile'. */
-#define HAVE_VOLATILE
-
-#define NO_SUBPROCESSES
-
-/* If your system uses COFF (Common Object File Format) then define the
- preprocessor symbol "COFF". */
-
-#define COFF
-
-/* define MAIL_USE_FLOCK if the mailer uses flock
- to interlock access to /usr/spool/mail/$USER.
- The alternative is that a lock file named
- /usr/spool/mail/$USER.lock. */
-
-/* #define MAIL_USE_FLOCK */
-
-/* Here, on a separate page, add any special hacks needed
- to make Emacs work on this system. For example,
- you might define certain system call names that don't
- exist on your system, or that do different things on
- your system and must be used only through an encapsulation
- (Which you should place, by convention, in sysdep.c). */
-\f
-/* Avoid incompatibilities between gmalloc.c and system header files
- in how to declare valloc. */
-#define GMALLOC_INHIBIT_VALLOC
-
-/* setjmp and longjmp can safely replace _setjmp and _longjmp,
- but they will run slower. */
-
-#define _setjmp setjmp
-#define _longjmp longjmp
-
-#if __DJGPP__ < 2
-
-#define NO_MODE_T
-
-/* New chdir () routine.
- DJGPP v2.0 and later doesn't need it because its chdir() does
- set the drive itself. */
-#ifdef chdir
-#undef chdir
-#endif
-#define chdir sys_chdir
-
-#define LIBS_SYSTEM "-lpc" /* isn't required in DJGPP v2.0, either */
-
-#endif /* __DJGPP__ < 2 */
-
-#if __DJGPP__ > 1
-
-#define DATA_START (&etext + 1)
-#define TEXT_START &start
-#define TEXT_END &etext
-
-#define _NAIVE_DOS_REGS
-
-#else /* not __DJGPP__ > 1 */
-
-/* This somehow needs to be defined even though we use COFF. */
-#define TEXT_START -1
-
-#endif /* not __DJGPP__ > 1 */
-
-#define ORDINARY_LINK
-
-/* command.com does not understand `...` so we define this. */
-#define LIB_GCC "-Lgcc"
-#define DONT_NEED_ENVIRON
-#define SEPCHAR ';'
-
-#define NULL_DEVICE "nul"
-#define EXEC_SUFFIXES ".exe:.com:.bat:"
-
-#if __DJGPP__ < 2
-#define O_RDONLY 0x0001
-#define O_WRONLY 0x0002
-#define O_RDWR 0x0004
-#define O_CREAT 0x0100
-#define O_TRUNC 0x0200
-#define O_EXCL 0x0400
-#define O_APPEND 0x0800
-#define O_TEXT 0x4000
-#define O_BINARY 0x8000
-#define NO_MATHERR
-#endif
-
-#define HAVE_INVERSE_HYPERBOLIC
-#define FLOAT_CHECK_DOMAIN
-
-/* When $TERM is "internal" then this is substituted: */
-#define INTERNAL_TERMINAL "pc|bios|IBM PC with colour display:\
-:co#80:li#25:km:ms:cm=<CM>:cl=<CL>:ce=<CE>:"
-
-/* Define this to a function (Fdowncase, Fupcase) if your file system
- likes that */
-#define FILE_SYSTEM_CASE Fmsdos_downcase_filename
-
-/* Define this to be the separator between devices and paths */
-#define DEVICE_SEP ':'
-
-/* We'll support either convention on MSDOG. */
-#define IS_DIRECTORY_SEP(_c_) ((_c_) == '/' || (_c_) == '\\')
-#define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_) || IS_DEVICE_SEP (_c_))
-
-/* Call init_gettimeofday when TZ changes. */
-#if __DJGPP__ < 2
-#define LOCALTIME_CACHE
-#define tzset init_gettimeofday
-#endif
-
-/* bcopy under djgpp is quite safe */
-#define GAP_USE_BCOPY
-#define BCOPY_UPWARD_SAFE 1
-#define BCOPY_DOWNWARD_SAFE 1
-
-/* Mode line description of a buffer's type. */
-#define MODE_LINE_BINARY_TEXT(buf) (NILP(buf->buffer_file_type) ? "T" : "B")
-
-/* Do we have POSIX signals? */
-#if __DJGPP__ > 1
-#define POSIX_SIGNALS
-#endif
-
-/* We have (the code to control) a mouse. */
-#define HAVE_MOUSE
-
-/* We canuse mouse menus. */
-#define HAVE_MENUS
-
-/* We have support for faces. */
-#define HAVE_FACES
-
-/* Define one of these for easier conditionals. */
-#ifdef HAVE_X_WINDOWS
-/* We need a little extra space, see ../../lisp/loadup.el */
-#define SYSTEM_PURESIZE_EXTRA 15000
-#define HAVE_X11R5
-#define LIBX11_SYSTEM "-lxext -lsys"
-#else
-/* We need a little extra space, see ../../lisp/loadup.el */
-#define SYSTEM_PURESIZE_EXTRA 85000
-#endif