/* Definitions file for GNU Emacs running on AT&T's System V.0
   Copyright (C) 1985, 1986, 1999 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 GNU Emacs; see the file COPYING.  If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.  */


/*
 *	Define symbols to identify the version of Unix this is.
 *	Define all the symbols that apply correctly.
 */

#define USG				/* System III, System V, etc */

#define USG5
#define	USG5_0

/* SYSTEM_TYPE should indicate the kind of system you are using.
 It sets the Lisp variable system-type.  */

#define SYSTEM_TYPE "usg-unix-v"

/* nomultiplejobs should be defined if your system's shell
 does not have "job control" (the ability to stop a program,
 run some other program, then continue the first one).  */

#define NOMULTIPLEJOBS

/* Default is to set interrupt_input to 0: don't do input buffering within Emacs */

/* #define INTERRUPT_INPUT */

/* Letter to use in finding device name of first pty,
  if system supports pty's.  'p' means it is /dev/ptyp0  */

#define FIRST_PTY_LETTER 'p'

/*
 *	Define HAVE_TERMIO if the system provides sysV-style ioctls
 *	for terminal control.
 */

#define HAVE_TERMIO

/*
 *	Define HAVE_PTYS if the system supports pty devices.
 */

/* #define HAVE_PTYS */

/* Define HAVE_SOCKETS if system supports 4.2-compatible sockets.  */

/* #define HAVE_SOCKETS */

/*
 *	Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
 *      The 4.2 opendir, etc., library functions.
 */

#define NONSYSTEM_DIR_LIBRARY

/* Define this symbol if your system has the functions bcopy, etc. */

/* #define BSTRING */

/* subprocesses should be defined if you want to
 have code for asynchronous subprocesses
 (as used in M-x compile and M-x shell).
 This is supposed to work now on system V release 2.  */

#define 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 */

/* Define CLASH_DETECTION if you want lock files to be written
   so that Emacs can tell instantly when you try to modify
   a file that someone else has modified in his Emacs.  */

/* #define CLASH_DETECTION */

/* Define SHORTNAMES if the C compiler can distinguish only
   short names.  It means that the stuff in ../shortnames
   must be run to convert the long names to short ones.  */

#define SHORTNAMES

/* The file containing the kernel's symbol table is called /unix.  */

#define KERNEL_FILE "/unix"

/* The symbol in the kernel where the load average is found
   is named avenrun.  */

#define LDAV_SYMBOL "avenrun"

/* Special hacks needed to make Emacs run on this system.  */

/*
 *	Make the sigsetmask function go away.  Don't know what the
 *	ramifications of this are, but doesn't seem possible to
 *	emulate it properly anyway at this point.
 */

#define sigsetmask(mask)	/* Null expansion */

/* setjmp and longjmp can safely replace _setjmp and _longjmp,
   but they will run slower.  */

#define _setjmp setjmp
#define _longjmp longjmp

/* On USG systems these have different names */

#define index strchr
#define rindex strrchr

/* USG systems tend to put everything declared static
   into the initialized data area, which becomes pure after dumping Emacs.
   Foil this.  Emacs carefully avoids static vars inside functions.  */

#define static

/* Compiler bug bites on many systems when default ADDR_CORRECT is used.  */

#define ADDR_CORRECT(x) (x)

/* Prevent -lg from being used for debugging.  Not implemented?  */

#define LIBS_DEBUG