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[bpt/emacs.git] / src / s / bsd4-3.h
1 /* Definitions file for GNU Emacs running on bsd 4.3
2 Copyright (C) 1985, 1986 Free Software Foundation, Inc.
3
4 This file is part of GNU Emacs.
5
6 GNU Emacs is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 1, or (at your option)
9 any later version.
10
11 GNU Emacs is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with GNU Emacs; see the file COPYING. If not, write to
18 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
19
20
21 /*
22 * Define symbols to identify the version of Unix this is.
23 * Define all the symbols that apply correctly.
24 */
25
26 /* We give these symbols the numeric values found in <sys/param.h> to
27 avoid warnings about redefined macros. */
28 #ifndef BSD4_3
29 #define BSD4_3 1
30 #endif /* BSD4_3 */
31
32 #ifndef BSD
33 #define BSD 43
34 #endif /* BSD */
35
36 /* SYSTEM_TYPE should indicate the kind of system you are using.
37 It sets the Lisp variable system-type. */
38
39 #define SYSTEM_TYPE "berkeley-unix"
40
41 /* nomultiplejobs should be defined if your system's shell
42 does not have "job control" (the ability to stop a program,
43 run some other program, then continue the first one). */
44
45 /* #define NOMULTIPLEJOBS */
46
47 /* Do not use interrupt_input = 1 by default, because in 4.3
48 we can make noninterrupt input work properly. */
49
50 #undef INTERRUPT_INPUT
51
52 /* First pty name is /dev/ptyp0. */
53
54 #define FIRST_PTY_LETTER 'p'
55
56 /*
57 * Define HAVE_TIMEVAL if the system supports the BSD style clock values.
58 * Look in <sys/time.h> for a timeval structure.
59 */
60
61 #define HAVE_TIMEVAL
62
63 /*
64 * Define HAVE_SELECT if the system supports the `select' system call.
65 */
66
67 #define HAVE_SELECT
68
69 /*
70 * Define HAVE_PTYS if the system supports pty devices.
71 */
72
73 #define HAVE_PTYS
74
75 /* Define this macro if system defines a type `union wait'. */
76
77 #define HAVE_UNION_WAIT
78
79 /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets. */
80
81 #define HAVE_SOCKETS
82
83 /*
84 * Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
85 * The 4.2 opendir, etc., library functions.
86 */
87
88 /* #define NONSYSTEM_DIR_LIBRARY */
89
90 /* Define this symbol if your system has the functions bcopy, etc. */
91
92 #define BSTRING
93
94 /* subprocesses should be defined if you want to
95 have code for asynchronous subprocesses
96 (as used in M-x compile and M-x shell).
97 This is generally OS dependent, and not supported
98 under most USG systems. */
99
100 #define subprocesses
101
102 /* If your system uses COFF (Common Object File Format) then define the
103 preprocessor symbol "COFF". */
104
105 /* #define COFF */
106
107 /* define MAIL_USE_FLOCK if the mailer uses flock
108 to interlock access to /usr/spool/mail/$USER.
109 The alternative is that a lock file named
110 /usr/spool/mail/$USER.lock. */
111
112 #define MAIL_USE_FLOCK
113
114 /* Define CLASH_DETECTION if you want lock files to be written
115 so that Emacs can tell instantly when you try to modify
116 a file that someone else has modified in his Emacs. */
117
118 #define CLASH_DETECTION
119
120 /* We use the Berkeley (and usg5.2.2) interface to nlist. */
121
122 #define NLIST_STRUCT
123
124 /* The file containing the kernel's symbol table is called /vmunix. */
125
126 #define KERNEL_FILE "/vmunix"
127
128 /* The symbol in the kernel where the load average is found
129 is named _avenrun. */
130
131 #define LDAV_SYMBOL "_avenrun"