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1 /* Definitions file for GNU Emacs running SCO Xenix 386 Release 2.2
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2 Copyright (C) 1988 Free Software Foundation, Inc.
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3
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4 This file is part of GNU Emacs.
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5
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6 GNU Emacs is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 2, or (at your option)
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9 any later version.
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10
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11 GNU Emacs is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with XEmacs; see the file COPYING. If not, write to
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18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 Boston, MA 02111-1307, USA. */
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20
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21 /*
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22 * Define symbols to identify the version of Unix this is.
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23 * Define all the symbols that apply correctly.
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24 */
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25
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26 /* Synched up with: FSF 19.31. */
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27
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28 /* #define UNIPLUS */
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29 #define XENIX
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30 #define USG5
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31 #define USG
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32 /* #define HPUX */
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33 /* #define UMAX */
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34 /* #define BSD4_1 */
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35 /* #define BSD4_2 */
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36 /* #define BSD4_3 */
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37 /* #define BSD */
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38 /* #define VMS */
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39
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40 /* SYSTEM_TYPE should indicate the kind of system you are using.
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41 It sets the Lisp variable system-type. */
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42
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43 #define SYSTEM_TYPE "xenix"
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44
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45 /* Letter to use in finding device name of first pty,
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46 if system supports pty's. 'p' means it is /dev/ptyp0 */
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47
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48 /* #define FIRST_PTY_LETTER 'p' */
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49
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50 /*
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51 * Define HAVE_PTYS if the system supports pty devices.
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52 */
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53
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54 /* #define HAVE_PTYS */
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55
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56 /* If your system uses COFF (Common Object File Format) then define the
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57 preprocessor symbol "COFF". */
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58
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59 /* #define COFF */
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60
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61 /* Xenix requires completely different unexec code
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62 which lives in a separate file. Specify the file name. */
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63
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64 #define UNEXEC unexenix.o
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65
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66 /* define MAIL_USE_FLOCK if the mailer uses flock
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67 to interlock access to /usr/spool/mail/$USER.
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68 The alternative is that a lock file named
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69 /usr/spool/mail/$USER.lock. */
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70
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71 #define MAIL_USE_FLOCK
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72
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73 /* Define SHORTNAMES if the C compiler can distinguish only
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74 short names. It means that the stuff in ../shortnames
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75 must be run to convert the long names to short ones. */
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76
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77 /* #define SHORTNAMES */
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78
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79 /* Compensate for one incompatibility between Xenix and V.0. */
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80 #define n_zeroes n_name[0]
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81
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82 /* The file containing the kernel's symbol table is called /xenix. */
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83
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84 #define KERNEL_FILE "/xenix"
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85
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86 /* The symbol in the kernel where the load average is found
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87 is named avenrun. */
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88
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89 #define LDAV_SYMBOL "_avenrun"
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90
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91 /* Special hacks needed to make Emacs run on this system. */
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92
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93 /* On USG systems the system calls are interruptible by signals
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94 that the user program has elected to catch. Thus the system call
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95 must be retried in these cases. To handle this without massive
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96 changes in the source code, we remap the standard system call names
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97 to names for our own functions in sysdep.c that do the system call
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98 with retries. */
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99
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100 #define INTERRUPTIBLE_OPEN
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101 #define INTERRUPTIBLE_IO
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102
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103 /* Compiler bug bites on many systems when default ADDR_CORRECT is used. */
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104
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105 #define ADDR_CORRECT(x) (x)
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106
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107 /* Prevent -lg from being used for debugging. Not implemented? */
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108
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109 #define LIBS_DEBUG
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110
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111 /* Switches for linking temacs. */
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112
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113 #define LD_SWITCH_SYSTEM -i
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114
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115 /* Use terminfo instead of termcap. */
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116
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117 /* Tell Emacs to use Terminfo. */
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118
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119 #define TERMINFO
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120
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121 /* Tell Xenix curses to BE Terminfo. */
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122 #define M_TERMINFO
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123
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124 /* Control program name for etc/fakemail to run. */
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125
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126 #ifdef SMAIL
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127 #define MAIL_PROGRAM_NAME "/usr/bin/smail -q0"
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128 #else
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129 #define MAIL_PROGRAM_NAME "/usr/lib/mail/execmail"
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130 #endif
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131
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132 /* Some variants have TIOCGETC, but the structures to go with it
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133 are not declared. */
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134
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135 #define BROKEN_TIOCGETC
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