- outdated.

[packages/screen.git] / screen-info.patch

--- doc/screen.texinfo.original	Fri Sep  8 19:20:32 2000
+++ doc/screen.texinfo	Fri Sep  8 19:21:11 2000
@@ -68,6 +68,15 @@
 by the Foundation.
 @end titlepage
 
+@ifinfo
+@format
+@dircategory Miscellaneous:
+@direntry
+* screen: (screen).			Terminal multiplexer
+@end direntry
+@end format
+@end ifinfo
+
 @node Top, Overview, (dir), (dir)
 
 @ifinfo
@@ -171,7 +180,7 @@
 variable) who will use it to create the new window.  The above example would 
 start the @code{emacs} editor (editing @file{prog.c}) and switch to its window.
 
-If @file{/etc/utmp} is writable by @code{screen}, an appropriate record
+If @file{/var/run/utmp} is writable by @code{screen}, an appropriate record
 will be written to this file for each window, and removed when the
 window is closed.  This is useful for working with @code{talk},
 @code{script}, @code{shutdown}, @code{rsend}, @code{sccs} and other
@@ -300,7 +309,7 @@
 
 @item -l
 @itemx -ln
-Turn login mode on or off (for @file{/etc/utmp} updating).  This option
+Turn login mode on or off (for @file{/var/run/utmp} updating).  This option
 is equivalent to the @code{deflogin} command (@pxref{Login}).
 
 @item -ls [@var{match}]
@@ -352,7 +361,7 @@
 In all other cases @samp{-q} has no effect.
 
 @item -r [@var{pid.sessionname}]
-@itemx -r @var{sessionowner/[pid.sessionname]}
+@itemx -r @var{sessionowner/pid.sessionname}
 Resume a detached @code{screen} session.  No other options (except
 combinations with @samp{-d} or @samp{-D}) may be specified, though 
 the session name
@@ -422,7 +431,7 @@
 @cindex screenrc
 When @code{screen} is invoked, it executes initialization commands from
 the files @file{.screenrc} in the user's home directory and
-@file{/usr/local/etc/screenrc}.  These defaults can be overridden in the 
+@file{/etc/screenrc}.  These defaults can be overridden in the 
 following ways:
 For the global screenrc file @code{screen} searches for the environment
 variable @code{$SYSSCREENRC} (this override feature may be disabled at
@@ -771,9 +780,9 @@
 Change a user's permissions.  @xref{Multiuser Session}.
 @item acldel @var{username}
 Disallow other user in this session.  @xref{Multiuser Session}.
-@item aclgrp @var{usrname [groupname]}
+@item aclgrp @var{usrname groupname}
 Inherit permissions granted to a group leader. @xref{Multiuser Session}.
-@item aclumask @var{[users]+\-bits ...}
+@item aclumask @var{users+\-bits ...}
 Predefine access to new windows. @xref{Umask}.
 @item activity @var{message}
 Set the activity notification message.  @xref{Monitor}.
@@ -817,13 +826,13 @@
 Enter a @code{screen} command.  @xref{Colon}.
 @item command
 Simulate the screen escape key.  @xref{Command Character}.
-@item compacthist @var{[state]}
+@item compacthist @var{state}
 Selects compaction of trailing empty lines.  @xref{Scrollback}.
-@item console @var{[state]}
+@item console @var{state}
 Grab or ungrab console output.  @xref{Console}.
 @item copy
 Enter copy mode.  @xref{Copy}.
-@item copy_reg @var{[key]}
+@item copy_reg @var{key}
 Removed. Use @code{paste} instead.  @xref{Registers}.
 @item crlf @var{state}
 Select line break behavior for copying.  @xref{Line Termination}.
@@ -845,7 +854,7 @@
 Select default flow control behavior.  @xref{Flow}.
 @item defgr @var{state}
 Select default GR processing behavior.  @xref{Character Processing}.
-@item defhstatus @var{[status]}
+@item defhstatus @var{status}
 Select default window hardstatus line.  @xref{Hardstatus}.
 @item defkanji @var{wtype}
 Select default GR processing behavior.  @xref{Character Processing}.
@@ -869,7 +878,7 @@
 Set default line-wrapping behavior.  @xref{Wrap}.
 @item defwritelock @var{on|off|auto}
 Set default writelock behavior.  @xref{Multiuser Session}.
-@item defzombie @var{[keys]}
+@item defzombie @var{keys}
 Keep dead windows.  @xref{Zombie}.
 @item detach
 Disconnect @code{screen} from the terminal.  @xref{Detach}.
@@ -883,15 +892,15 @@
 Display a message on startup.  @xref{Startup}.
 @item escape @var{xy}
 Set the command and @code{meta} characters.  @xref{Command Character}.
-@item exec @var{[[fdpat] command [args ...]]}
+@item exec @var{fdpat command args ...}
 Run a subprocess (filter).  @xref{Exec}.
 @item fit
 Change window size to current display size.  @xref{Window Size}.
-@item flow @var{[fstate]}
+@item flow @var{fstate}
 Set flow control behavior.  @xref{Flow}.
 @item focus
 Move focus to next region.  @xref{Regions}.
-@item gr @var{[state]}
+@item gr @var{state}
 Change GR charset processing.  @xref{Character Processing}.
 @item hardcopy
 Write out the contents of the current window.  @xref{Hardcopy}.
@@ -899,9 +908,9 @@
 Append to hardcopy files.  @xref{Hardcopy}.
 @item hardcopydir @var{directory}
 Place, where to dump hardcopy files.  @xref{Hardcopy}.
-@item hardstatus @var{[state]}
+@item hardstatus @var{state}
 Use the hardware status line.  @xref{Hardware Status Line}.
-@item height @var{[lines]}
+@item height @var{lines}
 Set display height.  @xref{Window Size}.
 @item help
 Display current key bindings.  @xref{Help}.
@@ -911,9 +920,9 @@
 Change the window's hardstatus line.  @xref{Hardstatus}.
 @item info
 Display terminal settings.  @xref{Info}.
-@item ins_reg @var{[key]}
+@item ins_reg @var{key}
 Removed, use @code{paste} instead.  @xref{Registers}.
-@item kanji @var{wtype [dtype]}
+@item kanji @var{wtype dtype}
 Set the kanji type of a window.  @xref{Character Processing}.
 @item kill
 Destroy the current window.  @xref{Kill}.
@@ -928,7 +937,7 @@
 @item logfile @var{filename}
 Place where to collect logfiles.  @xref{Log}.
 @item login @var{[state]}
-Log the window in @file{/etc/utmp}.  @xref{Login}.
+Log the window in @file{/var/run/utmp}.  @xref{Login}.
 @item logtstamp @var{[state]}
 Configure logfile time-stamps.  @xref{Log}.
 @item mapdefault
@@ -941,7 +950,7 @@
 Rebind keys in copy mode.  @xref{Copy Mode Keys}.
 @item meta
 Insert the command character.  @xref{Command Character}.
-@item monitor @var{[state]}
+@item monitor @var{state}
 Monitor activity in window.  @xref{Monitor}.
 @item msgminwait @var{sec}
 Set minimum message wait.  @xref{Message Wait}.
@@ -955,9 +964,9 @@
 Switch to the next window.  @xref{Selecting}.
 @item nonblock @var{state}
 Disable flow control to the current display. @xref{Nonblock}.
-@item number @var{[n]}
+@item number @var{n}
 Change/display the current window's number.  @xref{Number}.
-@item obuflimit @var{[limit]}
+@item obuflimit @var{limit}
 Select output buffer limit.  @xref{Obuflimit}.
 @item only
 Kill all other regions.  @xref{Regions}.
@@ -965,29 +974,29 @@
 Switch to the window you were in last.  @xref{Selecting}.
 @item partial @var{state}
 Set window to partial refresh.  @xref{Redisplay}.
-@item password @var{[crypted_pw]}
+@item password @var{crypted_pw}
 Set reattach password.  @xref{Detach}.
-@item paste @var{[src_regs [dest_reg]]}
+@item paste @var{src_regs dest_reg}
 Paste contents of paste buffer or registers somewhere.  @xref{Paste}.
-@item pastefont @var{[state]}
+@item pastefont @var{state}
 Include font information in the paste buffer.  @xref{Paste}.
 @item pow_break
 Close and Reopen the window's terminal.  @xref{Break}.
 @item pow_detach
 Detach and hang up.  @xref{Power Detach}.
-@item pow_detach_msg @var{[message]}
+@item pow_detach_msg @var{message}
 Set message displayed on @code{pow_detach}.  @xref{Power Detach}.
 @item prev
 Switch to the previous window.  @xref{Selecting}.
-@item printcmd @var{[cmd]}
+@item printcmd @var{cmd}
 Set a command for VT100 printer port emulation.  @xref{Printcmd}.
-@item process @var{[key]}
+@item process @var{key}
 Treat a register as input to @code{screen}.  @xref{Registers}.
 @item quit
 Kill all windows and exit.  @xref{Quit}.
 @item readbuf
 Read the paste buffer from the screen-exchange file.  @xref{Screen-Exchange}.
-@item readreg @var{[reg [file]]}
+@item readreg @var{reg file}
 Load a register from paste buffer or file.  @xref{Registers}.
 @item redisplay
 Redisplay the current window.  @xref{Redisplay}.
@@ -999,21 +1008,21 @@
 Delete the screen-exchange file.  @xref{Screen-Exchange}.
 @item reset
 Reset the terminal settings for the window.  @xref{Reset}.
-@item screen @var{[opts] [n] [cmd [args]]}
+@item screen @var{opts n cmd args}
 Create a new window.  @xref{Screen Command}.
 @item scrollback @var{num}
 Set size of scrollback buffer.  @xref{Scrollback}.
-@item select @var{[n]}
+@item select @var{n}
 Switch to a specified window.  @xref{Selecting}.
-@item sessionname @var{[name]}
+@item sessionname @var{name}
 Name this session.  @xref{Session Name}.
-@item setenv @var{[var [string]]}
+@item setenv @var{var string}
 Set an environment variable for new windows.  @xref{Setenv}.
 @item shell @var{command}
 Set the default program for new windows.  @xref{Shell}.
 @item shelltitle @var{title}
 Set the default name for new windows.  @xref{Shell}.
-@item silence @var{[state|seconds]}
+@item silence @var{state|seconds}
 Monitor a window for inactivity.  @xref{Silence}.
 @item silencewait @var{seconds}
 Default timeout to trigger an inactivity notify.  @xref{Silence}.
@@ -1021,7 +1030,7 @@
 Pause during startup.  @xref{Startup}.
 @item slowpaste @var{msec}
 Slow down pasting in windows.  @xref{Paste}.
-@item sorendition @var{[attr [color]]}
+@item sorendition @var{attr color}
 Change text highlighting.  @xref{Sorendition}.
 @item split
 Split region into two parts.  @xref{Regions}.
@@ -1029,29 +1038,29 @@
 Display copyright notice on startup.  @xref{Startup}.
 @item stuff @var{string}
 Stuff a string in the input buffer of a window.  @xref{Paste}.
-@item su @var{[username [password [password2]]]}
+@item su @var{username password password2}
 Identify a user. @xref{Multiuser Session}.
 @item suspend
 Put session in background.  @xref{Suspend}.
 @item term @var{term}
 Set @code{$TERM} for new windows.  @xref{Term}.
-@item termcap @var{term terminal-tweaks [window-tweaks]}
+@item termcap @var{term terminal-tweaks window-tweaks}
 Tweak termcap entries for best performance.  @xref{Termcap Syntax}.
-@item terminfo @var{term terminal-tweaks [window-tweaks]}
+@item terminfo @var{term terminal-tweaks window-tweaks}
 Ditto, for terminfo systems.  @xref{Termcap Syntax}.
-@item termcapinfo @var{term terminal-tweaks [window-tweaks]}
+@item termcapinfo @var{term terminal-tweaks window-tweaks}
 Ditto, for both systems.  @xref{Termcap Syntax}.
 @item time
 Display time and load average.  @xref{Time}.
-@item title @var{[windowtitle]}
+@item title @var{windowtitle}
 Set the name of the current window.  @xref{Title Command}.
-@item umask @var{[users]+\-bits ...}
+@item umask @var{users+\-bits ...}
 Synonym to @code{aclumask}. @xref{Umask}.
 @item unsetenv @var{var}
 Unset environment variable for new windows.  @xref{Setenv}.
-@item vbell @var{[state]}
+@item vbell @var{state}
 Use visual bell.  @xref{Bell}.
-@item vbell_msg @var{[message]}
+@item vbell_msg @var{message}
 Set vbell message.  @xref{Bell}.
 @item vbellwait @var{sec}
 Set delay for vbell message.  @xref{Bell}.
@@ -1059,11 +1068,11 @@
 Display @code{screen} version.  @xref{Version}.
 @item wall @var{message}
 Write a message to all displays.  @xref{Multiuser Session}.
-@item width @var{[num]}
+@item width @var{num}
 Set the width of the window.  @xref{Window Size}.
 @item windows
 List active windows.  @xref{Windows}.
-@item wrap @var{[state]}
+@item wrap @var{state}
 Control line-wrap behavior.  @xref{Wrap}.
 @item writebuf
 Write paste buffer to screen-exchange file.  @xref{Screen-Exchange}.
@@ -1073,7 +1082,7 @@
 Send an XOFF character.  @xref{XON/XOFF}.
 @item xon
 Send an XON character.  @xref{XON/XOFF}.
-@item zombie @var{[keys]}
+@item zombie @var{keys}
 Keep dead windows.  @xref{Zombie}.
 @end table
 
@@ -1446,13 +1455,12 @@
 @kindex C-x
 @deffn Command lockscreen
 (@kbd{C-a x}, @kbd{C-a C-x})@*
-Call a screenlock program (@file{/local/bin/lck} or @file{/usr/bin/lock}
-or a builtin, if no other is available). Screen does not accept any
-command keys until this program terminates. Meanwhile processes in the
-windows may continue, as the windows are in the detached state.
-The screenlock program may be changed through the environment variable
-@code{$LOCKPRG} (which must be set in the shell from which @code{screen}
-is started) and is executed with the user's uid and gid.
+Call a screenlock program (@file{/usr/bin/lck} or a builtin, if no other is
+available). Screen does not accept any command keys until this program
+terminates. Meanwhile processes in the windows may continue, as the windows
+are in the detached state. The screenlock program may be changed through the
+environment variable @code{$LOCKPRG} (which must be set in the shell from
+which @code{screen} is started) and is executed with the user's uid and gid.
 
 Warning: When you leave other shells unlocked and have no password set
 on @code{screen}, the lock is void: One could easily re-attach from an
@@ -1544,7 +1552,7 @@
 
 @node Aclgrp, Displays, Acldel, Multiuser Session
 @subsection Aclgrp
-@deffn Command aclgrp @var{username [groupname]}
+@deffn Command aclgrp @var{username groupname}
 (none)@*
 Creates groups of users that share common access rights. The
 name  of the group is the username of the group leader. Each
@@ -1568,8 +1576,8 @@
 
 @node Umask, Wall, Displays, Multiuser Session
 @subsection aclumask
-@deffn Command aclumask @var{[[users]+bits |[users]-bits .... ]}
-@deffnx Command umask @var{[[users]+bits |[users]-bits .... ]}
+@deffn Command aclumask @var{users+bits |users-bits .... }
+@deffnx Command umask @var{users+bits |users-bits .... }
 (none)@*
 This specifies the access other users have to  windows  that
 will  be  created  by  the caller of the command. @var{Users} may be no,
@@ -1616,7 +1624,7 @@
 
 @node Su,  , Writelock, Multiuser Session
 @subsection Su
-@deffn Command su @var{[username [password [password2]]]}
+@deffn Command su @var{username password password2}
 (none)@*
 Substitute the user of a display. The  command  prompts  for
 all parameters that are omitted. If passwords are specified
@@ -1634,7 +1642,7 @@
 
 @node Session Name, Suspend, Multiuser Session, Session Management
 @section Session Name
-@deffn Command sessionname @var{[name]}
+@deffn Command sessionname @var{name}
 (none)@*
 Rename the current session. Note that for @code{screen -list} the name
 shows up with the process-id prepended. If the argument @var{name} is
@@ -1757,7 +1765,7 @@
 is @samp{splitonly}.
 
 The second form changes the text used for the caption. You can use
-all string escapes (@xref{String Escapes}). @code{Screen} uses
+all string escapes (@pxref{String Escapes}). @code{Screen} uses
 a default of @samp{%3n %t}.
 
 You can mix both forms by providing the string as an additional
@@ -1785,7 +1793,7 @@
 * Naming Windows::		Control the name of the window
 * Console::			See the host's console messages
 * Kill::                        Destroy an unwanted window
-* Login::                       Control @file{/etc/utmp} logging
+* Login::                       Control @file{/var/run/utmp} logging
 * Mode::                        Control the file mode of the pty
 * Monitor::                     Watch for activity in a window
 * Windows::			List the active windows
@@ -1949,7 +1957,7 @@
 
 @node Console, Kill, Naming Windows, Window Settings
 @section Console
-@deffn Command console @var{[state]}
+@deffn Command console @var{state}
 (none)@*
 Grabs or un-grabs the machines console output to a window. When the argument
 is omitted the current state is displayed.
@@ -1994,7 +2002,7 @@
 @kindex L
 @deffn Command login [state]
 (@kbd{C-a L})@*
-Adds or removes the entry in @file{/etc/utmp} for the current window.
+Adds or removes the entry in @file{/var/run/utmp} for the current window.
 This controls whether or not the window is @dfn{logged in}.  In addition
 to this toggle, it is convenient to have ``log in'' and ``log out''
 keys.  For instance, @code{bind I login on} and @code{bind O 
@@ -2271,7 +2279,7 @@
 change after a reattach from a different terminal type, it is
 possible to bind commands to the termcap name of the keys.
 @code{Screen} will insert the correct binding after each
-reattach. @xref{Bindkey} for further details on the syntax and examples.
+reattach. (@pxref{Bindkey} for further details on the syntax and examples.)
 
 Here is the table of the default key bindings. (A) means that the
 command is executed if the keyboard is switched into application
@@ -2435,7 +2443,7 @@
 starting with @samp{(1,1)}, the terminal width and height plus the size
 of the scrollback buffer in lines, like in @samp{(80,24)+50}, 
 the current state of window XON/XOFF flow control is shown like this
-(see also @xref{Flow Control}):
+(@pxref{Flow Control}):
 @example
   +flow     automatic flow control, currently on.
   -flow     automatic flow control, currently off.
@@ -2537,7 +2545,7 @@
 the @code{termcap} command (@pxref{Termcap}), for more information.
 @end deffn
 
-@deffn Command height @var{[lines]}
+@deffn Command height @var{lines}
 (none)@*
 Set the display height to a specified number of lines. When no
 argument is given it toggles between 24 and 42 lines display.
@@ -2599,7 +2607,7 @@
 @samp{.} chars). New windows have @samp{BBBB02} as default
 charset, unless a @samp{kanji} command is active.
 
-The current setting can be viewed with the @xref{Info} command.
+The current setting can be viewed with the @xref{Info}, command.
 @end deffn
 
 @deffn Command defc1 state
@@ -2960,7 +2968,7 @@
 Stuff the string @var{string} in the input buffer of the current window.
 This is like the @code{paste} command, but with much less overhead.
 You cannot paste large buffers with the @code{stuff} command. It is most
-useful for key bindings. @xref{Bindkey}
+useful for key bindings (@pxref{Bindkey}).
 
 @end deffn
 
@@ -3032,7 +3040,7 @@
 
 @node Exec, Using Exec,  , Subprocess Execution
 @section Exec
-@deffn Command exec @var{[[fdpat] newcommand [args ... ]]}
+@deffn Command exec @var{fdpat newcommand args ... }
 (none)@*
 Run a unix subprocess (specified by an executable path @var{newcommand} and 
 its optional arguments) in the current window. The flow of data between
@@ -3241,15 +3249,15 @@
 
 @node Bindkey, Bindkey Examples, Help, Key Binding
 @section Bindkey
-@deffn Command bindkey @var{[opts] [string [cmd args]]}
+@deffn Command bindkey @var{opts string cmd args}
 (none)@*
 This command manages screen's input translation tables. Every
 entry in one of the tables tells screen how to react if a certain
 sequence of characters is encountered. There are three tables:
 one that should contain actions programmed by the user, one for
 the default actions used for terminal emulation and one for
-screen's copy mode to do cursor movement. @xref{Input Translation}
-for a list of default key bindings.
+screen's copy mode to do cursor movement. (@xref{Input Translation},
+for a list of default key bindings.)
 
 If the @samp{-d}
 option is given, bindkey modifies the default table, @samp{-m}
@@ -3786,7 +3794,7 @@
 
 @node Obuflimit, Character Translation, Autonuke, Termcap
 @section Obuflimit
-@deffn Command obuflimit @var{[limit]}
+@deffn Command obuflimit @var{limit}
 (none)@*
 If the output buffer contains more bytes than the specified limit, no
 more data will be read from the windows. The default value is 256. If
@@ -3932,7 +3940,7 @@
 current window (settable via @samp{\E]0;^G} or @samp{\E_\\}) is
 displayed.
 You can customize this to any string you like including
-string escapes (@xref{String Escapes}).
+string escapes (@pxref{String Escapes}).
 If you leave
 out the argument @var{string}, the current string is displayed.
 
@@ -4224,7 +4232,7 @@
 @node Number, Silence, Nonblock, Miscellaneous
 @section Number
 @kindex N
-@deffn Command number @var{[n]}
+@deffn Command number @var{n}
 (@kbd{C-a N})@*
 Change the current window's number. If the given number @var{n} is already
 used by another window, both windows exchange their numbers. If no argument is
@@ -4233,7 +4241,7 @@
 
 @node Silence, Time, Number, Miscellaneous
 @section Silence
-@deffn Command silence @var{[state|sec]}
+@deffn Command silence @var{state|sec}
 (none)@*
 Toggles silence monitoring of windows. When silence is turned on and an 
 affected window is switched into the background, you will receive the
@@ -4284,8 +4292,8 @@
 
 @node Zombie, Printcmd, Version, Miscellaneous
 @section Zombie
-@deffn Command zombie @var{[keys]}
-@deffnx Command defzombie @var{[keys]}
+@deffn Command zombie @var{keys}
+@deffnx Command defzombie @var{keys}
 (none)@*
 Per default windows are removed from the window list as soon as the
 windows process (e.g. shell) exits. When a string of two keys is
@@ -4304,7 +4312,7 @@
 
 @node Printcmd, Sorendition, Zombie, Miscellaneous
 @section Printcmd
-@deffn Command printcmd @var{[cmd]}
+@deffn Command printcmd @var{cmd}
 (none)@*
 If @var{cmd} is not an empty string, screen will not use the terminal
 capabilities @code{po/pf} for printing if it detects an ansi print
@@ -4320,7 +4328,7 @@
 
 @node Sorendition, , Printcmd, Miscellaneous
 @section Sorendition
-@deffn Command sorendition @var{[attr [color]]}
+@deffn Command sorendition @var{attr color}
 (none)@*
 Change the way screen does highlighting for text marking and printing
 messages.
@@ -4454,22 +4462,19 @@
 global initialization files.
 
 @item @code{$SYSSCREENRC}
-@itemx /local/etc/screenrc
+@itemx /etc/screenrc
 @code{screen} initialization commands
 
 @item @code{$SCREENRC}
 @itemx @code{$HOME}/.iscreenrc
 @itemx @code{$HOME}/.screenrc
-Read in after /local/etc/screenrc
+Read in after /etc/screenrc
 
 @item @code{$SCREENDIR}/S-@var{login}
 
-@item /local/screens/S-@var{login}
+@item /tmp/screens/S-@var{login}
 Socket directories (default)
 
-@item /usr/tmp/screens/S-@var{login}
-Alternate socket directories.
-
 @item @var{socket directory}/.termcap
 Written by the @code{dumptermcap} command
 
@@ -4487,7 +4492,7 @@
 @itemx /etc/termcap
 Terminal capability databases
 
-@item /etc/utmp
+@item /var/run/utmp
 Login records
 
 @item @code{$LOCKPRG}
@@ -4590,10 +4595,10 @@
 in order to be able to
 correctly change the owner of the tty device file for each window.
 Special permission may also be required to write the file
-@file{/etc/utmp}.
+@file{/var/run/utmp}.
 
 @item
-Entries in @file{/etc/utmp} are not removed when @code{screen} is killed
+Entries in @file{/var/run/utmp} are not removed when @code{screen} is killed
 with SIGKILL.  This will cause some programs (like "w" or "rwho") to
 advertise that a user is logged on who really isn't.
 
@@ -4674,8 +4679,7 @@
 @cindex socket directory
 
 The socket directory defaults either to @file{$HOME/.screen} or simply to 
-@file{/tmp/screens} or preferably to @file{/usr/local/screens} chosen at 
-compile-time. If @code{screen} is installed
+@file{/tmp/screens}} chosen at compile-time. If @code{screen} is installed
 setuid root, then the administrator should compile screen with an
 adequate (not NFS mounted) @code{SOCKDIR}. If @code{screen} is not
 running setuid-root, the user can specify any mode 700 directory in the