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2.6.3 Environment Variables for Edwin

These environment variables are referred to by Edwin.

EDWIN_BINARY_DIRECTORY
Directory where Edwin expects to find files providing autoloaded facilities. The default is edwin on the library path.
EDWIN_INFO_DIRECTORY
Directory where Edwin expects to find files for the `info' documentation subsystem. The default is edwin/info on the library path.
EDWIN_ETC_DIRECTORY
Directory where Edwin expects to find utility programs and documentation strings. The default is edwin on the library path.
ESHELL
Filename of the shell program to use in shell buffers. If not defined, the SHELL environment variable is used instead.
SHELL
Filename of the shell program to use in shell buffers and when executing shell commands. Used to initialize the shell-path-name editor variable. The default is /bin/sh on unix systems and cmd.exe on Windows systems.
PATH
Used to initialize the exec-path editor variable, which is subsequently used for finding programs to be run as subprocesses.
DISPLAY
Used when Edwin runs under unix and uses X11. Specifies the display on which Edwin will create windows.
TERM
Used when Edwin runs under unix on a terminal. Terminal type.
LINES
Used when Edwin runs under unix on a terminal. Number of text lines on the screen, for systems that don't support `TIOCGWINSZ'.
COLUMNS
Used when Edwin runs under unix on a terminal. Number of text columns on the screen, for systems that don't support `TIOCGWINSZ'.