@item EMACSPATH
A colon-separated list of directories to search for executable
files---used to initialize @code{exec-path}.
+@item EMAIL
+@vindex user-mail-address@r{, initialization}
+Your email address; used to initialize the Lisp variable
+@code{user-mail-address}, which the Emacs mail interface puts into
+the @samp{From} header of outgoing messages (@pxref{Mail Headers}).
@item ESHELL
Used for shell-mode to override the @env{SHELL} environment variable.
@item HISTFILE
@pindex addpm, MS-Windows installation program
@cindex registry, setting environment variables and resources on MS-Windows
-On MS-Windows, the installation program @command{addpm.exe} adds values
-for @env{emacs_dir}, @env{EMACSLOADPATH}, @env{EMACSDATA},
+Under MS-Windows, the installation program @command{addpm.exe} adds
+values for @env{emacs_dir}, @env{EMACSLOADPATH}, @env{EMACSDATA},
@env{EMACSPATH}, @env{EMACSDOC}, @env{SHELL} and @env{TERM} to the
@file{HKEY_LOCAL_MACHINE} section of the system registry, under
@file{/Software/GNU/Emacs}. It does this because there is no standard
place to set environment variables across different versions of
-Windows. Running @command{addpm.exe} is no longer strictly
-necessary in recent versions of Emacs, but if you are upgrading from
-an older version, running @command{addpm.exe} ensures that you do not have
+Windows. Running @command{addpm.exe} is no longer strictly necessary
+in recent versions of Emacs, but if you are upgrading from an older
+version, running @command{addpm.exe} ensures that you do not have
older registry entries from a previous installation, which may not be
compatible with the latest version of Emacs.