Variable: path-separator
path-separator is a variable defined in emacs.c.
Value
":"
Documentation
String containing the character that separates directories in search paths, such as PATH and other similar environment variables.
Probably introduced at or before Emacs version 19.29.
Source Code
// Defined in /usr/src/emacs/src/emacs.c
DEFVAR_LISP ("path-separator", Vpath_separator,
doc: /* String containing the character that separates directories in
search paths, such as PATH and other similar environment variables. */);