@end example
@end defun
-@defvar search-whitespace-regexp
+@defvar search-spaces-regexp
If this variable is non-@code{nil}, it should be a regular expression
that says how to search for whitespace. In that case, any group of
spaces within in a regular expression being searched for stands for
use of this regular expression. However, spaces inside of constructs
such as @samp{[@dots{}]} and @samp{*}, @samp{+}, @samp{?} are not
-affected by @code{search-whitespace-regexp}.
+affected by @code{search-spaces-regexp}.
@end defvar
@node POSIX Regexps