for display.
This variable has the form
-((COLUMN COLUMN ...) (COLUMN COLUMN ...) ...)
+ ((COLUMN COLUMN ...) (COLUMN COLUMN ...) ...)
Each element in `ibuffer-formats' should be a list containing COLUMN
specifiers. A COLUMN can be any of the following:
(defcustom ibuffer-default-directory nil
"The default directory to use for a new ibuffer buffer.
-Nil means inherit the directory of the buffer in which `ibuffer' was
+If nil, inherit the directory of the buffer in which `ibuffer' was
called. Otherwise, this variable should be a string naming a
directory, like `default-directory'."
:type '(choice (const :tag "Inherit" :value nil)