default-mode-line-format

default-mode-line-format is a variable defined in `C source code'.
Its value is

("%e" mode-line-front-space mode-line-mule-info mode-line-client mode-line-modified mode-line-remote mode-line-frame-identification mode-line-buffer-identification "   " mode-line-position
 (vc-mode vc-mode)
 "  " mode-line-modes mode-line-misc-info mode-line-end-spaces)

• This variable is obsolete since 23.2;
  use `mode-line-format' instead.

Documentation:
Default value of `mode-line-format' for buffers that don't override it.
This is the same as (default-value 'mode-line-format).