default-fringes-outside-margins

default-fringes-outside-margins is a variable defined in `C source code'.
Its value is

nil

• This variable is obsolete since 23.2;
  use `fringes-outside-margins' instead.

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