3 ms·

See also both Windows 3.1 and the “DOS extenders” used to build applications that were launched from DOS but ran in protected mode with additional facilities.

• billpg 5y ago
  The same guy insisted to me that Windows (pre-95) was not an Operating System either, for the same reason mine wasn't.
  • rep_lodsb 5y ago
    Win9x also uses DOS as a boot loader :)