DOS ain't dead

when DOS is not DOS (Miscellaneous)

posted by 0ffer , 16.06.2015, 16:50

> To get around this and have io.sys load and run your own code
> directly it must be a DOS "MZ" exe file even though it is named
> command.com and the first byte of the code must be 0x7A which is is checked
> by io.sys.

How to change io.sys from MS-DOS 7.10 to remove this check?
io.sys from MS-DOS 8.0 make other check...

Complete thread:

• when DOS is not DOS - mikegonta, 14.06.2015, 15:02 (Miscellaneous)
  • when DOS is not DOS - glennmcc, 14.06.2015, 19:42
    • when DOS is not DOS - mikegonta, 14.06.2015, 19:56
  • when DOS is not DOS - 0ffer, 16.06.2015, 16:50
  • when DOS is not DOS - mikegonta, 17.06.2015, 13:41