1_native:
    PBM6 native device drivers are loaded on startup.

2_bios:
    BIOS drivers are loaded on startup. You can load the boot manager native drivers from the menu.

3_4blind:
    For blind and visually impaired people.
    The files here have the PC Speaker support enabled from start. You can 
    disable/enable the beeps with CTRL-F5. Pressing F5 beeps the text as 
    Morse Code. You find more information in the "doc" directory. There is
    a MP3 file and also a text file with the spoken text.

    Morse Code at Wikipedia: https://en.wikipedia.org/wiki/Morse_code
