Boot Files Used by the BootIt BM Multi-OS Function on DOS

• IO.SYS (must be first in root for v6.22 and earlier)
• MSDOS.SYS (must be second in root for v6.22 and earlier)
• COMMAND.COM
• AUTOEXEC.BAT
• CONFIG.SYS

Additionally, if you want to use drive compression, you will need to include the following files:

• DRVSPACE.* 
• DBLSPACE.*

The Multi-OS feature of BootIt BM makes use of the following boot files, when used with
PC-DOS:

• IBMBIO.COM (must be first in root)
• IBMDOS.COM (must be second in root)
• COMMAND.COM
• AUTOEXEC.BAT
• CONFIG.SYS