I don't know what to remove or keep there so here is what it says,
Autoexec.bat
@echo off
SET BLASTER=A220 I5 D1 T4
LH C:\WINDOWS\AU10DOS.COM > nul
PATH C:\Windows;C:\Windows\Command;C:\DOS
REM =======APPEND CD-ROM DRIVE =========
rem - By Windows Setup - C:\WINDOWS\COMMAND\MSCDEX.EXE/D:CDROM001/L

>nul
REM =====APPEND CD-ROM DRIVE ======
SET PATH=C:\BITWARE\;%PATH%;C:\PROGRA~1\COMMON~1\AUTODE~1
Here is the configsys.
LASTDRIVE=Z
REM =====APPEND CD-ROM DRIVE ========
DEVICE=C\CDROM\CDROMDRV.SYS /D:CDROM001 > nul
REM ======APPEND CD-ROM DRIVE =======
this is all greek to me, so hopefully it will make some sense to you.
Thanks heaps