91693eac_bserver__Linux_And_Open_Source__ALLUSERSPROFILE
[%ALLUSERSPROFILE%] %ERRORLEVEL% System returns the error code of the most recently used command. A non-0 value usually indicates an error. [ALLUSERSPROFILE] 
ERRORLEVEL
Environment Variables Windows 2000/XP - Tech Observer: Linux And Open Source
ALLUSERSPROFILE