91693eac_bserver__Linux_And_Open_Source__ALLUSERSPROFILE
[%ALLUSERSPROFILE%] %HOMEPATH% System returns the full path of the user's home directory. This variable is set based on the value of the home directory. The user's home directory is specified in Local Users and Groups. [ALLUSERSPROFILE] 
HOMEPATH
Environment Variables Windows 2000/XP - Tech Observer: Linux And Open Source
ALLUSERSPROFILE