91693eac_bserver__Linux_And_Open_Source__ALLUSERSPROFILE
[%ALLUSERSPROFILE%] %HOMESHARE% System returns the network path to the user's shared 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] 
HOMESHARE
Environment Variables Windows 2000/XP - Tech Observer: Linux And Open Source
ALLUSERSPROFILE