Windows NT Environment Variables
NT Environment variables are stored in the system registry. They help NT find programs and control programs. There are environment variables used by the system which are modified by administrators. User environment variables are used to customize settings for users. The Environment tab in the System applet in the control panel is used to change environment variables.
- %HOMEDIR% - The userís home directory.
- %HOMEDRIVE% - The home directory share logical drive.
- %HOMEPATH% - The userís home directory folder path.
- %HOMESHARE% - The folder share name containing the userís home directory folder.
- %OS% - The operating system being used on the user's computer.
- %PROCESSOR% - The CPU type of the machine.
- %PROCESSOR_ARCHITECTURE% - The user's computer's processor architecture, such as Intel.
- %PROCESSOR_LEVEL% - The user's computer's processor type, such as 486.
- %USERDOMAIN% - The NT domain name of the account the user is logged into.
- %USERNAME% - The userís ID in the form of the username.
System environment variables are specified in the NT workstation study guide or a DOS manual.