Compaq AlphaServer ES40 - 6.3 Setting Environment Variables for Tru64 UNIX or OpenVMS

6-10 Compaq AlphaServer ES40 Service Guide
6.3 Setting Environment Variables for Tru64 UNIX or
OpenVMS
Environment variables pass configuration information between the
console and the operating system. Their settings determine how the
system powers up, boots the operating system, and operates.
•
To check the setting for a specific environment variable, enter the show
envar command, where the name of the environment variable is
substituted for envar.
•
To reset an environment variable, use the set envar command, where the
name of the environment variable is substituted for envar.