#### 25.1.3 Environment Inquiry

Environment inquiry defined names provide information about the hardware and software configuration on which a Common Lisp program is being executed.

Figure 25–3 shows defined names relating to environment inquiry.

      *features*                   machine-instance  short-site-name
      lisp-implementation-type     machine-type      software-type
      lisp-implementation-version  machine-version   software-version
      long-site-name               room

        Figure 25–3: Defined names relating to environment inquiry.