• machine-instance → description

• description - a string or nil.

Returns a string that identifies the particular instance of the computer hardware on which Common Lisp is running, or nil if no such string can be computed.

(machine-instance) 

→

"ACME.COM"
or "S/N 123231"
or "18.26.0.179"
or "AA-00-04-00-A7-A4"

None.

The machine instance, and the implementation.

None.

Function MACHINE-TYPE, Function MACHINE-VERSION

None.