Gets all the values in aa set of configuration variables.
(tpm_varlist var_id)
Returns a list of name-value pairs or nil.
| var_id | Configuration variables ID (real) |
Each a-list has this format:
(variable name . value)
Configuration variables are composed of cleanup variables, cleanup action variables, and topology variables. The variables are initialized to their default values. For a list of these variables and their default values, see Configuration Variables.