### EMS_GTUNE

Inquire an EMS tuning parameter

#### Description:

Return the value of an EMS tuning parameter. The possible tuning parameters are those defined in EMS_TUNE.

The routine will attempt to execute regardless of the given value of STATUS. If the given value is not SAI__OK, then it is left unchanged, even if the routine fails to complete. If STATUS is SAI__OK on entry and the routine fails to complete, STATUS will be set and an error report made.

#### Invocation

CALL EMS_TUNE( KEY, VALUE, STATUS )

#### Arguments

##### KEY = CHARACTER $\ast$ ( $\ast$ ) (Given)
The tuning parameter keyword
##### VALUE = INTEGER (Returned)
The current value of the tuning parameter.
##### STATUS = INTEGER (Given and Returned)
The global status.