The text of the error message associated with the operating system status value, SYSTAT, is assigned to the named message token. This token may then be included in an error message. If the token is already defined, the error message is appended to the existing token value.

CALL EMS_SYSER( TOKEN, SYSTAT )

TOKEN = CHARACTER $\ast$ ( $\ast$ ) (Given)

SYSTAT = INTEGER (Given)

The messages generated using this facility will depend upon the computer system in use.