Parameters

Work_area: The name of a 1024-byte work area for SAF and RACF® usage. The work area must be in the primary address space.
ALET: The name of a word containing the ALET for the following parameter. Each parameter must have an ALET specified. Each ALET can be different. The words containing the ALETs must be in the primary address space.
SAF_return_code: The name of a fullword in which the SAF router returns the SAF return code.
RACF_return_code: The name of a fullword in which the service routine stores the return code.
RACF_reason_code: The name of a fullword in which the service routine stores the reason code.
UID: The name of a fullword containing the z/OS UNIX user identifier (UID) to be set. The UID must be defined to RACF. If the high-order bit is on, the UIDs stored in the output area are stored as the real, effective, and saved UIDs (in that order) for the current process.
Output_area: The name of a 3-word area in which the new real, effective, and saved z/OS UNIX user identifiers (UIDs) (in that order) are returned. If the high-order bit of the UID is on, the real, effective, and saved UIDs in this area are stored as the real, effective, and saved UIDs for the current process.