z/OS Security Server RACF Callable Services
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RACF authorization

z/OS Security Server RACF Callable Services
SA23-2293-00

  1. If the high-order bit of the input z/OS UNIX user identifier (UID) is off and if the user is the superuser or if the input UID is equal to the real or saved UID of the calling process, the effective UID of the process is changed to the input UID. The real and saved UIDs are not changed. The new values of the UIDs are returned to the calling process.
Parent topic: R_seteuid (IRRSEU00): Set effective UID, set all UIDs

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