(define-call "setfsuid" int minusp (uid uid-t))
(define-call "setreuid" int minusp (ruid uid-t) (euid uid-t))
(define-call "setresuid" int minusp (ruid uid-t) (euid uid-t) (suid uid-t))
(define-call "setfsuid" int minusp (uid uid-t))
(define-call "setreuid" int minusp (ruid uid-t) (euid uid-t))
(define-call "setresuid" int minusp (ruid uid-t) (euid uid-t) (suid uid-t))