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RedHat 9 (Linux i386) - man page for getresgid (redhat section 2)

GETRESUID(2)			    Linux Programmer's Manual			     GETRESUID(2)

NAME
       getresuid, getresgid - get real, effective and saved user or group ID

SYNOPSIS
       #include <unistd.h>

       int getresuid(uid_t *ruid, uid_t *euid, uid_t *suid);
       int getresgid(gid_t *rgid, gid_t *egid, gid_t *sgid);

DESCRIPTION
       getresuid  and  getresgid  (both  introduced  in Linux 2.1.44) get the real, effective and
       saved user ID's (resp. group ID's) of the current process.

RETURN VALUE
       On success, zero is returned.  On error, -1 is returned, and errno is set appropriately.

ERRORS
       EFAULT One of the arguments specified an address outside  the  calling  program's  address
	      space.

CONFORMING TO
       This call is Linux-specific.

SEE ALSO
       getuid(2), setuid(2), setreuid(2), setresuid(2)

Linux 2.1.44				    1997-07-16				     GETRESUID(2)


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