hpux man page for seteuid

seteuid(2)							System Calls Manual							seteuid(2)

NAME
       seteuid(), setegid() - set effective user and group IDs

SYNOPSIS
DESCRIPTION
       sets the effective user ID of the calling process, if euid is equal to the current real or saved user ID, or if the process has appropriate
       privileges.  The real user ID and saved set-user-ID remain unchanged.

       sets the effective group ID of the calling process, if egid is equal to the current real or saved group ID, or if the process has appropri-
       ate privileges.	The real group ID, saved set-group-ID and any supplementary group IDs remain unchanged.

RETURN VALUE
       Upon successful completion, and return 0; otherwise, they return -1 and set to indicate the error.

ERRORS
       and fail if any of the following conditions are encountered:

	      euid,	  or egid, is not a valid user or group ID.

	      The process does not have appropriate privileges and
			  euid/egid does not match the real use/group ID or the saved set-user-ID/set-group-ID.

AUTHOR
       and were developed by HP.

SEE ALSO
       exec(2), getegid(2), geteuid(2), getuid(2), setregid(2), setresgid(2), setresuid(2), setreuid(2), setuid(2).

STANDARDS CONFORMANCE
																	seteuid(2)