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Annotation of 43BSDReno/lib/libc/sys/setregid.2, revision 1.1

1.1     ! root        1: .\" Copyright (c) 1983 The Regents of the University of California.
        !             2: .\" All rights reserved.
        !             3: .\"
        !             4: .\" Redistribution and use in source and binary forms are permitted provided
        !             5: .\" that: (1) source distributions retain this entire copyright notice and
        !             6: .\" comment, and (2) distributions including binaries display the following
        !             7: .\" acknowledgement:  ``This product includes software developed by the
        !             8: .\" University of California, Berkeley and its contributors'' in the
        !             9: .\" documentation or other materials provided with the distribution and in
        !            10: .\" all advertising materials mentioning features or use of this software.
        !            11: .\" Neither the name of the University nor the names of its contributors may
        !            12: .\" be used to endorse or promote products derived from this software without
        !            13: .\" specific prior written permission.
        !            14: .\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
        !            15: .\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
        !            16: .\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            17: .\"
        !            18: .\"    @(#)setregid.2  6.3 (Berkeley) 6/23/90
        !            19: .\"
        !            20: .TH SETREGID 2 "June 23, 1990"
        !            21: .UC 5
        !            22: .SH NAME
        !            23: setregid \- set real and effective group ID
        !            24: .SH SYNOPSIS
        !            25: .ft B
        !            26: setregid(rgid, egid)
        !            27: .br
        !            28: int rgid, egid;
        !            29: .ft R
        !            30: .SH DESCRIPTION
        !            31: The real and effective group ID's of the current process
        !            32: are set to the arguments.
        !            33: Unprivileged users may change the real group
        !            34: ID to the effective group ID and vice-versa; only the super-user may
        !            35: make other changes.
        !            36: .PP
        !            37: Supplying a value of \-1 for either the real or effective
        !            38: group ID forces the system to substitute the current
        !            39: ID in place of the \-1 parameter.
        !            40: .SH "RETURN VALUE
        !            41: Upon successful completion, a value of 0 is returned.  Otherwise,
        !            42: a value of \-1 is returned and \fIerrno\fP is set to indicate the error.
        !            43: .SH "ERRORS
        !            44: .TP 15
        !            45: [EPERM]
        !            46: The current process is not the super-user and a change
        !            47: other than changing the effective group-id to the real group-id
        !            48: was specified.
        !            49: .SH "SEE ALSO"
        !            50: getgid(2), setreuid(2), setgid(3)

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