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Annotation of cci/usr/src/man/man3/ttyname.3, revision 1.1

1.1     ! root        1: .TH TTYNAME 3  "19 January 1983"
        !             2: .SH NAME
        !             3: ttyname, isatty, ttyslot \- find name of a terminal
        !             4: .SH SYNOPSIS
        !             5: .B char *ttyname(filedes)
        !             6: .PP
        !             7: .B isatty(filedes)
        !             8: .PP
        !             9: .B ttyslot()
        !            10: .SH DESCRIPTION
        !            11: .I Ttyname
        !            12: returns a pointer to the null-terminated path name
        !            13: of the terminal device associated with file descriptor
        !            14: .I filedes
        !            15: (this is a system file descriptor and has nothing to do with the
        !            16: standard I/O FILE typedef).
        !            17: .PP
        !            18: .I Isatty
        !            19: returns 1 if
        !            20: .I filedes
        !            21: is associated with a terminal device, 0 otherwise.
        !            22: .PP
        !            23: .I Ttyslot
        !            24: returns the number of the entry in the
        !            25: .IR ttys (5)
        !            26: file for the control terminal of the current process.
        !            27: .SH FILES
        !            28: /dev/\(**
        !            29: .br
        !            30: /etc/ttys
        !            31: .SH SEE ALSO
        !            32: ioctl(2), ttys(5)
        !            33: .SH DIAGNOSTICS
        !            34: .I Ttyname
        !            35: returns a null pointer (0) if
        !            36: .I filedes
        !            37: does not describe a terminal device in directory `/dev'.
        !            38: .PP
        !            39: .I Ttyslot
        !            40: returns 0 if `/etc/ttys' is inaccessible or if
        !            41: it cannot determine the control terminal.
        !            42: .SH BUGS
        !            43: The return value points to static data
        !            44: whose content is overwritten by each call.

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