Bell 32V development

Work on file usr/man/man3/ferror.3s

Co-Authored-By: John Reiser <jfr@research.uucp>
Synthesized-from: 32v

diff --git a/usr/man/man3/ferror.3s b/usr/man/man3/ferror.3s
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+.TH FERROR 3S 
+.SH NAME
+feof, ferror, clearerr, fileno \- stream status inquiries
+.SH SYNOPSIS
+.B #include <stdio.h>
+.PP
+.B feof(stream)
+.br
+.SM
+.B FILE
+.B *stream;
+.PP
+.B ferror(stream)
+.br
+.SM
+.B FILE
+.B *stream
+.PP
+.B clearerr(stream)
+.br
+.SM
+.B FILE
+.B *stream
+.PP
+.B fileno(stream)
+.br
+.SM
+.B FILE
+.B *stream;
+.SH DESCRIPTION
+.I Feof
+returns non-zero when end of file is read on the named input
+.I stream,
+otherwise zero.
+.PP
+.I Ferror
+returns non-zero when an error has occurred reading or writing
+the named
+.I stream,
+otherwise zero.
+Unless cleared by
+.I clearerr,
+the error indication lasts until
+the stream is closed.
+.PP
+.I Clrerr
+resets the error indication on the named
+.I stream.
+.PP
+.I Fileno
+returns the integer file descriptor
+associated with the
+.I stream,
+see
+.IR  open (2).
+.PP
+These functions
+are implemented as macros;
+they cannot be redeclared.
+.SH "SEE ALSO"
+fopen(3), open(2)