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Annotation of 43BSDReno/lib/libc/stdio/fread.3, revision 1.1

1.1     ! root        1: .\" Copyright (c) 1980 Regents of the University of California.
        !             2: .\" All rights reserved.  The Berkeley software License Agreement
        !             3: .\" specifies the terms and conditions for redistribution.
        !             4: .\"
        !             5: .\"    @(#)fread.3     6.2 (Berkeley) 4/1/89
        !             6: .\"
        !             7: .TH FREAD 3  "April 1, 1989"
        !             8: .UC 4
        !             9: .SH NAME
        !            10: fread, fwrite \- buffered binary input/output
        !            11: .SH SYNOPSIS
        !            12: .B #include <stdio.h>
        !            13: .PP
        !            14: .B fread(ptr, sizeof(*ptr), nitems, stream)
        !            15: .br
        !            16: .SM
        !            17: .B FILE
        !            18: .B *stream;
        !            19: .PP
        !            20: .B fwrite(ptr, sizeof(*ptr), nitems, stream)
        !            21: .br
        !            22: .SM
        !            23: .B FILE
        !            24: .B *stream;
        !            25: .SH DESCRIPTION
        !            26: .I Fread
        !            27: reads, into a block beginning at
        !            28: .IR ptr ,
        !            29: .I nitems
        !            30: of data of the type of
        !            31: .I *ptr
        !            32: from the named input
        !            33: .IR stream .
        !            34: It returns the number of items actually read.
        !            35: .PP
        !            36: If
        !            37: .I stream
        !            38: is
        !            39: .B stdin
        !            40: and the standard output is line buffered, then any partial output line
        !            41: will be flushed before any call to
        !            42: .IR read (2)
        !            43: to satisfy the
        !            44: .IR fread .
        !            45: .PP
        !            46: .I Fwrite
        !            47: appends at most
        !            48: .I nitems
        !            49: of data of the type of
        !            50: .I *ptr
        !            51: beginning at
        !            52: .I ptr
        !            53: to the named output
        !            54: .IR stream .
        !            55: It returns the number of items actually written.
        !            56: .SH "SEE ALSO"
        !            57: read(2),
        !            58: write(2),
        !            59: fopen(3),
        !            60: getc(3),
        !            61: putc(3),
        !            62: gets(3),
        !            63: puts(3),
        !            64: printf(3),
        !            65: scanf(3)
        !            66: .SH DIAGNOSTICS
        !            67: .I Fread
        !            68: and
        !            69: .I fwrite
        !            70: return
        !            71: 0
        !            72: upon end of file or error.

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