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Annotation of researchv10dc/man/adm/man3/setbuf.3, revision 1.1

1.1     ! root        1: .TH SETBUF 3S
        !             2: .CT 2 file_io
        !             3: .SH NAME
        !             4: setbuf \(mi assign buffering to a stream
        !             5: .SH SYNOPSIS
        !             6: .nf
        !             7: .B #include <stdio.h>
        !             8: .PP
        !             9: .B setbuf(stream, buf)
        !            10: .B FILE *stream;
        !            11: .B char buf[BUFSIZ];
        !            12: .fi
        !            13: .SH DESCRIPTION
        !            14: .I Setbuf
        !            15: is used after a stream has been opened but before it
        !            16: is read or written.
        !            17: It causes the character array
        !            18: .I buf
        !            19: to be used instead of an automatically allocated buffer.
        !            20: If
        !            21: .I buf
        !            22: is the constant pointer
        !            23: .LR NULL ,
        !            24: input/output will be completely unbuffered.
        !            25: .PP
        !            26: A buffer is normally obtained from
        !            27: .IR  malloc (3)
        !            28: upon the first
        !            29: .IR getc (3)
        !            30: or
        !            31: .IR  putc
        !            32: on the file.
        !            33: Initially,
        !            34: the standard stream
        !            35: .I stderr
        !            36: is unbuffered,
        !            37: and the standard stream
        !            38: .I stdout
        !            39: is flushed automatically
        !            40: whenever new data is read by
        !            41: .IR getc .
        !            42: The latter magic may be dissolved by a call to
        !            43: .IR setbuf .
        !            44: .SH "SEE ALSO"
        !            45: .IR stdio (3), 
        !            46: .IR malloc (3)

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