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Annotation of researchv10dc/man/adm/man3/fseek.3, revision 1.1.1.1

1.1       root        1: .TH FSEEK 3S
                      2: .CT 2 file_io
                      3: .SH NAME
                      4: fseek, ftell, rewind \(mi reposition a stream
                      5: .SH SYNOPSIS
                      6: .nf
                      7: .B #include <stdio.h>
                      8: .PP
                      9: .B int fseek(stream, offset, ptrname)
                     10: .B FILE *stream;
                     11: .B long offset;
                     12: .PP
                     13: .B long ftell(stream)
                     14: .B FILE *stream;
                     15: .PP
                     16: .B int rewind(stream)
                     17: .fi
                     18: .SH DESCRIPTION
                     19: .I Fseek
                     20: sets the position of the next input or output
                     21: operation on the
                     22: .IR stream .
                     23: The new position is at the signed distance
                     24: .I offset
                     25: bytes
                     26: from the beginning, the current position, or the end of the file,
                     27: as
                     28: .I ptrname
                     29: has the value 0, 1 or 2 respectively.
                     30: .PP
                     31: .I Ftell
                     32: returns the current value of the file pointer for the file
                     33: associated with the named
                     34: .IR stream .
                     35: .PP
                     36: .IR Rewind ( stream )
                     37: is equivalent to
                     38: .BR "fseek(stream, 0L, 0)" .
                     39: .SH "SEE ALSO"
                     40: .IR lseek (2),
                     41: .IR stdio (3)
                     42: .SH DIAGNOSTICS
                     43: .I Fseek
                     44: returns \-1
                     45: for improper seeks.
                     46: .SH BUGS
                     47: The interaction of
                     48: .I fseek
                     49: and
                     50: .IR ungetc (3)
                     51: is undefined.

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