(void) fseek(stream, 0L, SEEK_SET)
              SEEK_CUR.
       #include <stdio.h>
       C89, C99.
       EBADF  The stream specified is not a seekable stream.
       EINVAL The whence argument to fseek() was not  SEEK_SET,  SEEK_END,  or
       The  fseek()  function  sets the file position indicator for the stream
       The  functions fgetpos(), fseek(), fsetpos(), and ftell() may also fail
       The  rewind()  function  returns no value.  Upon successful completion,
       The  rewind()  function sets the file position indicator for the stream
       The fgetpos() and fsetpos() functions are alternate interfaces  equiva�       The ftell() function obtains the current value  of  the  file  position
       This  page  is  part of release 3.35 of the Linux man-pages project.  A
       and set errno  for  any  of  the  errors  specified  for  the  routines
       be found at http://man7.org/linux/man-pages/.
       by  adding offset bytes to the position specified by whence.  If whence
       clearerr(3)).
       complex object and these routines may be the only way to portably repo�       description of the project, and information about reporting  bugs,  can
       end-of-file  indicator  for  the  stream  and undoes any effects of the
       error.
       except  that  the  error  indicator for the stream is also cleared (see
       fflush(3), fstat(2), lseek(2), and malloc(3).
       fgetpos(), fseek(), fsetpos() return 0, and ftell() returns the current
       fgetpos, fseek, fsetpos, ftell, rewind - reposition a stream
       indicator for the stream pointed to by stream.
       int fgetpos(FILE *stream, fpos_t *pos);
       int fseek(FILE *stream, long offset, int whence);
       int fsetpos(FILE *stream, fpos_t *pos);
       is set to SEEK_SET, SEEK_CUR, or SEEK_END, the offset  is  relative  to
       lent  to ftell() and fseek() (with whence set to SEEK_SET), setting and
       long ftell(FILE *stream);
       lseek(2), fseeko(3)
       offset.   Otherwise,  -1  is  returned and errno is set to indicate the
       pointed to by stream to the beginning of the file.   It  is  equivalent
       pointed to by stream.  The new position, measured in bytes, is obtained
       referenced  by pos.  On some non-UNIX systems an fpos_t object may be a
       respectively.  A successful call to the  fseek()  function  clears  the
       sition a text stream.
       storing the current value of the file offset into or  from  the  object
       the  start of the file, the current position indicator, or end-of-file,
       to:
       ungetc(3) function on the same stream.
       void rewind(FILE *stream);
COLOPHON
CONFORMING TO
DESCRIPTION
ERRORS
FSEEK(3)                   Linux Programmer's Manual                  FSEEK(3)
GNU                               1993-11-29                          FSEEK(3)
NAME
RETURN VALUE
SEE ALSO
SYNOPSIS
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