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NAME

       gfs_pio_error - check file status

SYNOPSIS

       #include <gfarm/gfarm.h>

       char *gfs_pio_error (GFS_File gf);

DESCRIPTION

       The  function  gfs_pio_error()  tests  the error indicator for the file
       pointed to by gf, returning non-zero if it is set.

RETURN VALUES

       NULL   There is no error.

       Others An error occurred.  The reason is shown by its pointed  strings.

SEE ALSO

       gfs_pio_create(3), gfs_pio_eof(3), gfs_pio_open(3)