NAME

       gfs_pio_ungetc - push a character back

SYNOPSIS

       #include <gfarm/gfarm.h>

       int gfs_pio_ungetc (GFS_File gf, int c);

DESCRIPTION

       gfs_pio_ungetc()  pushes a character c back to the file gf.  gfs_pio_ungetc() is needed to
       follow gfs_pio_getc(3).

RETURN VALUES

       EOF    gfs_pio_ungetc() does not follow gfs_pio_getc(3).

       Others The function terminated successfully.

SEE ALSO

       gfs_pio_create(3), gfs_pio_error(3), gfs_pio_getc(3), gfs_pio_open(3)