gfs_pio_ungetc
Name
gfs_pio_ungetc -- push a character back
Synopsis
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)