io_shift_cbuf    2397 io.c                           io_shift_cbuf(fptr, fptr->cbuf.len, &str);
io_shift_cbuf    2403 io.c                               io_shift_cbuf(fptr, fptr->cbuf.len, &str);
io_shift_cbuf    2945 io.c           		io_shift_cbuf(fptr, (int)cnt - i, NULL);
io_shift_cbuf    3515 io.c                       io_shift_cbuf(fptr, r, &str);
io_shift_cbuf    3519 io.c           	    io_shift_cbuf(fptr, MBCLEN_CHARFOUND_LEN(r), &str);