pub unsafe extern "C" fn ffg3dk( fptr: *mut fitsfile, group: c_long, nulval: c_int, ncols: LONGLONG, nrows: LONGLONG, naxis1: LONGLONG, naxis2: LONGLONG, naxis3: LONGLONG, array: *mut c_int, anynul: *mut c_int, status: *mut c_int) -> c_int