int _tiffNullMapProc(thandle_t hdata, tdata_t* pbase, toff_t* psize) {
    (void) hdata; (void) pbase; (void) psize;
    return (0);
}
int _tiffNullMapProc(thandle_t hdata, tdata_t* pbase, toff_t* psize) {
    (void) hdata; (void) pbase; (void) psize;
    return (0);
}