1% PDF/X-3:2002 2 3\enabletrackers[backend.format,backend.variables] 4 5\setupbackend 6 [format=PDF/X-3:2002, 7 level=9, % maybe compresslevel 8 intent=ISOcoated_v2_eci.icc] 9 10\input pdf-x-common.mkiv 11