cmsSigViewingConditionsType 5254 src/cmstypes.c {TYPE_HANDLER(cmsSigViewingConditionsType,     ViewingConditions),   &SupportedTagTypes[25] },
cmsSigViewingConditionsType 5446 src/cmstypes.c     { cmsSigViewingConditionsTag,   { 1, 1, { cmsSigViewingConditionsType },  NULL}, &SupportedTags[58]},