cmsSigPreview2Tag 5412 src/cmstypes.c     { cmsSigPreview2Tag,            { 1, 3,  { cmsSigLut16Type, cmsSigLutBtoAType, cmsSigLut8Type }, DecideLUTtypeB2A}, &SupportedTags[32]},
cmsSigPreview2Tag 5280 testbed/testcms2.c         if (!CheckLUT(Pass, h, cmsSigPreview2Tag)) return 0;