cmsIT8SetPropertyHex 1810 include/lcms2.h CMSAPI cmsBool          CMSEXPORT cmsIT8SetPropertyHex(cmsHANDLE hIT8, const char* cProp, cmsUInt32Number Val);
cmsIT8SetPropertyHex 6699 testbed/testcms2.c     cmsIT8SetPropertyHex(it8, "MATERIAL",     0x123);