cmsSigMCH4Data    791 src/cmspcs.c          case PT_MCH4: return cmsSigMCH4Data;
cmsSigMCH4Data    837 src/cmspcs.c       case cmsSigMCH4Data: return PT_MCH4;
cmsSigMCH4Data    902 src/cmspcs.c       case cmsSigMCH4Data: