UndefinedEvaluateOperator  528 Magick++/lib/Magick++/Include.h   using MagickCore::UndefinedEvaluateOperator;
UndefinedEvaluateOperator 1022 magick/option.c     { "Undefined", UndefinedEvaluateOperator, UndefinedOptionFlag, MagickTrue },
UndefinedEvaluateOperator 1059 magick/option.c     { (char *) NULL, UndefinedEvaluateOperator, UndefinedOptionFlag, MagickFalse }
UndefinedEvaluateOperator  228 magick/statistic.c     case UndefinedEvaluateOperator: