XorEvaluateOperator  392 Magick++/lib/Magick++/Include.h   using MagickCore::XorEvaluateOperator;
XorEvaluateOperator 1016 magick/option.c     { "Xor", XorEvaluateOperator, UndefinedOptionFlag, MagickFalse },
XorEvaluateOperator  405 magick/statistic.c     case XorEvaluateOperator: