UndefinedLayer 666 Magick++/lib/Magick++/Include.h using MagickCore::UndefinedLayer; UndefinedLayer 1239 magick/option.c { "Undefined", UndefinedLayer, UndefinedOptionFlag, MagickTrue }, UndefinedLayer 1256 magick/option.c { (char *) NULL, UndefinedLayer, UndefinedOptionFlag, MagickFalse }