UndefinedJoin     351 Magick++/lib/Magick++/Include.h   using MagickCore::UndefinedJoin;
UndefinedJoin    1158 magick/option.c     { "Undefined", (ssize_t) UndefinedJoin, MagickTrue },
UndefinedJoin    1162 magick/option.c     { (char *) NULL, (ssize_t) UndefinedJoin, MagickFalse }