MagickAlphaCompositeQuantum   89 magick/alpha_composite.h       value=delta*MagickAlphaCompositeQuantum(change->red,change_alpha,base->red,base_alpha);
MagickAlphaCompositeQuantum   92 magick/alpha_composite.h       value=delta*MagickAlphaCompositeQuantum(change->green,change_alpha,base->green,base_alpha);
MagickAlphaCompositeQuantum   95 magick/alpha_composite.h       value=delta*MagickAlphaCompositeQuantum(change->blue,change_alpha,base->blue,base_alpha);