mt 1955 ext/gd/libgd/gd_topal.c int mt = -1; mt 1959 ext/gd/libgd/gd_topal.c if (im->alpha[i] > mt) mt 1962 ext/gd/libgd/gd_topal.c mt = im->alpha[i]; mt 1967 ext/gd/libgd/gd_topal.c if (im->alpha[i] == mt)