halftone->ncolors = get_integer_resource (dpy, "colors", "Colors");
if (halftone->ncolors < 4) halftone->ncolors = 4;
halftone->colors = (XColor *) calloc(halftone->ncolors, sizeof(XColor));
halftone->ncolors = get_integer_resource (dpy, "colors", "Colors");
if (halftone->ncolors < 4) halftone->ncolors = 4;
halftone->colors = (XColor *) calloc(halftone->ncolors, sizeof(XColor));