halftone->buffer = halftone->window;
#else
halftone->buffer = XCreatePixmap(halftone->dpy, halftone->window, halftone->buffer_width, halftone->buffer_height, attrs->depth);
halftone->buffer = halftone->window;
#else
halftone->buffer = XCreatePixmap(halftone->dpy, halftone->window, halftone->buffer_width, halftone->buffer_height, attrs->depth);