more hacking on the new tiff saver
more hacking on the new tiff saver

leiyangyou/libvips,jcupitt/libvips,wishabi/libvips,leiyangyou/libvips,mcanthony/libvips,mcanthony/libvips,lovell/libvips,jcupitt/libvips,lovell/libvips,leiyangyou/libvips,leiyangyou/libvips,wishabi/libvips,jcupitt/libvips,lovell/libvips,mcanthony/libvips,wishabi/libvips,jcupitt/libvips,mcanthony/libvips,wishabi/libvips,lovell/libvips