hist2d            153 third_party/libjpeg/jquant2.c typedef hist2d * hist3d;	/* type for top-level pointer */
hist2d           1264 third_party/libjpeg/jquant2.c     ((j_common_ptr) cinfo, JPOOL_IMAGE, HIST_C0_ELEMS * SIZEOF(hist2d));
hist2d           1266 third_party/libjpeg/jquant2.c     cquantize->histogram[i] = (hist2d) (*cinfo->mem->alloc_large)