ascii_freq       2520 net/zlib.c         unsigned ascii_freq = 0;
ascii_freq       2523 net/zlib.c         while (n < 128)    ascii_freq += s->dyn_ltree[n++].Freq;
ascii_freq       2525 net/zlib.c         s->data_type = (Byte)(bin_freq > (ascii_freq >> 2) ? BINARY : ASCII);