// As recommended by the HTTP RFC and implemented in Firefox, the max age of a document
        // should be defaulted to 10% of the document's age at the time it was served. Default
        // expiration dates aren't used for URIs containing a query.
        val servedMillis = servedDate?.time ?: sentRequestMillis
        val delta = servedMillis - lastModified!!.time
        return if (delta > 0L) delta / 10 else 0L
      }

      mutableByteCount -= bytesWritten
    }
  }

  /**
   * Copy [byteCount] bytes from the file at [pos] into `sink`. It is the
   * caller's responsibility to make sure there are sufficient bytes to read: if there aren't this
   * method throws an `EOFException`.
   */
  fun read(
    pos: Long,
    sink: Buffer,
    byteCount: Long,
  ) {
    if (byteCount < 0L) {
      throw IndexOutOfBoundsException()
    }

AA77..AA79    ; valid                  ;      ; NV8    # 5.2  MYANMAR SYMBOL AITON EXCLAMATION..MYANMAR SYMBOL AITON TWO
AA7A..AA7B    ; valid                                  # 5.2  MYANMAR LETTER AITON RA..MYANMAR SIGN PAO KAREN TONE
AA7C..AA7F    ; valid                                  # 7.0  MYANMAR SIGN TAI LAING TONE-2..MYANMAR LETTER SHWE PALAUNG SHA

post

// pr : http://www.nic.pr/index.asp?f=1
pr
com.pr
net.pr
org.pr
gov.pr
edu.pr
isla.pr
pro.pr
biz.pr
info.pr
name.pr
// these aren't mentioned on nic.pr, but on https://en.wikipedia.org/wiki/.pr
est.pr
prof.pr
ac.pr

// pro : http://registry.pro/get-pro
pro
aaa.pro
aca.pro
acct.pro
avocat.pro
bar.pro