assertThat(UnsignedLongs.divide(0xfffffffffffffffeL, 0xfffffffffffffffdL)).isEqualTo(1);
    assertThat(UnsignedLongs.divide(0xfffffffffffffffdL, 0xfffffffffffffffeL)).isEqualTo(0);
    assertThat(UnsignedLongs.divide(0xfffffffffffffffeL, 65535)).isEqualTo(281479271743488L);
    assertThat(UnsignedLongs.divide(0xfffffffffffffffeL, 2)).isEqualTo(0x7fffffffffffffffL);

    assertThat(UnsignedLongs.divide(0xfffffffffffffffeL, 0xfffffffffffffffdL)).isEqualTo(1);
    assertThat(UnsignedLongs.divide(0xfffffffffffffffdL, 0xfffffffffffffffeL)).isEqualTo(0);
    assertThat(UnsignedLongs.divide(0xfffffffffffffffeL, 65535)).isEqualTo(281479271743488L);
    assertThat(UnsignedLongs.divide(0xfffffffffffffffeL, 2)).isEqualTo(0x7fffffffffffffffL);

   * unless the user is actually calling a parse method.
   */
  private static final class ParseOverflowDetection {
    private ParseOverflowDetection() {}

    // calculated as 0xffffffffffffffff / radix
    static final long[] maxValueDivs = new long[Character.MAX_RADIX + 1];
    static final int[] maxValueMods = new int[Character.MAX_RADIX + 1];

     * @param cfg
     * @param t
     * @param dst
     * @param dstIndex
     */
    public static void writeUTime ( Configuration cfg, long t, byte[] dst, int dstIndex ) {
        if ( t == 0L || t == 0xFFFFFFFFFFFFFFFFL ) {
            SMBUtil.writeInt4(0xFFFFFFFF, dst, dstIndex);
            return;
        }

        if ( cfg.getLocalTimezone().inDaylightTime(new Date()) ) {
            // in DST

    static long readUTime( byte[] buffer, int bufferIndex ) {
        return readInt4( buffer, bufferIndex ) * 1000L;
    }
    static void writeUTime( long t, byte[] dst, int dstIndex ) {
        if( t == 0L || t == 0xFFFFFFFFFFFFFFFFL ) {
            writeInt4( 0xFFFFFFFF, dst, dstIndex );
            return;
        }
        synchronized( TZ ) {
            if( TZ.inDaylightTime( new Date() )) {
                // in DST