cdm/src/main/java/ucar/nc2/iosp/netcdf3/N3iosp.java
@Override
  public boolean syncExtend() throws IOException {
    boolean result = header.synchNumrecs();
    if (result && log.isDebugEnabled())
      log.debug(" N3iosp syncExtend " + raf.getLocation() + " numrecs =" + header.numrecs);
    return result;
  }
@Override
  public boolean syncExtend() throws IOException {
    boolean result = header.synchNumrecs();
    if (result && log.isDebugEnabled())
      log.debug(" N3iosp syncExtend " + raf.getLocation() + " numrecs =" + header.numrecs);
    return result;
  }
////////////////////////////////////////////////////////////////////////////////////////////