Log Message:
Changes 4.2r1:
    Configuration
     * By default HDF4 libraries and utilities are installed under
       <source_dir>/NewHDF
     * Windows configuration, build and testing procedures have been changed.
       Please see INSTALL_WINDOWS.txt file for more information
    Library
    * New API SDidtype was added to the library (bug #766)
    * HCgetcompress renamed to HCPgetcompress
    * New API HCget_config_info added
    * The default chunk cache size was changed for 2D and higher
      chunks
    * Pablo instumentation was removed

    Utilities
     * hdiff and hrepack are supported on Windows.
     * Substantial performance improvements in hdiff and hrepack

Support for new platforms and compilers
     * Fortran IBM xlf v 8.1 and Absoft f95 version 8.2 compilers
       are supported on Mac OSX.
     * Absoft Fortran compiler f95 version 9.0 is supported on Linux 2.4
     * PGI C and Fortran compilers are supported on Linux 2.4
     * Intel C and Fortran compilers are supported on Linux 2.4
     * Cray TS IEEE is supported.

Bugs fixed since HDF4.2r0
 * VERY IMPORTANT:
   Data compressed with SZIP may be corrupted; fixed. For more
   information see "HDF4.2r1 SZIP Release Notes" available at
   http://hdf.ncsa.uiuc.edu/doc_resource/SZIP/SZIP_HDF4_2r1.pdf
 * Fortran couldn't read names with spaces when NetCDF interfaces
   were used; fixed
 * Library failed to compile in presence of the NetCDF library; fixed
 * h4fc couldn't create object files; fixed
 * When rank of SDS is 0, some SD APIs give segmentation fault (bug 1045);
   fixed
 * Some GR images with special elements are read in as duplicate
   (bug 814); fixed
 * Many bugs fixed in hdiff and hrepack utilities