l programs (in prog):
               make SHARED=yes
         - To run the programs, be sure to set
             export LD_LIBRARY_PATH=../lib/shared:$LD_LIBRARY_PATH

    (2) Building using autoconf  (Thanks to James Le Cuirot)

       * If you downloaded from a release tar, it will be "configure ready".
       * If you cloned from the git master tree, you need to make the
         configure executable.  To do this, run
            autogen.sh.

       Use the standard incantation, in the root directory (th