Most commonly used elements implemented. Output to multiple files is also allowed. See manual page, it is in doc directory. In samples directory there are some simple documents presenting usage of particular DocBook elements. Resulting manpages showing how the elements are formatted are included in the tarball as well.
GNU make is needed in order to build package.
Then make install may be used to place binary and manpage in proper locations. This is open development software. Contibutors are welcome. See TODO file. If you can contribute some real, well-written refentry, please feel free to send it to me.