Alreqady in distro:
*
** included as part  of Slackware Sphinx Build (extewnsions)

GMT requires:
	gdal, Sphinx, netcdf


netcdf requires:
	libaec
	hdf5 


gdal requires: 
	geos
	proj


spinx requirements:
	 *docutils 
	 *python-certifi
	 *Pygments
	 *python-six
	 *snowballstemmer
	 *Jinja2
	 *python-packaging
	 **sphinxcontrib-applehelp
	 **sphinxcontrib-devhelp
	 **sphinxcontrib-htmlhelp
	 **sphinxcontrib-jsmath
	 **sphinxcontrib-qthelp
	 **sphinxcontrib-serializinghtml
	 *python-babel
	 *alabaster
	 *imagesize
	 *python-requests