Update Opensolaris advice to OpenCSW instead of defunct Blastwave.
diff --git a/Doc/using/unix.rst b/Doc/using/unix.rst
index ec5ac6c..6a66a30 100644
--- a/Doc/using/unix.rst
+++ b/Doc/using/unix.rst
@@ -55,9 +55,8 @@
On OpenSolaris
--------------
-To install the newest Python versions on OpenSolaris, install `blastwave
-<http://www.blastwave.org/howto.html>`_ and type ``pkg_get -i python`` at the
-prompt.
+You can get Python from `OpenCSW <http://www.opencsw.org/>`_. Various versions
+of Python are available and can be installed with e.g. ``pkgutil -i python27``.
Building Python