address review comments on osrandom engine, reorganize some code
diff --git a/docs/hazmat/backends/openssl.rst b/docs/hazmat/backends/openssl.rst
index 8eb02ea..79c5885 100644
--- a/docs/hazmat/backends/openssl.rst
+++ b/docs/hazmat/backends/openssl.rst
@@ -55,7 +55,7 @@
On Windows ``CryptGenRandom`` is backed by `Fortuna`_.
Linux uses its own PRNG design. ``/dev/urandom`` is a non-blocking source seeded
-from the ``/dev/random`` pool.
+from the same pool as ``/dev/random``.
.. _`OpenSSL`: https://www.openssl.org/