lots of markup nits, most commonly Unix/unix --> \UNIX
diff --git a/Doc/inst/inst.tex b/Doc/inst/inst.tex
index 676f8ae..df7c656 100644
--- a/Doc/inst/inst.tex
+++ b/Doc/inst/inst.tex
@@ -262,7 +262,7 @@
\code{setup.py install}---then the \command{install} command installs to
the standard location for third-party Python modules. This location
varies by platform and by how you built/installed Python itself. On
-\UNIX{} (and Mac OS X, which is also Unix-based),
+\UNIX{} (and Mac OS X, which is also \UNIX-based),
it also depends on whether the module distribution
being installed is pure Python or contains extensions (``non-pure''):
\begin{tableiv}{l|l|l|c}{textrm}%