Fix spacing markup and other sundries.
diff --git a/Doc/lib/libstdtypes.tex b/Doc/lib/libstdtypes.tex
index 49f2dae..6fb1180 100644
--- a/Doc/lib/libstdtypes.tex
+++ b/Doc/lib/libstdtypes.tex
@@ -416,8 +416,8 @@
separating items with commas: \code{[a, b, c]}. Tuples are
constructed by the comma operator (not within square brackets), with
or without enclosing parentheses, but an empty tuple must have the
-enclosing parentheses, e.g., \code{a, b, c} or \code{()}. A single
-item tuple must have a trailing comma, e.g., \code{(d,)}.
+enclosing parentheses, such as \code{a, b, c} or \code{()}. A single
+item tuple must have a trailing comma, such as \code{(d,)}.
\obindex{sequence}
\obindex{string}
\obindex{Unicode}
@@ -1361,7 +1361,7 @@
include that file may remain unchanged, increase to the specified
size as if zero-filled, or increase to the specified size with
undefined new content.
- Availability: Windows, many \UNIX variants.
+ Availability: Windows, many \UNIX{} variants.
\end{methoddesc}
\begin{methoddesc}[file]{write}{str}