Use the \note and \warning macros where appropriate.
diff --git a/Doc/lib/libinspect.tex b/Doc/lib/libinspect.tex
index d554843..1283cdd 100644
--- a/Doc/lib/libinspect.tex
+++ b/Doc/lib/libinspect.tex
@@ -272,7 +272,7 @@
The optional \var{context} argument specifies the number of lines of
context to return, which are centered around the current line.
-\strong{Warning:} Keeping references to frame objects, as found in
+\warning{Keeping references to frame objects, as found in
the first element of the frame records these functions return, can
cause your program to create reference cycles. Once a reference cycle
has been created, the lifespan of all objects which can be accessed
@@ -280,7 +280,7 @@
Python's optional cycle detector is enabled. If such cycles must be
created, it is important to ensure they are explicitly broken to avoid
the delayed destruction of objects and increased memory consumption
-which occurs.
+which occurs.}
\begin{funcdesc}{getframeinfo}{frame\optional{, context}}
Get information about a frame or traceback object. A 5-tuple