Consistency: "{\bf ...}" ==> "\strong{...}"
"{\em ...}" ==> "\emph{...}"
Not at all sure what to do with "{\rm ...}".
Leaving it for now.
diff --git a/Doc/lib/libposix.tex b/Doc/lib/libposix.tex
index fbd7832..16742c5 100644
--- a/Doc/lib/libposix.tex
+++ b/Doc/lib/libposix.tex
@@ -355,9 +355,9 @@
\end{funcdesc}
\begin{funcdesc}{stat}{path}
-Perform a {\em stat} system call on the given path. The return value
+Perform a \emph{stat} system call on the given path. The return value
is a tuple of at least 10 integers giving the most important (and
-portable) members of the {\em stat} structure, in the order
+portable) members of the \emph{stat} structure, in the order
\code{st_mode},
\code{st_ino},
\code{st_dev},