Consistency: "Unix" ==> "\UNIX{}"
Always include the comma *inside* the \optional{} markup!
diff --git a/Doc/lib/libsyslog.tex b/Doc/lib/libsyslog.tex
index feb56c1..8f4a599 100644
--- a/Doc/lib/libsyslog.tex
+++ b/Doc/lib/libsyslog.tex
@@ -2,7 +2,7 @@
\label{module-syslog}
\bimodindex{syslog}
-This module provides an interface to the Unix \code{syslog} library
+This module provides an interface to the \UNIX{} \code{syslog} library
routines. Refer to the \UNIX{} manual pages for a detailed description
of the \code{syslog} facility.
@@ -19,7 +19,7 @@
\code{(LOG_USER | LOG_INFO)}, determines the message priority.
\end{funcdesc}
-\begin{funcdesc}{openlog}{ident\, \optional{logopt\, \optional{facility}}}
+\begin{funcdesc}{openlog}{ident\optional{, logopt\optional{, facility}}}
Logging options other than the defaults can be set by explicitly opening
the log file with \code{openlog()} prior to calling \code{syslog()}.
The defaults are (usually) \var{ident} = \samp{syslog}, \var{logopt} = 0,