Added \label{} for logical addressing.
diff --git a/Doc/lib/libposixfile.tex b/Doc/lib/libposixfile.tex
index 7d824cf..787a84e 100644
--- a/Doc/lib/libposixfile.tex
+++ b/Doc/lib/libposixfile.tex
@@ -1,7 +1,8 @@
 % Manual text and implementation by Jaap Vermeulen
 \section{Standard Module \sectcode{posixfile}}
+\label{module-posixfile}
 \bimodindex{posixfile}
-\indexii{posix}{file object}
+\indexii{\POSIX{}}{file object}
 
 \emph{Note:} This module will become obsolete in a future release.
 The locking operation that it provides is done better and more