Documented MacOS module.
diff --git a/Doc/lib.tex b/Doc/lib.tex
index 66d326a..02b481b 100644
--- a/Doc/lib.tex
+++ b/Doc/lib.tex
@@ -157,6 +157,7 @@
 \input{libmacconsole}
 \input{libmacdnr}
 \input{libmacfs}
+\input{libmacos}
 \input{libmactcp}
 \input{libmacspeech}