Added documentation on the aifc module.
diff --git a/Doc/lib.tex b/Doc/lib.tex
index a0cc009..88ceffa 100644
--- a/Doc/lib.tex
+++ b/Doc/lib.tex
@@ -70,6 +70,7 @@
 \input{libregsub}
 \input{libstring}
 \input{libwhrandom}
+\input{libaifc}
 
 \input{libunix}			% UNIX ONLY
 \input{libdbm}