Update Moshe Zadka's email address to one works and might last a while.
diff --git a/Doc/lib/libtty.tex b/Doc/lib/libtty.tex
index 9d2a42a..d686778 100644
--- a/Doc/lib/libtty.tex
+++ b/Doc/lib/libtty.tex
@@ -4,7 +4,7 @@
 \declaremodule{standard}{tty}
   \platform{Unix}
 \moduleauthor{Steen Lumholt}{}
-\sectionauthor{Moshe Zadka}{mzadka@geocities.com}
+\sectionauthor{Moshe Zadka}{moshez@zadka.site.co.il}
 \modulesynopsis{Utility functions that perform common terminal control
                 operations.}