Patch #630829: Don't block on IAC, process suboptions.
diff --git a/Misc/ACKS b/Misc/ACKS
index 901bb45..4b496f2 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -465,6 +465,7 @@
 Nick Seidenman
 Fred Sells
 Denis Severson
+Ha Shao
 Bruce Sherwood
 Pete Shinners
 Michael Shiplett