Added optional mouseregion parameter to WaitNextEvent (which is now
manually generated).
diff --git a/Mac/Modules/evt/evtscan.py b/Mac/Modules/evt/evtscan.py
index 3b3765f..1f558ea 100644
--- a/Mac/Modules/evt/evtscan.py
+++ b/Mac/Modules/evt/evtscan.py
@@ -39,6 +39,7 @@
 		return [
 			"KeyTranslate",
 			"GetEventMask",		# I cannot seem to find this routine...
+			"WaitNextEvent"		# Manually generated because of optional region
 			]
 
 	def makeblacklisttypes(self):