Replaced OpenResFile calls with FSpOpenResFile calls (which are carbon-compatible).
diff --git a/Mac/scripts/fullbuild.py b/Mac/scripts/fullbuild.py
index 11a6b8b..5095446 100644
--- a/Mac/scripts/fullbuild.py
+++ b/Mac/scripts/fullbuild.py
@@ -270,7 +270,7 @@
 				
 def main():
 	try:
-		h = Res.OpenResFile('fullbuild.rsrc')
+		h = Res.FSpOpenResFile('fullbuild.rsrc', 1)
 	except Res.Error:
 		pass	# Assume we already have acces to our own resource