Set the finder "is shared" bit, by request of Joe Strout. It seems this allows...

Set the finder "is shared" bit, by request of Joe Strout. It seems this allows multiple simultaneous copies to be run from a server, and Applets shouldn't
write their datafork so it appears safe.

Mac/Lib/buildtools.py

@@ -228,7 +228,7 @@ def process_common(template, progress, code, rsrcname, destname, is_update, copy
 	dest_finfo = dest_fss.GetFInfo()
 	dest_finfo.Creator = ownertype
 	dest_finfo.Type = 'APPL'
-	dest_finfo.Flags = dest_finfo.Flags | MACFS.kHasBundle
+	dest_finfo.Flags = dest_finfo.Flags | MACFS.kHasBundle | MACFS.kIsShared
 	dest_finfo.Flags = dest_finfo.Flags & ~MACFS.kHasBeenInited
 	dest_fss.SetFInfo(dest_finfo)