Xquartz: experimental embedding of Sparkle.framework

(cherry picked from commit b7a1a640cef8c69442859cbf89034ad362a19684)

hw/xquartz/bundle/Sparkle.framework/Versions/A/Headers/SUAppcast.h

@@ -0,0 +1,27 @@
+//
+//  SUAppcast.h
+//  Sparkle
+//
+//  Created by Andy Matuschak on 3/12/06.
+//  Copyright 2006 Andy Matuschak. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+
+@class RSS, SUAppcastItem;
+@interface SUAppcast : NSObject {
+	NSArray *items;
+	id delegate;
+}
+
+- (void)fetchAppcastFromURL:(NSURL *)url;
+- (void)setDelegate:delegate;
+
+- (SUAppcastItem *)newestItem;
+- (NSArray *)items;
+
+@end
+
+@interface NSObject (SUAppcastDelegate)
+- appcastDidFinishLoading:(SUAppcast *)appcast;
+@end