+// #ifndef AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER {{{
+#ifndef AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER
+#define AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER
+
+typedef enum {
+ UIModalPresentationFullScreen,
+ UIModalPresentationPageSheet,
+ UIModalPresentationFormSheet,
+ UIModalPresentationCurrentContext,
+} UIModalPresentationStyle;
+
+#define kSCNetworkReachabilityFlagsConnectionOnTraffic kSCNetworkReachabilityFlagsConnectionAutomatic
+#define kSCNetworkReachabilityFlagsConnectionOnDemand (1 << 5)
+
+@class NSUndoManager;
+@class UIPasteboard;
+
+@interface UIActionSheet (iPad)
+- (void) showFromBarButtonItem:(UIBarButtonItem *)item animated:(BOOL)animated;
+@end
+
+@interface UIViewController (iPad)
+- (void) setModalPresentationStyle:(UIModalPresentationStyle)style;
+@end