#import <Availability.h>

#define ENABLE(FEATURE) (defined(ENABLE_##FEATURE) && ENABLE_##FEATURE)

#ifndef MAC_OS_X_VERSION_10_5
#define MAC_OS_X_VERSION_10_5 1050
#endif

#ifndef MAC_OS_X_VERSION_10_6
#define MAC_OS_X_VERSION_10_6 1060
#endif

#ifdef __OBJC__

#ifdef __IPHONE_OS_VERSION_MIN_REQUIRED
#import <Foundation/Foundation.h>
#else
#import <Cocoa/Cocoa.h>
#import <Foundation/NSDebug.h>

CF_EXPORT CFRunLoopRef CFRunLoopGetMain(void);

#endif
#endif