PhoneGap生成错误

我是PhoneGap的新手,在编译捆绑phoneGap.xcodeProject时遇到了这些错误。 我使用的是OSX 10.6.2和Xcode 3.1.3

我错过了什么?

多谢 唐

Building target “PhoneGap” of project “PhoneGap” with configuration “Debug” — (5 errors, 3 warnings)
gap-phonegap-80458a0/iphone/build/Debug-iphonesimulator/include -I/Users/lydonchandra/Documents/phonegap-phonegap-80458a0/iphone/build/PhoneGap.build/Debug-iphonesimulator/PhoneGap.build/DerivedSources/i386 -I/Users/lydonchandra/Documents/phonegap-phonegap-80458a0/iphone/build/PhoneGap.build/Debug-iphonesimulator/PhoneGap.build/DerivedSources -include /var/folders/o+/o+iwoDblFHa23jj9u8xkm++++TI/-Caches-/com.apple.Xcode.501/SharedPrecompiledHeaders/PhoneGap_Prefix-hacookbrellaoddmixprvtxegbot/PhoneGap_Prefix.pch -c Location.m -o /Users/lydonchandra/Documents/phonegap-phonegap-80458a0/iphone/build/PhoneGap.build/Debug-iphonesimulator/PhoneGap.build/Objects-normal/i386/Location.o
Location.m: In function '-[Location hasHeadingSupport]':
Location.m:33: warning: 'CLLocationManager' may not respond to '-headingAvailable'
Location.m:33: warning: (Messages without a matching method signature
Location.m:33: warning: will be assumed to return 'id' and accept
Location.m:33: warning: '...' as arguments.)
Location.m: In function '-[Location startHeading:withDict:]':
Location.m:123: warning: 'CLLocationManager' may not respond to '-startUpdatingHeading'
Location.m: In function '-[Location stopHeading:withDict:]':
Location.m:136: warning: 'CLLocationManager' may not respond to '-stopUpdatingHeading'
Location.m: In function '-[Location locationManager:didUpdateHeading:]':
Location.m:151: error: request for member 'timestamp' in something not a structure or union
Location.m:154: error: request for member 'magneticHeading' in something not a structure or union
Location.m:154: error: request for member 'trueHeading' in something not a structure or union
Location.m:154: error: request for member 'headingAccuracy' in something not a structure or union
Build failed (5 errors, 3 warnings)