/Developer-old/SDKs/MacOSX10.6.sdk/System/Library/Frameworks/CoreData.framework/Headers/NSPropertyDescription.h:24:0 Expected specifier-qualifier-list before 'NSData' in /Developer-old/SDKs/MacOSX10.6.sdk/System/Library/Frameworks/CoreData.framework/Headers/NSPropertyDescription.h
In file included from /Users/rob/Work/tutorials/CD3/CD3_Prefix.pch:6:
In file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.7.sdk/System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:12:
In file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.7.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:6:
In file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.7.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CoreFoundation.h:26:
In file included from /Users/rob/Work/tutorials/CD3/Time.h:9:
In file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.7.sdk/System/Library/Frameworks/CoreData.framework/Headers/CoreData.h:13:
In file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.7.sdk/System/Library/Frameworks/CoreData.framework/Headers/NSAttributeDescription.h:9:
/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.7.sdk/System/Library/Frameworks/CoreData.framework/Headers/NSPropertyDescription.h:23:2: error: unknown type name 'NSData'
NSData *_versionHash;