ObjCBlock_ffiVoid_ffiVoid_objcObjCObject_CallExtension extension
Call operator for objc.ObjCBlock<ffi.Void Function(ffi.Pointer<ffi.Void>, ffi.Pointer<objc.ObjCObject>?)>
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Call operator for objc.ObjCBlock<ffi.Void Function(ffi.Pointer<ffi.Void>, ffi.Pointer<objc.ObjCObject>?)>
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