System/Library/PrivateFrameworks/ProactiveSupport.framework
_PASLPWriterV1.h
@interface _PASLPWriterV1 : NSObject
+ (id)fileBackedDataWithPropertyList:(id)a0 writtenToPath:(id)a1 error:(id *)a2;
+ (id)dataWithPropertyList:(id)a0 error:(id *)a1;
+ (id)fileBackedDataWithPropertyList:(id)a0 appendedToFd:(int)a1 startOfs:(long long *)a2 error:(id *)a3;
- (id)init;
@end