+struct nativeMultiThreadedLockableScoreOpaque;
+typedef struct nativeMultiThreadedLockableScoreOpaque LDKnativeMultiThreadedLockableScore;
+struct nativeFixedPenaltyScorerOpaque;
+typedef struct nativeFixedPenaltyScorerOpaque LDKnativeFixedPenaltyScorer;
+struct nativeScorerOpaque;
+typedef struct nativeScorerOpaque LDKnativeScorer;
+struct nativeScoringParametersOpaque;
+typedef struct nativeScoringParametersOpaque LDKnativeScoringParameters;
+struct nativeProbabilisticScorerOpaque;
+typedef struct nativeProbabilisticScorerOpaque LDKnativeProbabilisticScorer;
+struct nativeProbabilisticScoringParametersOpaque;
+typedef struct nativeProbabilisticScoringParametersOpaque LDKnativeProbabilisticScoringParameters;