typedef struct X509_POLICY_NODE_st X509_POLICY_NODE;
typedef struct X509_POLICY_LEVEL_st X509_POLICY_LEVEL;
typedef struct X509_POLICY_TREE_st X509_POLICY_TREE;
typedef struct X509_POLICY_CACHE_st X509_POLICY_CACHE;
typedef struct X509_POLICY_NODE_st X509_POLICY_NODE;
typedef struct X509_POLICY_LEVEL_st X509_POLICY_LEVEL;
typedef struct X509_POLICY_TREE_st X509_POLICY_TREE;
typedef struct X509_POLICY_CACHE_st X509_POLICY_CACHE;