const STG_PAIR * stgAuthorizeImpl(const char * userName, const char * serviceType);
const STG_PAIR * stgAuthenticateImpl(const char * userName, const char * serviceType);
const STG_PAIR * stgPostAuthImpl(const char * userName, const char * serviceType);
-const STG_PAIR * stgPreAcctImpl(const char * userName, const char * serviceType);
+/*const STG_PAIR * stgPreAcctImpl(const char * userName, const char * serviceType);*/
const STG_PAIR * stgAccountingImpl(const char * userName, const char * serviceType, const char * statusType, const char * sessionId);
void deletePairs(const STG_PAIR * pairs);