extern int giDebugLevel;
// === FUNCTIONS ===
+extern void Items_UpdateFile(void);
+
// --- Helpers --
+extern void AddPeriodicFunction(void (*Fcn)(void));
extern void CompileRegex(regex_t *Regex, const char *Pattern, int Flags);
extern int RunRegex(regex_t *regex, const char *string, int nMatches, regmatch_t *matches, const char *errorMessage);
extern int InitSerial(const char *Path, int BaudRate);
// --- Dispense ---
extern int DispenseItem(int ActualUser, int User, tItem *Item);
+extern int DispenseRefund(int ActualUser, int DestUser, tItem *Item, int OverridePrice);
extern int DispenseGive(int ActualUser, int SrcUser, int DestUser, int Ammount, const char *ReasonGiven);
extern int DispenseAdd(int ActualUser, int User, int Ammount, const char *ReasonGiven);
extern int DispenseSet(int ActualUser, int User, int Balance, const char *ReasonGiven);