char *get_ioscheduler(char *);
int get_laptop_mode(void);
-void update_gateway_info(void);
+int update_gateway_info(void);
void free_gateway_info(void);
int gateway_exists(void);
void print_gateway_iface(char *, int);
int get_entropy_avail(unsigned int *);
int get_entropy_poolsize(unsigned int *);
-void update_stat(void);
+int update_stat(void);
#endif /* _LINUX_H */