extern BOOL log_timezone; /* TRUE to include the timezone in log lines */
extern unsigned int log_write_selector;/* Bit map of logging options for log_write() */
extern uschar *login_sender_address; /* The actual sender address */
-extern lookup_info lookup_list[]; /* Vector of available lookups */
+extern lookup_info **lookup_list; /* Array of pointers to available lookups */
extern int lookup_list_count; /* Number of entries in the list */
extern int lookup_open_max; /* Max lookup files to cache */
extern uschar *lookup_value; /* Value looked up from file */