extern int smtp_getc(void);
extern int smtp_handle_acl_fail(int, int, uschar *, uschar *);
extern BOOL smtp_read_response(smtp_inblock *, uschar *, int, int, int);
extern int smtp_getc(void);
extern int smtp_handle_acl_fail(int, int, uschar *, uschar *);
extern BOOL smtp_read_response(smtp_inblock *, uschar *, int, int, int);