extern uschar **child_exec_exim(int, BOOL, int *, BOOL, int, ...);
extern pid_t child_open_uid(const uschar **, const uschar **, int,
uid_t *, gid_t *, int *, int *, uschar *, BOOL);
+extern BOOL cleanup_environment(void);
extern uschar *cutthrough_finaldot(void);
extern BOOL cutthrough_flush_send(void);
extern BOOL cutthrough_headers_send(void);
extern void moan_write_from(FILE *);
extern FILE *modefopen(const uschar *, const char *, mode_t);
-extern void open_cutthrough_connection( address_item * addr );
+extern int open_cutthrough_connection( address_item * addr );
extern uschar *parse_extract_address(uschar *, uschar **, int *, int *, int *,
BOOL);
extern uschar *string_append_listele_n(uschar *, uschar, const uschar *, unsigned);
extern uschar *string_base62(unsigned long int);
extern uschar *string_cat(uschar *, int *, int *, const uschar *, int);
+extern int string_compare_by_pointer(const void *, const void *);
extern uschar *string_copy_dnsdomain(uschar *);
extern uschar *string_copy_malloc(const uschar *);
extern uschar *string_copylc(const uschar *);