#ifdef SUPPORT_TLS
+extern const char *
+ std_dh_prime_default(void);
+extern const char *
+ std_dh_prime_named(const uschar *);
extern int tls_client_start(int, host_item *, address_item *, uschar *,
uschar *, uschar *, uschar *, uschar *, uschar *, uschar *,
int);
extern uschar **child_exec_exim(int, BOOL, int *, BOOL, int, ...);
extern pid_t child_open_uid(uschar **, uschar **, int, uid_t *, gid_t *,
int *, int *, uschar *, BOOL);
+extern BOOL cleanup_environment(void);
extern void daemon_go(void);
extern uschar *string_append(uschar *, int *, int *, int, ...);
extern uschar *string_base62(unsigned long int);
extern uschar *string_cat(uschar *, int *, int *, const uschar *, int);
+extern int string_compare_by_pointer(const uschar **, const uschar **);
extern uschar *string_copy_dnsdomain(uschar *);
extern uschar *string_copy_malloc(uschar *);
extern uschar *string_copylc(uschar *);