extern char *ad_dir (const char *);
extern const char *ad_path (const char *, int);
extern const char *ad_path_ea (const char *, int);
-extern int ad_mode (const char *, int);
-extern int ad_mkdir (const char *, int);
+extern int ad_mode (const char *, mode_t);
+extern int ad_mkdir (const char *, mode_t);
struct vol;
extern void ad_init (struct adouble *, const struct vol * restrict);
extern void ad_init_old (struct adouble *ad, int flags, int options);