-extern s_char *mailbox(s_char *buf, natid cn);
-
-extern s_char *teldir, *telfil;
-
-extern s_char *annfil;
-
+extern char *mailbox(char *buf, natid cn);
+extern int mailbox_create(char *);
+extern int tel_read_header(FILE *, char *, struct telstr *);
+extern int tel_read_body(FILE *, char *, struct telstr *,
+ int (*sink)(char *, size_t, void *),
+ void *);