-extern int maskcmp(char *, char *, int, int);
-extern void maskcpy(char *, char *, int, int);
-extern void mask(char *, int, int);
-extern int maskcheck(char *, int, int);
+extern void sockaddrunmap(sockaddr_t *);
+extern int maskcmp(void *, void *, int, int);
+extern void maskcpy(void *, void *, int, int);
+extern void mask(void *, int, int);
+extern int maskcheck(void *, int, int);