void *mh_xmalloc(size_t);
void *mh_xrealloc(void *, size_t);
char *pwd(void);
+char *add(char *, char *);
+void create_folder(char *, int, void (*)());
+int num_digits(int);
+
+struct msgs_array {
+ int max, size;
+ char **msgs;
+};
+
+void app_msgarg(struct msgs_array *, char *);
+int open_form(char **, char *);