-int *oid_getoidbyent(struct oident *ent);
-struct oident *oid_getentbyoid(int *o);
-void oid_oidcpy(int *t, int *s);
-void oid_oidcat(int *t, int *s);
-int oid_oidcmp(int *o1, int *o2);
-int oid_oidlen(int *o);
-oid_value oid_getvalbyname(char *name);
+int MDF *oid_getoidbyent(struct oident *ent);
+struct oident MDF *oid_getentbyoid(int *o);
+void MDF oid_oidcpy(int *t, int *s);
+void MDF oid_oidcat(int *t, int *s);
+int MDF oid_oidcmp(int *o1, int *o2);
+int MDF oid_oidlen(int *o);
+oid_value MDF oid_getvalbyname(char *name);