-extern unsigned char VerboseMap; /* Verbose map file */
-extern const char* MapFileName; /* Name of the map file */
-extern const char* LabelFileName; /* Name of the label file */
+extern unsigned char VerboseMap; /* Verbose map file */
+extern unsigned char AllowMultDef; /* Allow multiple definitions */
+extern const char* MapFileName; /* Name of the map file */
+extern const char* LabelFileName; /* Name of the label file */