+/**
+ * strcpy(filename, argv[2]);
+ * strcpy(ProgName, argv[2]);
+ *
+ * @param argv[1] = base name of this interpreter instance.
+ * For network there is created argv[1].net socket
+ * For graphics there is created argv[1].gr socket
+ * @param argv[2] = up to 80 characters string (with terminating \0). It is used to
+ * load selected program
+ * @param argv[3] = if exists and is equal to 'r', this is a remote call
+ */