#define DEF_STAR 2<<3 /* parameter is star arg */
#define DEF_DOUBLESTAR 2<<4 /* parameter is star-star arg */
#define DEF_INTUPLE 2<<5 /* name defined in tuple in parameters */
-#define DEF_FREE 2<<6 /* name used by not defined in nested scope */
+#define DEF_FREE 2<<6 /* name used but not defined in nested scope */
#define DEF_FREE_GLOBAL 2<<7 /* free variable is actually implicit global */
#define DEF_FREE_CLASS 2<<8 /* free variable from class's method */
#define DEF_IMPORT 2<<9 /* assignment occurred via import */
+#define DEF_BOUND (DEF_LOCAL | DEF_PARAM | DEF_IMPORT)
+
#define TYPE_FUNCTION 1
#define TYPE_CLASS 2
#define TYPE_MODULE 3