extern void initiate_automaton_gen (int, char **);
extern void expand_automata (void);
extern void write_automata (void);
+
+/* Flags for make_internal_attr's `special' parameter. */
+#define ATTR_NONE 0
+#define ATTR_SPECIAL (1 << 0)
+#define ATTR_NEGATIVE_OK (1 << 1)
+#define ATTR_UNSIGNED (1 << 2)
+#define ATTR_FUNC_UNITS (1 << 3)
+#define ATTR_BLOCKAGE (1 << 4)
+#define ATTR_STATIC (1 << 5)