extern const UnitVTable path_vtable;
-const char* path_state_to_string(PathState i);
-PathState path_state_from_string(const char *s);
+const char* path_state_to_string(PathState i) _const_;
+PathState path_state_from_string(const char *s) _pure_;
-const char* path_type_to_string(PathType i);
-PathType path_type_from_string(const char *s);
+const char* path_type_to_string(PathType i) _const_;
+PathType path_type_from_string(const char *s) _pure_;
-const char* path_result_to_string(PathResult i);
-PathResult path_result_from_string(const char *s);
+const char* path_result_to_string(PathResult i) _const_;
+PathResult path_result_from_string(const char *s) _pure_;