+int hie0 (ExprDesc *lval);
+/* Parse comma operator. */
+
+int evalexpr (unsigned flags, int (*f) (ExprDesc*), ExprDesc* lval);
+/* Will evaluate an expression via the given function. If the result is a
+ * constant, 0 is returned and the value is put in the lval struct. If the
+ * result is not constant, ExprLoad is called to bring the value into the
+ * primary register and 1 is returned.
+ */
+