--- a/eqn/yyval.sed
+++ b/eqn/yyval.sed
@@ -7,7 +7,7 @@
 1,2 {
	/Bison/ {
	:look
-		/second part of user declarations/ {
+		/^#ifdef YYTYPE_UINT8$/ {
			i\
			YYSTYPE yyval;
		:repl