byacc: fix regression caused by yystype.

* parser.c (lisp_parse_impl): Refer to YYSTYPE not yystype,
which doesn't exist under byacc.  Reported by Sergey Romanov,
against CentOS 8.4 using byacc 1.9.20170709-4.el8; easily
reproduces with 1.9.20140715 on Ubuntu 18.

1 files changed, 1 insertions, 1 deletions

diff --git a/parser.c b/parser.c
index 2ef62537..e38b1b85 100644
--- a/parser.c
+++ b/parser.c
@@ -681,7 +681,7 @@ static val lisp_parse_impl(val self, enum prime_parser prime,
   if (str) {
     int junk = 0;
     if (prime == prime_json) {
-      yystype yyl;
+      YYSTYPE yyl;
       junk = yylex(&yyl, pi->scanner);
     } else {
       junk = pi->recent_tok.yy_char;