[7.3] be9695567 Flexelinting

[Dridi Boukelmoune]

commit be9695567cc3b3070cc0bba5060d3ac4aba7676a
Author: Poul-Henning Kamp <phk at FreeBSD.org>
Date:   Tue Oct 17 14:35:22 2023 +0000

    Flexelinting

diff --git a/bin/varnishd/http2/cache_http2.h b/bin/varnishd/http2/cache_http2.h
index 9457c99f2..65ea1d2df 100644
--- a/bin/varnishd/http2/cache_http2.h
+++ b/bin/varnishd/http2/cache_http2.h
@@ -49,6 +49,7 @@ struct h2_error_s {
 
 typedef const struct h2_error_s *h2_error;
 
+#define H2_CUSTOM_ERRORS
 #define H2EC1(U,v,r,d) extern const struct h2_error_s H2CE_##U[1];
 #define H2EC2(U,v,r,d) extern const struct h2_error_s H2SE_##U[1];
 #define H2EC3(U,v,r,d) H2EC1(U,v,r,d) H2EC2(U,v,r,d)