https://bugs.gentoo.org/835810
https://fossil-scm.org/home/vpatch?from=d862cb71d6266449&to=8af827342f4c4a77
https://fossil-scm.org/forum/info/549da79dd9

--- a/tools/sqlcompattest.c
+++ b/tools/sqlcompattest.c
@@ -62,11 +62,10 @@
   version=(major*1000000)+(minor*1000)+release;
 
   int i;
   static const char *zRequiredOpts[] = {
     "ENABLE_FTS4",        /* Required for repository search */
-    "ENABLE_JSON1",       /* Required for the check-in locking protocol */
     "ENABLE_DBSTAT_VTAB", /* Required by /repo-tabsize page */
   };
 
   /* Check minimum SQLite version number */
   if( sqlite3_libversion_number()<version ){