Index: ext/sqlite3/sqlite3ext.h
===================================================================
diff -u -N -r5dfa2f098ac779ff6534a8add0cad41724f7652a -r56c246e36e7d3db715623be3215218e6d210c4e2
--- ext/sqlite3/sqlite3ext.h	(.../sqlite3ext.h)	(revision 5dfa2f098ac779ff6534a8add0cad41724f7652a)
+++ ext/sqlite3/sqlite3ext.h	(.../sqlite3ext.h)	(revision 56c246e36e7d3db715623be3215218e6d210c4e2)
@@ -335,6 +335,8 @@
                            int,const char**);
   void (*free_filename)(char*);
   sqlite3_file *(*database_file_object)(const char*);
+  /* Version 3.34.0 and later */
+  int (*txn_state)(sqlite3*,const char*);
 };
 
 /*
@@ -639,6 +641,8 @@
 #define sqlite3_create_filename        sqlite3_api->create_filename
 #define sqlite3_free_filename          sqlite3_api->free_filename
 #define sqlite3_database_file_object   sqlite3_api->database_file_object
+/* Version 3.34.0 and later */
+#define sqlite3_txn_state              sqlite3_api->txn_state
 #endif /* !defined(SQLITE_CORE) && !defined(SQLITE_OMIT_LOAD_EXTENSION) */
 
 #if !defined(SQLITE_CORE) && !defined(SQLITE_OMIT_LOAD_EXTENSION)