Add the sqlite3_expanded_sql() interface.  Refinements to the
sqlite3_trace_v2() interface to make it more useful.

FossilOrigin-Name: 99ee7ee58d45b29a0000492306ddc0b90563ff51
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index 225d7b2..0be4947 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -1300,7 +1300,7 @@
   int nVDestroy;                /* Number of active OP_VDestroy operations */
   int nExtension;               /* Number of loaded extensions */
   void **aExtension;            /* Array of shared library handles */
-  int (*xTrace)(u32,void*,void*,i64);      /* Trace function */
+  int (*xTrace)(u32,void*,void*,void*);     /* Trace function */
   void *pTraceArg;                          /* Argument to the trace function */
   void (*xProfile)(void*,const char*,u64);  /* Profiling function */
   void *pProfileArg;                        /* Argument to profile function */