Index: src/where.c
==================================================================
--- src/where.c
+++ src/where.c
@@ -1997,10 +1997,11 @@
     }
   }
   return nRet;
 }
 
+#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
 /* 
 ** This function is called to estimate the number of rows visited by a
 ** range-scan on a skip-scan index. For example:
 **
 **   CREATE INDEX i1 ON t1(a, b, c);
@@ -2089,10 +2090,11 @@
   sqlite3ValueFree(p2);
   sqlite3ValueFree(pVal);
 
   return rc;
 }
+#endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */
 
 /*
 ** This function is used to estimate the number of rows that will be visited
 ** by scanning an index for a range of values. The range may have an upper
 ** bound, a lower bound, or both. The WHERE clause terms that set the upper