Add the ability to change the autovacuum status of an existing database
by setting the auto_vacuum pragma then running the VACUUM command. (CVS 4592)

FossilOrigin-Name: bdfc19e838b369a8c5d5d23663fad690f55ba3d7
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index 3dadec3..0576378 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -11,7 +11,7 @@
 *************************************************************************
 ** Internal interface definitions for SQLite.
 **
-** @(#) $Id: sqliteInt.h,v 1.622 2007/11/29 17:05:18 danielk1977 Exp $
+** @(#) $Id: sqliteInt.h,v 1.623 2007/12/05 01:38:24 drh Exp $
 */
 #ifndef _SQLITEINT_H_
 #define _SQLITEINT_H_
@@ -481,6 +481,7 @@
   u8 autoCommit;                /* The auto-commit flag. */
   u8 temp_store;                /* 1: file 2: memory 0: default */
   u8 mallocFailed;              /* True if we have seen a malloc failure */
+  char nextAutovac;             /* Autovac setting after VACUUM if >=0 */
   int nTable;                   /* Number of tables in the database */
   CollSeq *pDfltColl;           /* The default collating sequence (BINARY) */
   i64 lastRowid;                /* ROWID of most recent insert (see above) */