diff --git a/src/backend/access/nbtree/Makefile b/src/backend/access/nbtree/Makefile
index 2d848bed640113adacbea0c9618b3c5bea47b4eb..3dfa3bcc913300d306b6c3ad336da9cb4df96733 100644
--- a/src/backend/access/nbtree/Makefile
+++ b/src/backend/access/nbtree/Makefile
@@ -4,14 +4,15 @@
 #    Makefile for access/nbtree
 #
 # IDENTIFICATION
-#    $Header: /cvsroot/pgsql/src/backend/access/nbtree/Makefile,v 1.2 1996/11/03 09:06:55 scrappy Exp $
+#    $Header: /cvsroot/pgsql/src/backend/access/nbtree/Makefile,v 1.3 1996/11/05 10:35:27 scrappy Exp $
 #
 #-------------------------------------------------------------------------
 
 SRCDIR = ../../..
 include ../../../Makefile.global
 
-INCLUDE_OPT = -I../../port/$(PORTNAME) \
+INCLUDE_OPT = -I../.. \
+              -I../../port/$(PORTNAME) \
               -I../../../include
 
 CFLAGS+=$(INCLUDE_OPT)
diff --git a/src/backend/access/nbtree/nbtcompare.c b/src/backend/access/nbtree/nbtcompare.c
index cde150d3539f29deebe34a80eb010216cbe0fec7..5b85054a1e8a0f893034b5e3275cb6813c6a0d1c 100644
--- a/src/backend/access/nbtree/nbtcompare.c
+++ b/src/backend/access/nbtree/nbtcompare.c
@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtcompare.c,v 1.4 1996/11/03 22:57:48 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtcompare.c,v 1.5 1996/11/05 10:35:28 scrappy Exp $
  *
  *  NOTES
  *	These functions are stored in pg_amproc.  For each operator class
@@ -22,8 +22,9 @@
 
 #include <string.h>
 
-#include "postgres.h"
-#include "utils/nabstime.h"
+#include <postgres.h>
+
+#include <utils/nabstime.h>
 
 int32
 btint2cmp(int16 a, int16 b)
diff --git a/src/backend/access/nbtree/nbtinsert.c b/src/backend/access/nbtree/nbtinsert.c
index 5fe97489f22d08faa0115413a31b8f77805418ef..63e06f8e1e35f865357a741f77e76cab2bfba503 100644
--- a/src/backend/access/nbtree/nbtinsert.c
+++ b/src/backend/access/nbtree/nbtinsert.c
@@ -7,41 +7,20 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtinsert.c,v 1.5 1996/11/03 12:35:11 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtinsert.c,v 1.6 1996/11/05 10:35:29 scrappy Exp $
  *
  *-------------------------------------------------------------------------
  */
 
-#include <stdio.h>
-#include <time.h>
+#include <postgres.h>
 
-#include "postgres.h"
-
-#include "utils/rel.h"
-
-#include "storage/buf.h"
-
-#include "storage/block.h"
-#include "storage/off.h"
-#include "storage/itemptr.h"
-#include "access/itup.h"
-#include "access/funcindex.h"
-#include "storage/itemid.h"
-#include "storage/item.h"
-#include "storage/bufpage.h"
-#include "utils/nabstime.h"
-#include "utils/palloc.h"
-#include "access/htup.h"
-#include "utils/tqual.h"
-#include "access/relscan.h"
-#include "access/sdir.h"
-#include "access/nbtree.h"
-
-#include "storage/ipc.h"
-#include "storage/bufmgr.h"
+#include <utils/memutils.h>
+#include <storage/bufpage.h>
+#include <access/nbtree.h>
+#include <storage/bufmgr.h>
 
 #ifndef HAVE_MEMMOVE
-# include "regex/utils.h"
+# include <regex/utils.h>
 #else
 # include <string.h>
 #endif
diff --git a/src/backend/access/nbtree/nbtpage.c b/src/backend/access/nbtree/nbtpage.c
index 1a7016a4bc20321a33d9902f148d7e40a0070f76..280f67def1af3c331dce0a613758e5374b713664 100644
--- a/src/backend/access/nbtree/nbtpage.c
+++ b/src/backend/access/nbtree/nbtpage.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtpage.c,v 1.5 1996/11/03 22:57:52 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtpage.c,v 1.6 1996/11/05 10:35:30 scrappy Exp $
  *
  *  NOTES
  *     Postgres btree pages look like ordinary relation pages.  The opaque
@@ -22,30 +22,20 @@
 #include <stdio.h>
 #include <time.h>
 
-#include "postgres.h"
+#include <postgres.h>
 
-#include "utils/rel.h"
-
-#include "access/itup.h"
-#include "access/funcindex.h"
-#include "storage/bufpage.h"
-#include "access/htup.h"
-#include "access/relscan.h"
-#include "access/sdir.h"
-#include "access/nbtree.h"
-
-#include "storage/lmgr.h"
+#include <storage/bufpage.h>
+#include <access/nbtree.h>
+#include <miscadmin.h>
+#include <storage/bufmgr.h>
+#include <storage/lmgr.h>
 
 #ifndef HAVE_MEMMOVE
-# include "regex/utils.h"
+# include <regex/utils.h>
 #else
 # include <string.h>
 #endif
 
-#include "miscadmin.h"
-
-#include "storage/bufmgr.h"
-
 #define BTREE_METAPAGE	0
 #define BTREE_MAGIC	0x053162
 #define BTREE_VERSION	0
diff --git a/src/backend/access/nbtree/nbtree.c b/src/backend/access/nbtree/nbtree.c
index ce99b6d0389fee9c3411521fc3cd1980a422796d..b5248b23eb37c7f832da835980b801cd414af308 100644
--- a/src/backend/access/nbtree/nbtree.c
+++ b/src/backend/access/nbtree/nbtree.c
@@ -8,34 +8,30 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtree.c,v 1.8 1996/11/03 22:57:54 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtree.c,v 1.9 1996/11/05 10:35:32 scrappy Exp $
  *
  * NOTES
  *    This file contains only the public interface routines.
  *
  *-------------------------------------------------------------------------
  */
-#include <stdio.h>
-#include <time.h>
 
-#include "postgres.h"
+#include <postgres.h>
 
-#include "utils/rel.h"
-#include "access/genam.h"
+#include <access/genam.h>
+#include <storage/bufpage.h>
+#include <storage/bufmgr.h>
+#include <access/nbtree.h>
+#include <executor/executor.h>
+#include <access/heapam.h>
+#include <catalog/index.h>
+#include <miscadmin.h>
 
-#include "storage/bufpage.h"
-#include "storage/bufmgr.h"
-#include "access/htup.h"
-#include "utils/palloc.h"
-#include "access/nbtree.h"
-
-#include "executor/executor.h"
-
-#include "access/heapam.h"
-
-#include "catalog/index.h"
-
-#include "miscadmin.h"
+#ifndef HAVE_MEMMOVE
+# include <regex/utils.h>
+#else
+# include <string.h>
+#endif
 
 bool	BuildingBtree = false;
 bool	FastBuild = false; /* turn this on to make bulk builds work*/
diff --git a/src/backend/access/nbtree/nbtscan.c b/src/backend/access/nbtree/nbtscan.c
index 2002089ba9ecfdc9d11acc57bbfa79b92ca2d0a2..e6b51cb1a5119b6b39244ec0beb2a064b3168977 100644
--- a/src/backend/access/nbtree/nbtscan.c
+++ b/src/backend/access/nbtree/nbtscan.c
@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/Attic/nbtscan.c,v 1.4 1996/11/03 22:57:55 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/Attic/nbtscan.c,v 1.5 1996/11/05 10:35:33 scrappy Exp $
  *
  *
  * NOTES
@@ -27,19 +27,10 @@
  *-------------------------------------------------------------------------
  */
 
-#include "postgres.h"
-
-#include "utils/rel.h"
-
-#include "access/itup.h"
-#include "access/funcindex.h"
-#include "storage/bufpage.h"
-#include "access/htup.h"
-#include "utils/palloc.h"
-#include "access/relscan.h"
-#include "access/sdir.h"
-#include "access/nbtree.h"
+#include <postgres.h>
 
+#include <storage/bufpage.h>
+#include <access/nbtree.h>
 
 typedef struct BTScanListData {
     IndexScanDesc		btsl_scan;
diff --git a/src/backend/access/nbtree/nbtsearch.c b/src/backend/access/nbtree/nbtsearch.c
index 34c5d06a03b960353d3b0e253bddd9ad2bc95ad2..2866e0264751cbcc476883c09271f9398b605179 100644
--- a/src/backend/access/nbtree/nbtsearch.c
+++ b/src/backend/access/nbtree/nbtsearch.c
@@ -7,29 +7,25 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtsearch.c,v 1.7 1996/11/03 22:57:56 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtsearch.c,v 1.8 1996/11/05 10:35:34 scrappy Exp $
  *
  *-------------------------------------------------------------------------
  */
 
-#include "postgres.h"
+#include <postgres.h>
 
-#include "utils/rel.h"
-#include "access/genam.h"
-
-#include "storage/bufpage.h"
-#include "storage/bufmgr.h"
-#include "access/htup.h"
-#include "utils/palloc.h"
-#include "access/nbtree.h"
+#include <access/genam.h>
+#include <fmgr.h>
+#include <storage/bufpage.h>
+#include <storage/bufmgr.h>
+#include <access/nbtree.h>
 
 #ifndef HAVE_MEMMOVE
-# include "regex/utils.h"
+# include <regex/utils.h>
 #else
 # include <string.h>
 #endif
 
-#include "fmgr.h"
 
 static BTStack _bt_searchr(Relation rel, int keysz, ScanKey scankey, Buffer *bufP, BTStack stack_in);
 static OffsetNumber _bt_firsteq(Relation rel, TupleDesc itupdesc, Page page, Size keysz, ScanKey scankey, OffsetNumber offnum);
diff --git a/src/backend/access/nbtree/nbtsort.c b/src/backend/access/nbtree/nbtsort.c
index 1f328ef38f29f36bf22696102c1cb669af216c4e..6bf86d6f6e092ca92625843dfddebdf604bdcc18 100644
--- a/src/backend/access/nbtree/nbtsort.c
+++ b/src/backend/access/nbtree/nbtsort.c
@@ -5,7 +5,7 @@
  *
  *
  * IDENTIFICATION
- *    $Id: nbtsort.c,v 1.7 1996/11/03 22:57:57 scrappy Exp $
+ *    $Id: nbtsort.c,v 1.8 1996/11/05 10:35:35 scrappy Exp $
  *
  * NOTES
  *
@@ -47,30 +47,22 @@
  *-------------------------------------------------------------------------
  */
 
-#include <stdio.h>
 #include <fcntl.h>
 
-#include "postgres.h"
+#include <postgres.h>
 
-#include "utils/rel.h"
+#include <utils/memutils.h>
+#include <storage/bufpage.h>
+#include <access/nbtree.h>
+#include <storage/bufmgr.h>
 
-#include "access/itup.h"
-#include "access/funcindex.h"
-#include "storage/bufpage.h"
-#include "access/htup.h"
-#include "utils/palloc.h"
-#include "access/relscan.h"
-#include "access/sdir.h"
-#include "access/nbtree.h"
 
 #ifndef HAVE_MEMMOVE
-# include "regex/utils.h"
+# include <regex/utils.h>
 #else
 # include <string.h>
 #endif
 
-#include "storage/bufmgr.h"
-
 #ifdef FASTBUILD
 
 #define	MAXTAPES	(7)
diff --git a/src/backend/access/nbtree/nbtstrat.c b/src/backend/access/nbtree/nbtstrat.c
index 152f0efd72aabdbd3dc8dc787cdca8bd74319d55..6de003c06a968fc0ae5a8937d57f2abd8afa5bb4 100644
--- a/src/backend/access/nbtree/nbtstrat.c
+++ b/src/backend/access/nbtree/nbtstrat.c
@@ -7,22 +7,16 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/Attic/nbtstrat.c,v 1.3 1996/11/03 22:57:59 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/Attic/nbtstrat.c,v 1.4 1996/11/05 10:35:37 scrappy Exp $
  *
  *-------------------------------------------------------------------------
  */
 
-#include "postgres.h"
+#include <postgres.h>
 
-#include "utils/rel.h"
-
-#include "access/itup.h"
-#include "access/funcindex.h"
-#include "storage/bufpage.h"
-#include "access/htup.h"
-#include "access/relscan.h"
-#include "access/sdir.h"
-#include "access/nbtree.h"
+#include <access/istrat.h>
+#include <storage/bufpage.h>
+#include <access/nbtree.h>
 
 /*
  * Note:
diff --git a/src/backend/access/nbtree/nbtutils.c b/src/backend/access/nbtree/nbtutils.c
index b88524df7d5e4a5a718c10f6cc7d40c6630913ff..703acd62fa27260c80a9cb4b31f4c14750860eaa 100644
--- a/src/backend/access/nbtree/nbtutils.c
+++ b/src/backend/access/nbtree/nbtutils.c
@@ -7,30 +7,25 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtutils.c,v 1.6 1996/11/03 22:57:59 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtutils.c,v 1.7 1996/11/05 10:35:38 scrappy Exp $
  *
  *-------------------------------------------------------------------------
  */
 
-#include <time.h>
+#include <postgres.h>
 
-#include "postgres.h"
+#include <access/genam.h>
+#include <fmgr.h>
+#include <storage/bufpage.h>
+#include <access/nbtree.h>
+#include <access/istrat.h>
+#include <access/iqual.h>
 
-#include "utils/rel.h"
-#include "access/genam.h"
-
-#include "storage/bufpage.h"
-#include "access/htup.h"
-#include "utils/palloc.h"
-#include "access/nbtree.h"
-#include "access/istrat.h"
-#include "access/iqual.h"
 #ifndef HAVE_MEMMOVE
-# include "regex/utils.h"
+# include <regex/utils.h>
 #else
 # include <string.h>
 #endif
-#include "fmgr.h"
 
 ScanKey 
 _bt_mkscankey(Relation rel, IndexTuple itup)