diff --git a/src/backend/port/BSD44_derived/machine.h b/src/backend/port/BSD44_derived/machine.h
deleted file mode 100644
index 3d4e7656609f91cb40bc3d16b02b238104d001cb..0000000000000000000000000000000000000000
--- a/src/backend/port/BSD44_derived/machine.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: machine.h,v 1.1.1.1 1996/07/09 06:21:42 scrappy Exp $
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
-
diff --git a/src/backend/port/aix/machine.h b/src/backend/port/aix/machine.h
deleted file mode 100644
index e05a13464956de5e1e416257fafb81d4add755d0..0000000000000000000000000000000000000000
--- a/src/backend/port/aix/machine.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: machine.h,v 1.1.1.1 1996/07/09 06:21:41 scrappy Exp $
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
-
diff --git a/src/backend/port/alpha/machine.h b/src/backend/port/alpha/machine.h
deleted file mode 100644
index 3d4e7656609f91cb40bc3d16b02b238104d001cb..0000000000000000000000000000000000000000
--- a/src/backend/port/alpha/machine.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: machine.h,v 1.1.1.1 1996/07/09 06:21:42 scrappy Exp $
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
-
diff --git a/src/backend/port/bsdi/machine.h b/src/backend/port/bsdi/machine.h
deleted file mode 100644
index d53defbfd4cff92eee336959c888d915f155fcde..0000000000000000000000000000000000000000
--- a/src/backend/port/bsdi/machine.h
+++ /dev/null
@@ -1,18 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * machine.h,v 1.1.1.1 1994/11/07 05:19:37 andrew Exp
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
diff --git a/src/backend/port/dgux/machine.h b/src/backend/port/dgux/machine.h
deleted file mode 100644
index 75596a2619fa7b0bd6b206ff82e8b1e3efb0c6be..0000000000000000000000000000000000000000
--- a/src/backend/port/dgux/machine.h
+++ /dev/null
@@ -1,18 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: machine.h,v 1.1 1996/07/25 20:43:59 scrappy Exp $
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
diff --git a/src/backend/port/hpux/machine.h b/src/backend/port/hpux/machine.h
deleted file mode 100644
index b178a621726637941ee76e083f0d74f89a78c94a..0000000000000000000000000000000000000000
--- a/src/backend/port/hpux/machine.h
+++ /dev/null
@@ -1,18 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: machine.h,v 1.1.1.1 1996/07/09 06:21:43 scrappy Exp $
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
diff --git a/src/backend/port/i386_solaris/machine.h b/src/backend/port/i386_solaris/machine.h
deleted file mode 100644
index c8cc81b3587136d5023df9c75a62986bf932c18d..0000000000000000000000000000000000000000
--- a/src/backend/port/i386_solaris/machine.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: machine.h,v 1.1 1996/07/20 08:34:33 scrappy Exp $
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
-
diff --git a/src/backend/port/irix5/machine.h b/src/backend/port/irix5/machine.h
deleted file mode 100644
index fd1f22c8a93d73bcf02badd0b21b936eab5793a1..0000000000000000000000000000000000000000
--- a/src/backend/port/irix5/machine.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * machine.h,v 1.1.1.1 1994/11/07 05:19:38 andrew Exp
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
-
diff --git a/src/backend/port/linux/machine.h b/src/backend/port/linux/machine.h
deleted file mode 100644
index 90458810e98e97b59e7befb310aacfd2afc0c52c..0000000000000000000000000000000000000000
--- a/src/backend/port/linux/machine.h
+++ /dev/null
@@ -1,18 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: machine.h,v 1.1.1.1 1996/07/09 06:21:44 scrappy Exp $
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
diff --git a/src/backend/port/nextstep/machine.h b/src/backend/port/nextstep/machine.h
deleted file mode 100644
index ef2585ccb02d6e7a15073a5a9859b753a76a7e3a..0000000000000000000000000000000000000000
--- a/src/backend/port/nextstep/machine.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
diff --git a/src/backend/port/sparc/machine.h b/src/backend/port/sparc/machine.h
deleted file mode 100644
index d34b65ff333f03d169f9d16a7ebbd1fa20403f34..0000000000000000000000000000000000000000
--- a/src/backend/port/sparc/machine.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: machine.h,v 1.1.1.1 1996/07/09 06:21:44 scrappy Exp $
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
-
diff --git a/src/backend/port/sparc_solaris/machine.h b/src/backend/port/sparc_solaris/machine.h
deleted file mode 100644
index 35fe7afe61ef6d0146c704ca82a73866ce30c6af..0000000000000000000000000000000000000000
--- a/src/backend/port/sparc_solaris/machine.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: machine.h,v 1.1.1.1 1996/07/09 06:21:45 scrappy Exp $
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
-
diff --git a/src/backend/port/svr4/machine.h b/src/backend/port/svr4/machine.h
deleted file mode 100644
index fd1f22c8a93d73bcf02badd0b21b936eab5793a1..0000000000000000000000000000000000000000
--- a/src/backend/port/svr4/machine.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * machine.h,v 1.1.1.1 1994/11/07 05:19:38 andrew Exp
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
-
diff --git a/src/backend/port/ultrix4/machine.h b/src/backend/port/ultrix4/machine.h
deleted file mode 100644
index 35fe7afe61ef6d0146c704ca82a73866ce30c6af..0000000000000000000000000000000000000000
--- a/src/backend/port/ultrix4/machine.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * machine.h--
- *    
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: machine.h,v 1.1.1.1 1996/07/09 06:21:45 scrappy Exp $
- *
- *-------------------------------------------------------------------------
- */
-#ifndef MACHINE_H
-#define MACHINE_H
-
-#define BLCKSZ	8192
-
-#endif
-
diff --git a/src/backend/port/win32/machine.h b/src/backend/port/win32/machine.h
deleted file mode 100644
index 43e405749660ef8953f2af9487b1b8d46fda5fb0..0000000000000000000000000000000000000000
--- a/src/backend/port/win32/machine.h
+++ /dev/null
@@ -1,2 +0,0 @@
-#define BLCKSZ        8192
-#define NOFILE		100
diff --git a/src/include/c.h b/src/include/c.h
index dff16ce1e0997aae161880e164a357f9d0c8c020..51851fd4081dda9bb61b7dfe94bb55740414cbaf 100644
--- a/src/include/c.h
+++ b/src/include/c.h
@@ -7,7 +7,7 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: c.h,v 1.7 1997/02/08 20:39:50 momjian Exp $
+ * $Id: c.h,v 1.8 1997/02/09 04:50:25 scrappy Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -754,7 +754,6 @@ extern char *form(char *fmt, ...);
 
 #if defined(WIN32)
 #include "port/win32/nt.h"
-#include "port/win32/machine.h"
 #endif /* WIN32 */
 
 /* ----------------