diff --git a/src/include/c.h b/src/include/c.h
index 74bf434acb..67484f4c96 100644
--- a/src/include/c.h
+++ b/src/include/c.h
@@ -12,7 +12,7 @@
  * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: c.h,v 1.113 2001/12/03 17:44:52 tgl Exp $
+ * $Id: c.h,v 1.114 2002/01/22 19:02:39 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -620,27 +620,8 @@ typedef NameData *Name;
 /* These are for things that are one way on Unix and another on NT */
 #define NULL_DEV		"/dev/null"
 
-/* defines for dynamic linking on Win32 platform */
-#ifdef __CYGWIN__
-#if __GNUC__ && ! defined (__declspec)
-#error You need egcs 1.1 or newer for compiling!
-#endif
-#ifdef BUILDING_DLL
-#define DLLIMPORT __declspec (dllexport)
-#else							/* not BUILDING_DLL */
-#define DLLIMPORT __declspec (dllimport)
-#endif
-#elif defined(WIN32) && defined(_MSC_VER)		/* not CYGWIN */
-#if defined(_DLL)
-#define DLLIMPORT __declspec (dllexport)
-#else							/* not _DLL */
-#define DLLIMPORT __declspec (dllimport)
-#endif
-#else							/* not CYGWIN, not MSVC */
-#define DLLIMPORT
-#endif
-
-/* Provide prototypes for routines not present in a particular machine's
+/*
+ * Provide prototypes for routines not present in a particular machine's
  * standard C library.	It'd be better to put these in pg_config.h, but
  * in pg_config.h we haven't yet included anything that defines size_t...
  */
diff --git a/src/include/pg_config.h.in b/src/include/pg_config.h.in
index 8e84fa4219..58987eee16 100644
--- a/src/include/pg_config.h.in
+++ b/src/include/pg_config.h.in
@@ -8,7 +8,7 @@
  * or in pg_config.h afterwards.  Of course, if you edit pg_config.h, then your
  * changes will be overwritten the next time you run configure.
  *
- * $Id: pg_config.h.in,v 1.15 2001/12/03 17:44:52 tgl Exp $
+ * $Id: pg_config.h.in,v 1.16 2002/01/22 19:02:40 tgl Exp $
  */
 
 #ifndef PG_CONFIG_H
@@ -720,10 +720,19 @@ extern int fdatasync(int fildes);
 
 #include "pg_config_os.h"
 
+/*
+ * Provide default definitions for things that port-specific pg_config_os.h
+ * files can set, but typically don't.
+ */
+
+#ifndef DLLIMPORT
+#define DLLIMPORT				/* no special DLL markers on most ports */
+#endif
+
 /*
  * The following is used as the arg list for signal handlers.  Any ports
  * that take something other than an int argument should override this in
- * the port-specific pg_config_os.h file.  Note that variable names are required
+ * their pg_config_os.h file.  Note that variable names are required
  * because it is used in both the prototypes as well as the definitions.
  * Note also the long name.  We expect that this won't collide with
  * other names causing compiler warnings.
diff --git a/src/include/pg_config.h.win32 b/src/include/pg_config.h.win32
index 007fee40ef..eb833f3f90 100644
--- a/src/include/pg_config.h.win32
+++ b/src/include/pg_config.h.win32
@@ -29,4 +29,32 @@
 /* use _snprintf instead of snprintf */
 #define	HAVE_SNPRINTF_DECL
 #define snprintf	_snprintf
+
+/* defines for dynamic linking on Win32 platform */
+#ifdef __CYGWIN__
+
+#if __GNUC__ && ! defined (__declspec)
+#error You need egcs 1.1 or newer for compiling!
+#endif
+
+#ifdef BUILDING_DLL
+#define DLLIMPORT __declspec (dllexport)
+#else							/* not BUILDING_DLL */
+#define DLLIMPORT __declspec (dllimport)
+#endif
+
+#elif defined(WIN32) && defined(_MSC_VER)		/* not CYGWIN */
+
+#if defined(_DLL)
+#define DLLIMPORT __declspec (dllexport)
+#else							/* not _DLL */
+#define DLLIMPORT __declspec (dllimport)
+#endif
+
+#else							/* not CYGWIN, not MSVC */
+
+#define DLLIMPORT
+
+#endif
+
 #endif /* pg_config_h_win32__ */
diff --git a/src/include/port/win.h b/src/include/port/win.h
index e22502d39f..52725a1e1a 100644
--- a/src/include/port/win.h
+++ b/src/include/port/win.h
@@ -15,5 +15,31 @@ typedef unsigned char slock_t;
  */
 #if CYGWIN_VERSION_DLL_MAJOR < 1001
 #undef HAVE_UNIX_SOCKETS
+#endif
+
+/* defines for dynamic linking on Win32 platform */
+#ifdef __CYGWIN__
+
+#if __GNUC__ && ! defined (__declspec)
+#error You need egcs 1.1 or newer for compiling!
+#endif
+
+#ifdef BUILDING_DLL
+#define DLLIMPORT __declspec (dllexport)
+#else							/* not BUILDING_DLL */
+#define DLLIMPORT __declspec (dllimport)
+#endif
+
+#elif defined(WIN32) && defined(_MSC_VER)		/* not CYGWIN */
+
+#if defined(_DLL)
+#define DLLIMPORT __declspec (dllexport)
+#else							/* not _DLL */
+#define DLLIMPORT __declspec (dllimport)
+#endif
+
+#else							/* not CYGWIN, not MSVC */
+
+#define DLLIMPORT
 
 #endif
diff --git a/src/include/port/win32.h b/src/include/port/win32.h
index c9bf62784b..b9ef739e9c 100644
--- a/src/include/port/win32.h
+++ b/src/include/port/win32.h
@@ -1,2 +1,29 @@
 #define USES_WINSOCK
 #define NOFILE		  100
+
+/* defines for dynamic linking on Win32 platform */
+#ifdef __CYGWIN__
+
+#if __GNUC__ && ! defined (__declspec)
+#error You need egcs 1.1 or newer for compiling!
+#endif
+
+#ifdef BUILDING_DLL
+#define DLLIMPORT __declspec (dllexport)
+#else							/* not BUILDING_DLL */
+#define DLLIMPORT __declspec (dllimport)
+#endif
+
+#elif defined(WIN32) && defined(_MSC_VER)		/* not CYGWIN */
+
+#if defined(_DLL)
+#define DLLIMPORT __declspec (dllexport)
+#else							/* not _DLL */
+#define DLLIMPORT __declspec (dllimport)
+#endif
+
+#else							/* not CYGWIN, not MSVC */
+
+#define DLLIMPORT
+
+#endif
diff --git a/src/interfaces/libpq++/pgconnection.h b/src/interfaces/libpq++/pgconnection.h
index 217006f3b7..9e025abe2d 100644
--- a/src/interfaces/libpq++/pgconnection.h
+++ b/src/interfaces/libpq++/pgconnection.h
@@ -13,7 +13,7 @@
  * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  * 
- * $Id: pgconnection.h,v 1.14 2001/09/30 22:30:37 tgl Exp $
+ * $Id: pgconnection.h,v 1.15 2002/01/22 19:02:40 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -38,7 +38,6 @@ extern "C" {
 #endif
 
 extern "C" {
-#include "postgres_fe.h"
 #include "libpq-fe.h"
 }