diff --git a/src/backend/port/dynloader/win32.c b/src/backend/port/dynloader/win32.c
index 772cfaba11..16a38b99b0 100644
--- a/src/backend/port/dynloader/win32.c
+++ b/src/backend/port/dynloader/win32.c
@@ -1,7 +1,12 @@
-/* $PostgreSQL: pgsql/src/backend/port/dynloader/win32.c,v 1.3 2003/11/29 19:51:54 pgsql Exp $ */
+/* $PostgreSQL: pgsql/src/backend/port/dynloader/win32.c,v 1.4 2004/11/17 08:30:08 neilc Exp $ */
 
 #include <windows.h>
 
+char *dlerror(void);
+int dlclose(void *handle);
+void *dlsym(void *handle, const char *symbol);
+void *dlopen(const char *path, int mode);
+
 char *
 dlerror(void)
 {
diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index a8e22cbd8e..2e19693b2d 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -37,7 +37,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.439 2004/11/17 00:14:12 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.440 2004/11/17 08:30:09 neilc Exp $
  *
  * NOTES
  *
@@ -4037,7 +4037,7 @@ win32_waitpid(int *exitstatus)
 					 */
 					ereport(FATAL,
 							(errmsg_internal("failed to get exit code for child %lu",
-											 (DWORD)win32_childPIDArray[index])));
+											 (unsigned long) win32_childPIDArray[index])));
 				}
 				*exitstatus = (int) exitCode;
 				return win32_childPIDArray[index];
diff --git a/src/port/open.c b/src/port/open.c
index 34fd95e670..0715f39bf4 100644
--- a/src/port/open.c
+++ b/src/port/open.c
@@ -6,7 +6,7 @@
  *
  * Portions Copyright (c) 1996-2004, PostgreSQL Global Development Group
  *
- * $PostgreSQL: pgsql/src/port/open.c,v 1.5 2004/10/17 23:53:30 momjian Exp $
+ * $PostgreSQL: pgsql/src/port/open.c,v 1.6 2004/11/17 08:30:11 neilc Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -18,6 +18,8 @@
 #include <errno.h>
 #include <assert.h>
 
+int win32_open(const char *fileName, int fileFlags, ...);
+
 static int
 openFlagsToCreateFileFlags(int openFlags)
 {