diff --git a/src/bin/pg_controldata/pg_controldata.c b/src/bin/pg_controldata/pg_controldata.c
index 50a4754cd5..96827c3aac 100644
--- a/src/bin/pg_controldata/pg_controldata.c
+++ b/src/bin/pg_controldata/pg_controldata.c
@@ -6,7 +6,7 @@
  * copyright (c) Oliver Elphick <olly@lfix.co.uk>, 2001;
  * licence: BSD
  *
- * $PostgreSQL: pgsql/src/bin/pg_controldata/pg_controldata.c,v 1.40 2008/09/23 09:20:37 heikki Exp $
+ * $PostgreSQL: pgsql/src/bin/pg_controldata/pg_controldata.c,v 1.41 2008/09/24 08:59:42 mha Exp $
  */
 #include "postgres_fe.h"
 
@@ -107,7 +107,7 @@ main(int argc, char *argv[])
 
 	snprintf(ControlFilePath, MAXPGPATH, "%s/global/pg_control", DataDir);
 
-	if ((fd = open(ControlFilePath, O_RDONLY, 0)) == -1)
+	if ((fd = open(ControlFilePath, O_RDONLY | PG_BINARY, 0)) == -1)
 	{
 		fprintf(stderr, _("%s: could not open file \"%s\" for reading: %s\n"),
 				progname, ControlFilePath, strerror(errno));
diff --git a/src/bin/pg_resetxlog/pg_resetxlog.c b/src/bin/pg_resetxlog/pg_resetxlog.c
index c3cfafea7a..c2db7bd966 100644
--- a/src/bin/pg_resetxlog/pg_resetxlog.c
+++ b/src/bin/pg_resetxlog/pg_resetxlog.c
@@ -23,7 +23,7 @@
  * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/bin/pg_resetxlog/pg_resetxlog.c,v 1.66 2008/09/23 09:20:38 heikki Exp $
+ * $PostgreSQL: pgsql/src/bin/pg_resetxlog/pg_resetxlog.c,v 1.67 2008/09/24 08:59:42 mha Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -373,7 +373,7 @@ ReadControlFile(void)
 	char	   *buffer;
 	pg_crc32	crc;
 
-	if ((fd = open(XLOG_CONTROL_FILE, O_RDONLY, 0)) < 0)
+	if ((fd = open(XLOG_CONTROL_FILE, O_RDONLY | PG_BINARY, 0)) < 0)
 	{
 		/*
 		 * If pg_control is not there at all, or we can't read it, the odds