diff --git a/src/include/port.h b/src/include/port.h
index 61b566d402..e352ef2d0b 100644
--- a/src/include/port.h
+++ b/src/include/port.h
@@ -6,7 +6,7 @@
  * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/port.h,v 1.76 2005/06/27 02:04:25 neilc Exp $
+ * $PostgreSQL: pgsql/src/include/port.h,v 1.77 2005/07/04 19:54:51 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -108,7 +108,7 @@ extern int	pg_strncasecmp(const char *s1, const char *s2, size_t n);
 extern unsigned char pg_toupper(unsigned char ch);
 extern unsigned char pg_tolower(unsigned char ch);
 
-#ifdef USE_SNPRINTF
+#if defined(USE_SNPRINTF) && !defined(NO_PGPORT)
 extern int pg_vsnprintf(char *str, size_t count, const char *fmt, va_list args);
 extern int pg_snprintf(char *str, size_t count, const char *fmt,...)
 /* This extension allows gcc to check the format string */
diff --git a/src/timezone/Makefile b/src/timezone/Makefile
index 5baa8b94d9..fa3b9dadff 100644
--- a/src/timezone/Makefile
+++ b/src/timezone/Makefile
@@ -4,7 +4,7 @@
 #    Makefile for the timezone library
 
 # IDENTIFICATION
-#    $PostgreSQL: pgsql/src/timezone/Makefile,v 1.19 2005/07/04 02:55:59 neilc Exp $
+#    $PostgreSQL: pgsql/src/timezone/Makefile,v 1.20 2005/07/04 19:54:51 momjian Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -12,7 +12,7 @@ subdir = src/timezone
 top_builddir = ../..
 include $(top_builddir)/src/Makefile.global
 
-override CPPFLAGS := $(CPPFLAGS) -I$(srcdir)
+override CPPFLAGS := $(CPPFLAGS) -I$(srcdir) -DNO_PGPORT
 
 # files to build into backend
 OBJS= localtime.o strftime.o pgtz.o
diff --git a/src/timezone/pgtz.h b/src/timezone/pgtz.h
index 3354cfa8c8..986122efd3 100644
--- a/src/timezone/pgtz.h
+++ b/src/timezone/pgtz.h
@@ -9,7 +9,7 @@
  * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/timezone/pgtz.h,v 1.13 2005/07/04 18:21:40 momjian Exp $
+ *	  $PostgreSQL: pgsql/src/timezone/pgtz.h,v 1.14 2005/07/04 19:54:51 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -18,16 +18,6 @@
 
 #include "tzfile.h"
 
-/*
- *	Prevent the use of /port functions because
- *	the are not included in this binary.
- */
-#undef vsnprintf
-#undef snprintf
-#undef sprintf
-#undef fprintf
-#undef printf
-
 extern char *pg_TZDIR(void);
 
 #define BIGGEST(a, b)	(((a) > (b)) ? (a) : (b))