diff --git a/src/backend/utils/adt/inet_net_ntop.c b/src/backend/utils/adt/inet_net_ntop.c
index 655f8ba62e..6d835df0c0 100644
--- a/src/backend/utils/adt/inet_net_ntop.c
+++ b/src/backend/utils/adt/inet_net_ntop.c
@@ -16,7 +16,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static const char rcsid[] = "$Id: inet_net_ntop.c,v 1.1 1998/10/03 05:40:48 momjian Exp $";
+static const char rcsid[] = "$Id: inet_net_ntop.c,v 1.2 1998/10/04 15:35:08 momjian Exp $";
 
 #endif
 
@@ -30,6 +30,9 @@ static const char rcsid[] = "$Id: inet_net_ntop.c,v 1.1 1998/10/03 05:40:48 momj
 #include <string.h>
 #include <stdlib.h>
 
+#include <postgres.h>
+#include <utils/builtins.h>
+
 #ifdef SPRINTF_CHAR
 #define SPRINTF(x) strlen(sprintf/**/x)
 #else
diff --git a/src/backend/utils/adt/inet_net_pton.c b/src/backend/utils/adt/inet_net_pton.c
index 8b3ae41127..44f905f659 100644
--- a/src/backend/utils/adt/inet_net_pton.c
+++ b/src/backend/utils/adt/inet_net_pton.c
@@ -16,7 +16,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static const char rcsid[] = "$Id: inet_net_pton.c,v 1.1 1998/10/03 05:40:49 momjian Exp $";
+static const char rcsid[] = "$Id: inet_net_pton.c,v 1.2 1998/10/04 15:35:09 momjian Exp $";
 
 #endif
 
@@ -32,6 +32,9 @@ static const char rcsid[] = "$Id: inet_net_pton.c,v 1.1 1998/10/03 05:40:49 momj
 #include <string.h>
 #include <stdlib.h>
 
+#include <postgres.h>
+#include <utils/builtins.h>
+
 #ifdef SPRINTF_CHAR
 #define SPRINTF(x) strlen(sprintf/**/x)
 #else
diff --git a/src/backend/utils/adt/ip.c b/src/backend/utils/adt/ip.c
index 7828688d53..da892f80e2 100644
--- a/src/backend/utils/adt/ip.c
+++ b/src/backend/utils/adt/ip.c
@@ -3,7 +3,7 @@
  *	is for IP V4 CIDR notation, but prepared for V6: just
  *	add the necessary bits where the comments indicate.
  *
- *	$Id: ip.c,v 1.2 1998/10/04 15:31:06 momjian Exp $
+ *	$Id: ip.c,v 1.3 1998/10/04 15:35:10 momjian Exp $
  */
 
 #include <sys/types.h>
@@ -17,6 +17,7 @@
 
 #include <postgres.h>
 #include <utils/palloc.h>
+#include <utils/builtins.h>
 #include <utils/mac.h>
 
 /*
diff --git a/src/backend/utils/adt/mac.c b/src/backend/utils/adt/mac.c
index 8d09ea16c6..cf21f9b86a 100644
--- a/src/backend/utils/adt/mac.c
+++ b/src/backend/utils/adt/mac.c
@@ -1,14 +1,14 @@
 /*
  *	PostgreSQL type definitions for MAC addresses.
  *
- *	$Id: mac.c,v 1.1 1998/10/03 05:40:50 momjian Exp $
+ *	$Id: mac.c,v 1.2 1998/10/04 15:35:12 momjian Exp $
  */
 
 #include <stdio.h>
 
 #include <postgres.h>
 #include <utils/palloc.h>
-
+#include <utils/builtins.h>
 #include <utils/mac.h>
 
 manufacturer manufacturers[] = {