diff --git a/src/backend/utils/adt/ip.c b/src/backend/utils/adt/ip.c
index da892f80e265d98b7289282a8af477058042654a..9b4ede1c64b75bfff5ca51b865efe91626a1e5c9 100644
--- a/src/backend/utils/adt/ip.c
+++ b/src/backend/utils/adt/ip.c
@@ -3,13 +3,14 @@
  *	is for IP V4 CIDR notation, but prepared for V6: just
  *	add the necessary bits where the comments indicate.
  *
- *	$Id: ip.c,v 1.3 1998/10/04 15:35:10 momjian Exp $
+ *	$Id: ip.c,v 1.4 1998/10/04 16:24:30 momjian Exp $
  */
 
 #include <sys/types.h>
 #include <sys/socket.h>
 
 #include <stdio.h>
+#include <string.h>
 #include <errno.h>
 
 #include <netinet/in.h>
diff --git a/src/backend/utils/adt/mac.c b/src/backend/utils/adt/mac.c
index cf21f9b86a7d847afaffe896f8aa3c4088a4ad1f..6d33f148dc68f35e01e310439ac9b5c393bfc1c4 100644
--- a/src/backend/utils/adt/mac.c
+++ b/src/backend/utils/adt/mac.c
@@ -1,10 +1,11 @@
 /*
  *	PostgreSQL type definitions for MAC addresses.
  *
- *	$Id: mac.c,v 1.2 1998/10/04 15:35:12 momjian Exp $
+ *	$Id: mac.c,v 1.3 1998/10/04 16:24:32 momjian Exp $
  */
 
 #include <stdio.h>
+#include <string.h>
 
 #include <postgres.h>
 #include <utils/palloc.h>